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At 12:19 PM
CET CET or cet may refer to: Places * Cet, Albania * Cet, standard astronomical abbreviation for the constellation Cetus * Colchester Town railway station (National Rail code CET), in Colchester, England Arts, entertainment, and media * Comcast En ...
(11:19
UTC Coordinated Universal Time (UTC) is the primary time standard globally used to regulate clocks and time. It establishes a reference for the current time, forming the basis for civil time and time zones. UTC facilitates international communica ...
) on 29 December 2020, an
earthquake An earthquakealso called a quake, tremor, or tembloris the shaking of the Earth's surface resulting from a sudden release of energy in the lithosphere that creates seismic waves. Earthquakes can range in intensity, from those so weak they ...
of magnitude 6.4 (6.2 ) hit central
Croatia Croatia, officially the Republic of Croatia, is a country in Central Europe, Central and Southeast Europe, on the coast of the Adriatic Sea. It borders Slovenia to the northwest, Hungary to the northeast, Serbia to the east, Bosnia and Herze ...
, with an
epicenter The epicenter (), epicentre, or epicentrum in seismology is the point on the Earth's surface directly above a hypocenter or focus, the point where an earthquake or an underground explosion originates. Determination The primary purpose of a ...
located roughly west-southwest of
Petrinja Petrinja () is a town in central Croatia near Sisak in the historic region of Banija, Banovina. It is administratively located in Sisak-Moslavina County. On December 29, 2020, the town was 2020 Petrinja earthquake, hit by a strong earthquake wit ...
. The maximum felt intensity was estimated at VIII (''Heavily damaging'') to IX (''Destructive'') on the
European macroseismic scale The European Macroseismic Scale (EMS) is the basis for evaluation of seismic intensity in European countries and is also used in a number of countries outside Europe. Issued in 1998 as an update of the test version from 1992, the scale is referred ...
. Before this event there were three
foreshock A foreshock is an earthquake that occurs before a larger seismic eventthe mainshockand is related to it in both time and space. The designation of an earthquake as ''foreshock'', ''mainshock'' or aftershock is only possible after the full sequenc ...
s, the strongest of which had a magnitude of 5.2 on the day before. The earthquake was followed by numerous
aftershock In seismology, an aftershock is a smaller earthquake that follows a larger earthquake, in Epicenter, the same area of the Mainshock, main shock, caused as the displaced Crust (geology), crust adjusts to the effects of the main shock. Large earthq ...
s, the strongest of which had a magnitude of 4.9 . The adversely affected areas were mostly in the
Sisak-Moslavina County Sisak-Moslavina County () is a Croatian county in eastern Central Croatia and southwestern Slavonia. It is named after the city of Sisak and the region Moslavina just across the river Sava. According to the 2021 census, it is inhabited by 140, ...
and other nearby Croatian counties, as well as some of the nearby areas of
Bosnia Bosnia and Herzegovina, sometimes known as Bosnia-Herzegovina and informally as Bosnia, is a country in Southeast Europe. Situated on the Balkans, Balkan Peninsula, it borders Serbia to the east, Montenegro to the southeast, and Croatia to th ...
and
Slovenia Slovenia, officially the Republic of Slovenia, is a country in Central Europe. It borders Italy to the west, Austria to the north, Hungary to the northeast, Croatia to the south and southeast, and a short (46.6 km) coastline within the Adriati ...
. There were nine confirmed deaths, including seven during the quake and two workers from falling debris while repairing damaged structures in the aftermath, and 26 people were injured.


Tectonic setting

The epicenter is located in a hilly area just south of the
Kupa The Kupa () or Kolpa ( or ; from in Roman Empire, Roman times; ) river, a right tributary of the Sava, forms a natural border between north-west Croatia and southeast Slovenia. It is long, with a length of serving as the border between Croati ...
-
Sava The Sava, is a river in Central Europe, Central and Southeast Europe, a right-bank and the longest tributary of the Danube. From its source in Slovenia it flows through Croatia and along its border with Bosnia and Herzegovina, and finally reac ...
alluvial plain, with the
Zrinska gora Zrinska gora is a mountain in central Croatia. The highest peak is Piramida at . See also * Zrin Zrin is a village in Croatia, Sisak-Moslavina County ( Dvor Municipality). In the past it was the seat of the Šubić noble family. Later the fa ...
mountain and the rest of the
Dinaric Alps The Dinaric Alps (), also Dinarides, are a mountain range in Southern Europe, Southern and Southcentral Europe, separating the continental Balkan Peninsula from the Adriatic Sea. They stretch from Italy in the northwest through Slovenia, Croatia ...
to the south. The
Pokuplje Pokuplje is the name for the Kupa river basin in Croatia. Major settlements are Karlovac, Sisak, Petrinja, Glina and Topusko Topusko is a Municipalities of Croatia, municipality and settlement in Sisak-Moslavina County, Croatia. Topusko is an ...
seismic area follows the Kupa river valley from
Karlovac Karlovac () is a city in central Croatia. In the 2021 census, its population was 49,377. Karlovac is the administrative centre of Karlovac County. The city is located southwest of Zagreb and northeast of Rijeka, and is connected to them via the ...
to
Sisak Sisak (; also known by other alternative names) is a city in central Croatia, spanning the confluence of the Kupa, Sava and Odra rivers, southeast of the Croatian capital Zagreb, and is usually considered to be where the Posavina (Sava basin ...
. This area has been affected by several historical earthquakes, the best known being the major event in 1909 with the epicenter near
Pokupsko Pokupsko is a village and a municipality in Croatia in the Zagreb County. In the 2011 census, there were a total of 2,224 inhabitants, in the following settlements: * Auguštanovec, population 125 * Cerje Pokupsko, population 84 * Cvetnić B ...
, with aftershocks that continued into 1910. It had a maximum felt intensity of VIII on the MCS scale. This seismicity has been associated with reactivation of northwest–southeast trending
normal fault In geology, a fault is a planar fracture or discontinuity in a volume of rock across which there has been significant displacement as a result of rock-mass movements. Large faults within Earth's crust result from the action of plate tectonic ...
s that form the southwestern boundary of the
Pannonian Basin The Pannonian Basin, with the term Carpathian Basin being sometimes preferred in Hungarian literature, is a large sedimentary basin situated in southeastern Central Europe. After the Treaty of Trianon following World War I, the geomorpholog ...
. The last earthquake on the territory of Croatia that had a magnitude of 6.0 was in Ston in 1996. In 1969, the fault system which extends from
Jastrebarsko Jastrebarsko (; ), colloquially known as Jaska, is a town in Zagreb County, Croatia. History Antiquity In 1865, remnants of a Roman settlement were uncovered in Repišće, Klinča Sela, a village in Jastrebarsko metropolitan area. Further ar ...
over this area towards
Banja Luka Banja Luka ( sr-Cyrl, Бања Лука, ) or Banjaluka ( sr-Cyrl, Бањалука, ) is the List of cities in Bosnia and Herzegovina, second largest city in Bosnia and Herzegovina and the largest city in Republika Srpska. Banja Luka is the tr ...
had a 6.6 earthquake which hit the latter city, and that one was also preceded by significant foreshocks one day earlier. In 1880, a 6.3 struck north-east of Zagreb. In March 2020, a 5.5 earthquake struck the city of Zagreb.


Earthquake

The earthquake had a magnitude of 6.4  and a depth of according to
Advanced National Seismic System The Advanced National Seismic System (ANSS) is a collaboration of the United States Geological Survey (USGS) and regional, state, and academic partners that collects and analyzes data on significant earthquakes to provide near real-time (generally ...
(ANSS) and European-Mediterranean Seismological Centre (EMSC), while the Seismological Survey of Croatia recorded 6.2 . The maximum felt intensity was VIII (heavily damaging) to IX (destructive) on the
European macroseismic scale The European Macroseismic Scale (EMS) is the basis for evaluation of seismic intensity in European countries and is also used in a number of countries outside Europe. Issued in 1998 as an update of the test version from 1992, the scale is referred ...
(EMS) and IX (Violent) on the
Modified Mercalli intensity scale The Modified Mercalli intensity scale (MM, MMI, or MCS) measures the effects of an earthquake at a given location. This is in contrast with the seismic magnitude usually reported for an earthquake. Magnitude scales measure the inherent force or ...
(MMI). The location and depth of this event show that it was an
intraplate earthquake An intraplate earthquake occurs in the ''interior'' of a Plate tectonics, tectonic plate, in contrast to an interplate earthquake on the ''boundary'' of a tectonic plate. They are relatively rare compared to the more familiar interplate earthqu ...
that occurred as a result of shallow strike-slip faulting within the Eurasian plate. The calculated
focal mechanism The focal mechanism of an earthquake describes the Fault (geology)#Slip.2C heave.2C throw, deformation in the Hypocenter, source region that generates the seismic waves. In the case of a Fault (geology), fault-related event, it refers to the ori ...
for the event indicates that rupture occurred on a nearly vertical fault striking either to the southeast or southwest. The Croatian Seismological Survey estimated the earthquake's epicentre at (45.4002, 16.2187), located near the village of
Strašnik Strašnik is a village in Croatia. The epicenter of 2020 Petrinja earthquake At 12:19 PM Central European Time, CET (11:19 UTC) on 29 December 2020, an earthquake of magnitude 6.4 (6.2 ) hit central Croatia, with an epicenter located roughl ...
, within the town of Petrinja. The earthquake was felt throughout northern Croatia, as well as in large parts of
Slovenia Slovenia, officially the Republic of Slovenia, is a country in Central Europe. It borders Italy to the west, Austria to the north, Hungary to the northeast, Croatia to the south and southeast, and a short (46.6 km) coastline within the Adriati ...
,
Austria Austria, formally the Republic of Austria, is a landlocked country in Central Europe, lying in the Eastern Alps. It is a federation of nine Federal states of Austria, states, of which the capital Vienna is the List of largest cities in Aust ...
,
Bosnia and Herzegovina Bosnia and Herzegovina, sometimes known as Bosnia-Herzegovina and informally as Bosnia, is a country in Southeast Europe. Situated on the Balkans, Balkan Peninsula, it borders Serbia to the east, Montenegro to the southeast, and Croatia to th ...
,
Serbia , image_flag = Flag of Serbia.svg , national_motto = , image_coat = Coat of arms of Serbia.svg , national_anthem = () , image_map = , map_caption = Location of Serbia (gree ...
,
Hungary Hungary is a landlocked country in Central Europe. Spanning much of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia and ...
,
Slovakia Slovakia, officially the Slovak Republic, is a landlocked country in Central Europe. It is bordered by Poland to the north, Ukraine to the east, Hungary to the south, Austria to the west, and the Czech Republic to the northwest. Slovakia's m ...
, and
Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
, as well as in some parts of
Montenegro , image_flag = Flag of Montenegro.svg , image_coat = Coat of arms of Montenegro.svg , coa_size = 80 , national_motto = , national_anthem = () , image_map = Europe-Mont ...
,
Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...
, and the
Czech Republic The Czech Republic, also known as Czechia, and historically known as Bohemia, is a landlocked country in Central Europe. The country is bordered by Austria to the south, Germany to the west, Poland to the northeast, and Slovakia to the south ...
.


Foreshocks

Three
foreshock A foreshock is an earthquake that occurs before a larger seismic eventthe mainshockand is related to it in both time and space. The designation of an earthquake as ''foreshock'', ''mainshock'' or aftershock is only possible after the full sequenc ...
s had hit the same area the day before, estimated by the CSS at magnitudes 5.0, 4.7 and 4.1 respectively.


Aftershocks

There were 16
aftershocks In seismology, an aftershock is a smaller earthquake that follows a larger earthquake, in the same area of the main shock, caused as the displaced crust adjusts to the effects of the main shock. Large earthquakes can have hundreds to thousands ...
3.0 or greater recorded within six hours of the main tremor according to CSS.


Damage

The town of Petrinja was the worst affected, with many buildings collapsed and a major power outage. Damage and power outages were also reported in
Dvor Dvor may refer to: Places in Bosnia and Herzegovina: * Dvor, Visoko, a settlement in the Municipality of Visoko Places in Croatia: * Dvor, Croatia, a town and a municipality in Croatia Places in Slovenia: * Dvor, Ljubljana, a settlement in the ...
, Glina,
Gvozd Gvozd ( sr-Cyrl, Гвозд) is a municipality in central Croatia, Sisak-Moslavina County. Its seat is located in Vrginmost (Вргинмост), which was renamed to Gvozd from 1996–2012. It is an underdeveloped municipality which is statistic ...
,
Hrvatska Kostajnica Hrvatska Kostajnica (; ; ), also referred to as simply Kostajnica, is a town in central Croatia. It is located on the Una (Sava), Una river in the Sisak-Moslavina County, south of Petrinja and Sisak and across the river from Kostajnica, Bosnia and ...
,
Kutina Kutina is a town in central Croatia, the largest settlement in the hilly region of Moslavina, in the Sisak-Moslavina County. The town proper has a population of 13,735 (2011), while the total municipal population is 22,760. The settlement of Ku ...
,
Sisak Sisak (; also known by other alternative names) is a city in central Croatia, spanning the confluence of the Kupa, Sava and Odra rivers, southeast of the Croatian capital Zagreb, and is usually considered to be where the Posavina (Sava basin ...
, Sunja,
Topusko Topusko is a Municipalities of Croatia, municipality and settlement in Sisak-Moslavina County, Croatia. Topusko is an underdeveloped municipality which is statistically classified as the Areas of Special State Concern (Croatia), First Category Are ...
,
Velika Gorica Velika Gorica () is the largest and most populous city in Zagreb County, Croatia. According to the 2011 census, the city itself has a population of 31,341, and the municipality has a population of 63,517 inhabitants. Velika Gorica is the centre ...
, and
Zagreb Zagreb ( ) is the capital (political), capital and List of cities and towns in Croatia#List of cities and towns, largest city of Croatia. It is in the Northern Croatia, north of the country, along the Sava river, at the southern slopes of the ...
, as well as the neighbouring countries Bosnia and Herzegovina and Slovenia. The total damage was estimated by
World Bank The World Bank is an international financial institution that provides loans and Grant (money), grants to the governments of Least developed countries, low- and Developing country, middle-income countries for the purposes of economic development ...
consultants in cooperation with the Ministry of Construction and the Ministry of Regional Development and EU Funds. The total damage is estimated at 5 billion
euro The euro (currency symbol, symbol: euro sign, €; ISO 4217, currency code: EUR) is the official currency of 20 of the Member state of the European Union, member states of the European Union. This group of states is officially known as the ...
s and may eventually increase to 5.5 billion
euro The euro (currency symbol, symbol: euro sign, €; ISO 4217, currency code: EUR) is the official currency of 20 of the Member state of the European Union, member states of the European Union. This group of states is officially known as the ...
s. 2020 Petrinja earthquake 01.jpg, 2020 Petrinja earthquake 02.jpg, 2020 Petrinja earthquake 03.jpg, 2020 Petrinja earthquake 04.jpg, 2020 Petrinja earthquake 05.jpg,


Sisak-Moslavina County

In
Petrinja Petrinja () is a town in central Croatia near Sisak in the historic region of Banija, Banovina. It is administratively located in Sisak-Moslavina County. On December 29, 2020, the town was 2020 Petrinja earthquake, hit by a strong earthquake wit ...
, the town closest to the
epicenter The epicenter (), epicentre, or epicentrum in seismology is the point on the Earth's surface directly above a hypocenter or focus, the point where an earthquake or an underground explosion originates. Determination The primary purpose of a ...
, almost all houses were damaged. The whole town centre was heavily damaged. One elementary school was damaged. Roofs of the town hall and the Church of Saint Lawrence were destroyed. The entire village of Brest Pokupski near Petrinja was heavily damaged. The city of
Sisak Sisak (; also known by other alternative names) is a city in central Croatia, spanning the confluence of the Kupa, Sava and Odra rivers, southeast of the Croatian capital Zagreb, and is usually considered to be where the Posavina (Sava basin ...
, located roughly northeast of the epicenter, suffered major damage to its hospital, as well as its city hall. Despite the damage, the hospital was not shut down. Most damage was inflicted on old buildings in the center of the town. It is estimated that between 700 and 1,000 houses were damaged in Sisak and nearby villages. In the village of
Strašnik Strašnik is a village in Croatia. The epicenter of 2020 Petrinja earthquake At 12:19 PM Central European Time, CET (11:19 UTC) on 29 December 2020, an earthquake of magnitude 6.4 (6.2 ) hit central Croatia, with an epicenter located roughl ...
where the
epicenter The epicenter (), epicentre, or epicentrum in seismology is the point on the Earth's surface directly above a hypocenter or focus, the point where an earthquake or an underground explosion originates. Determination The primary purpose of a ...
was located, as well as in the nearby village of Sibić, almost all houses were damaged. Part of the villages' populations were evacuated and tents with food and water were set up.
Majske Poljane Majske Poljane is a village in central Croatia, in the municipality/town of Glina, Sisak-Moslavina County. The village's geographic coordinates are , the altitude is 162 meters above sea level. The village was severely affected by the 2020 Petri ...
is the village that suffered the most damage from the earthquake; all buildings were damaged and many collapsed. It is also the place with the largest number of deaths, out of seven total fatalities five were in Majske Poljane. In
Žažina Žažina is a village in Croatia Croatia, officially the Republic of Croatia, is a country in Central Europe, Central and Southeast Europe, on the coast of the Adriatic Sea. It borders Slovenia to the northwest, Hungary to the northeast, ...
, one church collapsed, injuring three and killing one other person. Cover collapse
sinkhole A sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer. The term is sometimes used to refer to doline, enclosed depressions that are also known as shakeholes, and to openings where surface water ...
s have started appearing since the earthquake near the villages of Mečenčani and Borojevići. As of March 2021, there were over 90 of them, some endangering homes. The largest hole was deep and in diameter. While this area lies on
karst Karst () is a topography formed from the dissolution of soluble carbonate rocks such as limestone and Dolomite (rock), dolomite. It is characterized by features like poljes above and drainage systems with sinkholes and caves underground. Ther ...
ic bedrock covered by a layer of proluvial soil and is ordinarily prone to occasional sinkholes, the quantity, size and location of the sinkholes has prompted the authorities to consider evacuating the villages. According to the geophysicists, the earthquake likely disrupted the underground water currents, accelerating the natural karstification. State company Hrvatske vode began remedying the sinkholes, but as of December 2021, new sinkholes were still appearing.


Zagreb County and City of Zagreb

In
Pokupsko Pokupsko is a village and a municipality in Croatia in the Zagreb County. In the 2011 census, there were a total of 2,224 inhabitants, in the following settlements: * Auguštanovec, population 125 * Cerje Pokupsko, population 84 * Cvetnić B ...
, which is roughly northwest of the epicenter, many buildings were damaged including a school, a kindergarten and an 18th-century church. In the town of
Zaprešić Zaprešić () is a town in Zagreb County, in Croatia. It has a population of 19,644 inhabitants in the city proper, town proper, with 25,223 in the administrative area. The town's metropolitan area, which encompasses the seven neighbouring munic ...
, which is roughly north-northwest of the epicenter, four residential buildings sustained damage, forcing more than 80 families to leave the town. The
city of Zagreb A city is a human settlement of a substantial size. The term "city" has different meanings around the world and in some places the settlement can be very small. Even where the term is limited to larger settlements, there is no universally agree ...
, which is roughly to the north of the epicenter, was affected with some building damage, power outages, and many residents taking to the streets in distress.


Bosnia and Herzegovina

Buildings were damaged in multiple towns across northwestern
Bosnia and Herzegovina Bosnia and Herzegovina, sometimes known as Bosnia-Herzegovina and informally as Bosnia, is a country in Southeast Europe. Situated on the Balkans, Balkan Peninsula, it borders Serbia to the east, Montenegro to the southeast, and Croatia to th ...
, in the
Una-Sana Canton The Una-Sana Canton (; ; Serbian: Унско-сански кантон) is one of the ten cantons of the Federation of Bosnia and Herzegovina in Bosnia and Herzegovina. It is located in the northwest of the country, a region known as Bosanska K ...
and northern
Republika Srpska Republika Srpska ( sr-Cyrl, Република Српска, ; also referred to as the Republic of Srpska or Serb Republic) is one of the two Political divisions of Bosnia and Herzegovina, entities within Bosnia and Herzegovina, the other bein ...
, which are roughly between and southwest, south, and southeast of the epicenter. Towns which were damaged include
Velika Kladuša Velika Kladuša ( sr-Cyrl, Велика Кладуша, ; literal translation, lit. "Great Kladuša") is a town in the Una-Sana Canton, Bosnia and Herzegovina. It is situated in the far northwest of Bosnia, located on the border with Croatia. As o ...
,
Bihać Bihać is a city and the administrative centre of Una-Sana Canton of the Federation of Bosnia and Herzegovina, an entity of Bosnia and Herzegovina. It is situated on the banks of river Una (Sava), Una in northwestern Bosnia and Herzegovina, in th ...
,
Cazin Cazin ( sr-cyrl, Цазин) is a city located in Una-Sana Canton of the Federation of Bosnia and Herzegovina, an entity of Bosnia and Herzegovina. It is situated in northwest Bosnia and Herzegovina in the Bosanska Krajina region, near the border ...
,
Kozarska Dubica Kozarska Dubica/Bosanska Dubica is a town and municipality in Republika Srpska, Bosnia and Herzegovina. As of 2013, it has a population of 21,542 inhabitants, while the town of Kozarska Dubica has a population of 11,566 inhabitants. Geography I ...
, and Kostajnica, which suffered the most damage from the earthquake. In Kostajnica, a
state of emergency A state of emergency is a situation in which a government is empowered to put through policies that it would normally not be permitted to do, for the safety and protection of its citizens. A government can declare such a state before, during, o ...
was declared, the earthquake caused six
conflagration A conflagration is a large fire in the built environment that spreads via structure to structure ignition due to radiant or convective heat, or ember transmission. Conflagrations often damage human life, animal life, health, and/or property. A c ...
s, and many buildings were damaged, including the town hall, which was declared out of function.


Slovenia

Buildings were damaged in several areas and towns, mostly near the Slovenia–Croatia border. People reported damage to facades, roofs, and chimneys from the southeastern towns of
Krško Krško (; ) is a town in eastern Slovenia. It is the seat of the City Municipality of Krško. The town lies on the Sava River and on the northwest edge of the Krško Plain (), which is part of the larger Krka Flat (). The area is divided between t ...
and
Brežice Brežice (; ) is a town in eastern Slovenia in the Lower Sava Valley, near the Croatian border. It is the seat of the Municipality of Brežice. It lies in the center of the Brežice Plain (), which is part of the larger Krka Flat (). The area w ...
and the old town of
Kostanjevica na Krki Kostanjevica na Krki (; also ''Kostanjevica ob Krki,'' ''Leksikon občin kraljestev in dežel zastopanih v državnem zboru,'' vol. 6: ''Kranjsko''. 1906. Vienna: C. Kr. Dvorna in Državna Tiskarna, p. 68.) is a small town in the historic Lower Ca ...
, which lie roughly northwest of the epicenter. The
Krško Nuclear Plant Krško (; ) is a town in eastern Slovenia. It is the seat of the City Municipality of Krško. The town lies on the Sava River and on the northwest edge of the Krško Plain (), which is part of the larger Krka Flat (). The area is divided between th ...
automatically shut down and was later systematically reviewed, with no damage reported. In northeastern Slovenia, roughly north-northwest of the epicenter, there were power and telecommunication outages in the area of its central town of
Maribor Maribor ( , , ; also known by other #Name, historical names) is the List of cities and towns in Slovenia, second-largest city in Slovenia and the largest city of the traditional region of Styria (Slovenia), Lower Styria. It is the seat of the ...
, the municipal building in nearby
Ptuj Ptuj (; , ; ) is the List of cities and towns in Slovenia, eighth-largest town of Slovenia, located in the traditional region of Styria (Slovenia), Styria (northeastern Slovenia). It is the seat of the City Municipality of Ptuj, Municipality of Pt ...
was damaged, and there was damage to the church in Sveta Trojica. In
Ljubljana {{Infobox settlement , name = Ljubljana , official_name = , settlement_type = Capital city , image_skyline = {{multiple image , border = infobox , perrow = 1/2/2/1 , total_widt ...
, the capital, a session of
Parliament In modern politics and history, a parliament is a legislative body of government. Generally, a modern parliament has three functions: Representation (politics), representing the Election#Suffrage, electorate, making laws, and overseeing ...
had to be stopped, and the interior of the Parliament building incurred minor damage. No injuries were recorded in the country.


Hungary

The quake was also felt strongly in many parts of
Hungary Hungary is a landlocked country in Central Europe. Spanning much of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia and ...
. However, there was only limited damage recorded. In an old house in
Egervár Egervár is a village on the Sárvíz (Zala) stream in Zala County Zala (, ; ; ) is an administrative county (Counties of Hungary, comitatus or ''vármegye'') in south-western Hungary. It is named after the Zala River. It shares borders with C ...
, small cracks appeared and plaster fell. In
counties A county () is a geographic region of a country used for administrative or other purposesL. Brookes (ed.) '' Chambers Dictionary''. Edinburgh: Chambers Harrap Publishers Ltd, 2005. in some nations. The term is derived from the Old French denoti ...
such as Baranya, Zala, Somogy and Tolna, damage consisted of fallen plaster, cracked walls and ceilings, broken windows and, toppled chimneys. Damage in the country is said to have exceeded 100 million
forint The forint (, sign Ft; code HUF) is the currency of Hungary. It was formerly divided into 100 fillér, but fillér coins are no longer in circulation. The introduction of the forint on 1 August 1946 was a crucial step in the post-World War II sta ...
s.


Austria

The quake was felt throughout
Austria Austria, formally the Republic of Austria, is a landlocked country in Central Europe, lying in the Eastern Alps. It is a federation of nine Federal states of Austria, states, of which the capital Vienna is the List of largest cities in Aust ...
. Like in
Hungary Hungary is a landlocked country in Central Europe. Spanning much of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia and ...
, limited damage was also observed, mostly in the form of cracks on walls and plaster. In Austria, the quake was felt with a maximum intensity of IV (''Largely observed'') to V (''Strong'') on the
European macroseismic scale The European Macroseismic Scale (EMS) is the basis for evaluation of seismic intensity in European countries and is also used in a number of countries outside Europe. Issued in 1998 as an update of the test version from 1992, the scale is referred ...
.


Italy

Like with other countries, damage in
Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
was limited, but in
Trieste Trieste ( , ; ) is a city and seaport in northeastern Italy. It is the capital and largest city of the Regions of Italy#Autonomous regions with special statute, autonomous region of Friuli-Venezia Giulia, as well as of the Province of Trieste, ...
, near the border with
Slovenia Slovenia, officially the Republic of Slovenia, is a country in Central Europe. It borders Italy to the west, Austria to the north, Hungary to the northeast, Croatia to the south and southeast, and a short (46.6 km) coastline within the Adriati ...
and
Croatia Croatia, officially the Republic of Croatia, is a country in Central Europe, Central and Southeast Europe, on the coast of the Adriatic Sea. It borders Slovenia to the northwest, Hungary to the northeast, Serbia to the east, Bosnia and Herze ...
, some buildings cracked.


Casualties

A total of 26 people were injured, with six having serious injuries. Initial reports showed many buildings destroyed in Petrinja. A 13-year-old girl died and at least 20 others were injured in Petrinja. The town's mayor, Darinko Dumbović, was quoted stating that half of the town was destroyed. A 20-year-old man and his father were killed when their house collapsed in
Majske Poljane Majske Poljane is a village in central Croatia, in the municipality/town of Glina, Sisak-Moslavina County. The village's geographic coordinates are , the altitude is 162 meters above sea level. The village was severely affected by the 2020 Petri ...
near Glina. Three other people were later found dead in the same village. Majske Poljane was the hardest hit of all the settlements affected by the earthquake. One person was later found dead in
Žažina Žažina is a village in Croatia Croatia, officially the Republic of Croatia, is a country in Central Europe, Central and Southeast Europe, on the coast of the Adriatic Sea. It borders Slovenia to the northwest, Hungary to the northeast, ...
after the local church collapsed. On 3 January 2021, a volunteer rescue worker fell to his death from a building while he was repairing damage from the earthquake. Another worker died on 20 January, after a wall collapsed onto him while he was repairing a house in
Sisak Sisak (; also known by other alternative names) is a city in central Croatia, spanning the confluence of the Kupa, Sava and Odra rivers, southeast of the Croatian capital Zagreb, and is usually considered to be where the Posavina (Sava basin ...
.


International reactions


Countries

*
Albania Albania ( ; or ), officially the Republic of Albania (), is a country in Southeast Europe. It is located in the Balkans, on the Adriatic Sea, Adriatic and Ionian Seas within the Mediterranean Sea, and shares land borders with Montenegro to ...
– €250,000 were allocated by the
Albanian government Albania is a unitary parliamentary constitutional republic, in which the president of Albania is the head of state and the prime minister of Albania is the head of government in a multi-party system. The executive power is exercised by the Go ...
for humanitarian aid and future reconstruction of Petrinja. *
Bosnia and Herzegovina Bosnia and Herzegovina, sometimes known as Bosnia-Herzegovina and informally as Bosnia, is a country in Southeast Europe. Situated on the Balkans, Balkan Peninsula, it borders Serbia to the east, Montenegro to the southeast, and Croatia to th ...
– The Ministry of Security offered the Croatian Ministry of the Interior – the Civil Protection Headquarters – assistance after the earthquake. The Bosnia and Herzegovina Ministry of Security, after consultations and coordination with institutions in Bosnia and Herzegovina and Croatia, made two protection and rescue teams available: the team of the Federal Civil Protection Administration with 42 rescuers, and the team of the Republic Civil Protection Administration of
Republika Srpska Republika Srpska ( sr-Cyrl, Република Српска, ; also referred to as the Republic of Srpska or Serb Republic) is one of the two Political divisions of Bosnia and Herzegovina, entities within Bosnia and Herzegovina, the other bein ...
with 18 rescuers, which will be sent to the affected area with their accompanying equipment if the aid is accepted by Croatia. *
Bulgaria Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. It is situated on the eastern portion of the Balkans directly south of the Danube river and west of the Black Sea. Bulgaria is bordered by Greece and Turkey t ...
– The
Ministry of Foreign Affairs In many countries, the ministry of foreign affairs (abbreviated as MFA or MOFA) is the highest government department exclusively or primarily responsible for the state's foreign policy and relations, diplomacy, bilateral, and multilateral r ...
offered condolences of the behalf of the Bulgarian people and confirmed that the
Government of Bulgaria The Council of Ministers (, ''Ministerski savet'') is the main authority of the executive power in the Republic of Bulgaria. It consists of the Prime Minister of Bulgaria and all the specialized ministers. Overview Bulgaria employs a dua ...
will send €100,000 for the renovation of two buildings with significant cultural value for the Bulgarian people in Croatia. Also, Minister of Foreign Affairs
Ekaterina Zakharieva Ekaterina Spasova Gecheva-Zaharieva (, born 8 August 1975) is a Bulgarian politician serving as European Commissioner for Startups, Research and Innovation. She served as Deputy Prime Minister of Bulgaria from 2017 to 2021 and on two occasions f ...
stated that two of Bulgaria's largest producers of bottled water have expressed desire to help the people of Croatia. *
Finland Finland, officially the Republic of Finland, is a Nordic country in Northern Europe. It borders Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of Bothnia to the west and the Gulf of Finland to the south, ...
– The
Minister of Foreign Affairs In many countries, the ministry of foreign affairs (abbreviated as MFA or MOFA) is the highest government department exclusively or primarily responsible for the state's foreign policy and foreign relations, relations, diplomacy, bilateralism, ...
Pekka Haavisto Pekka Olavi Haavisto (; born 23 March 1958) is a Finnish politician of the Green League who served as the Minister for Foreign Affairs from 2019 to 2023. Haavisto returned to the Finnish Parliament in the Finnish parliamentary election of M ...
offered his condolences to the victims and stated that Finland has offered assistance through the EU Civil Protection Mechanism. *
Greece Greece, officially the Hellenic Republic, is a country in Southeast Europe. Located on the southern tip of the Balkan peninsula, it shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to th ...
Prime Minister A prime minister or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. A prime minister is not the head of state, but r ...
Kyriakos Mitsotakis Kyriakos Mitsotakis (, ; born 4 March 1968) is a Greek politician currently serving as the prime minister of Greece since July 2019, except for a month between May and June 2023. Mitsotakis has been president of the New Democracy (Greece), New ...
offered his condolences to the victims' families while affirming that the Greek General Secretariat for Civil Protection is ready to assist. *
Hungary Hungary is a landlocked country in Central Europe. Spanning much of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia and ...
Prime Minister A prime minister or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. A prime minister is not the head of state, but r ...
Viktor Orbán Viktor Mihály Orbán (; born 31 May 1963) is a Hungarian lawyer and politician who has been the 56th prime minister of Hungary since 2010, previously holding the office from 1998 to 2002. He has also led the Fidesz political party since 200 ...
offered help in disaster mitigation and reconstruction in a letter to his Croatian counterpart. *
Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
Prime Minister A prime minister or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. A prime minister is not the head of state, but r ...
Giuseppe Conte Giuseppe Conte (; born 8 August 1964) is an Italian jurist, academic, and politician who served as Prime Minister of Italy, prime minister of Italy from June 2018 to February 2021. He has been the president of the Five Star Movement (M5S) sin ...
said on
Twitter Twitter, officially known as X since 2023, is an American microblogging and social networking service. It is one of the world's largest social media platforms and one of the most-visited websites. Users can share short text messages, image ...
that Italy is ready to provide Croatia with all assistance and help needed. *
Kosovo Kosovo, officially the Republic of Kosovo, is a landlocked country in Southeast Europe with International recognition of Kosovo, partial diplomatic recognition. It is bordered by Albania to the southwest, Montenegro to the west, Serbia to the ...
– Acting
President President most commonly refers to: *President (corporate title) * President (education), a leader of a college or university *President (government title) President may also refer to: Arts and entertainment Film and television *'' Præsident ...
Vjosa Osmani Vjosa Osmani-Sadriu (born 17 May 1982) is a Kosovan jurist and politician serving as the sixth president of Kosovo since April 2021, having previously served as acting president from November 2020 to March 2021. She also served as Speaker of the ...
and Acting
Prime Minister A prime minister or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. A prime minister is not the head of state, but r ...
Avdullah Hoti Avdullah Hoti (born 4 February 1976) is a Kosovan politician, who served as the Prime Minister of Kosovo from 3 June 2020 until 22 March 2021. He previously served as the minister of Finance of Kosovo between 2014 and 2017 in the PDK/ LDK coali ...
offered to send
search and rescue Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger. The general field of search and rescue includes many specialty sub-fields, typically determined by the type of terrain the search ...
teams of their
armed forces A military, also known collectively as armed forces, is a heavily armed, highly organized force primarily intended for warfare. Militaries are typically authorized and maintained by a sovereign state, with their members identifiable by a ...
to Croatia to help where needed. *
Montenegro , image_flag = Flag of Montenegro.svg , image_coat = Coat of arms of Montenegro.svg , coa_size = 80 , national_motto = , national_anthem = () , image_map = Europe-Mont ...
President President most commonly refers to: *President (corporate title) * President (education), a leader of a college or university *President (government title) President may also refer to: Arts and entertainment Film and television *'' Præsident ...
Milo Đukanović Milo Đukanović (, ; born 15 February 1962) is a Montenegrin politician who served as the President of Montenegro from 2018 to 2023, previously serving in the role from 1998 to 2002. He also served as the Prime Minister of Montenegro (1991–19 ...
said that Montenegro is ready to help Croatia.
Dritan Abazović Dritan Abazović (, ; born 25 December 1985) is a Montenegrin politician who served as Prime Minister of Montenegro and as acting Minister of Foreign Affairs from 2022 to 2023. An ethnic Albanian, he heads the United Reform Action party. He pr ...
, the
Deputy Prime Minister of Montenegro The Deputy Prime Minister of Montenegro, officially Vice President of the Government of Montenegro (Montenegrin language, Montenegrin: ''Potpredsjednik Vlade Crne Gore''), is the official Deputy Prime Minister, Deputy of the Prime Minister of Mont ...
, added that Croatia can expect Montenegro to provide any help it needs. *
North Macedonia North Macedonia, officially the Republic of North Macedonia, is a landlocked country in Southeast Europe. It shares land borders with Greece to the south, Albania to the west, Bulgaria to the east, Kosovo to the northwest and Serbia to the n ...
Prime Minister A prime minister or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. A prime minister is not the head of state, but r ...
Zoran Zaev Zoran Zaev (, ; born 8 October 1974) is a Macedonian economist and politician who served as prime minister of North Macedonia from May 2017 to January 2020, and again from August 2020 to January 2022. Prior to entering politics, he ran a privat ...
announced that his cabinet came to a decision to send 6,000,000
Macedonian denar The denar (; paucal: denari / ; abbreviation: den / ; ISO code: MKD) is the currency of North Macedonia. Though subdivided into one hundred deni (), coins with a denomination of less than one denar have not been in use since 2013. History ...
s (€100,000) to Croatia. *
Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukraine to the north and east, Hungary to the west, Serbia to the southwest, Bulgaria to the south, Moldova to ...
– The Department for Emergency Situations (DSU) showed their willingness to intervene and provide support to the Croatian authorities. DSU
search and rescue Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger. The general field of search and rescue includes many specialty sub-fields, typically determined by the type of terrain the search ...
teams declared readiness to intervene in Croatia on the basis of the request for assistance made by the Croatian government.
Raed Arafat Raed Arafat (; , first name also spelled Rayed; born May 24, 1964) is a Syrian-born Romanian Intensive care medicine, intensive care physician of Palestinians, Palestinian origin, specialised in anesthesiology. He founded the SMURD, Mobile Emer ...
, head of the Emergency Situations Department, requested that the RO-USAR (Romanian – Urban Search and Rescue) teams be prepared to intervene. On 30 December,
Prime Minister A prime minister or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. A prime minister is not the head of state, but r ...
Florin Cîțu Florin Vasile Cîțu (; born 1 April 1972) is a Romanian politician who served as Prime Minister of Romania between December 2020 and November 2021 (acting/ad interim between October and November 2021). Sometimes labeled as Romania's first liber ...
announced that his cabinet approved a decision to send approximately €131,500 worth of aid through the DSU and the National Administration of State Reserves, consisting of living containers, tents, beds, mattresses, and sleeping bags. *
Serbia , image_flag = Flag of Serbia.svg , national_motto = , image_coat = Coat of arms of Serbia.svg , national_anthem = () , image_map = , map_caption = Location of Serbia (gree ...
President President most commonly refers to: *President (corporate title) * President (education), a leader of a college or university *President (government title) President may also refer to: Arts and entertainment Film and television *'' Præsident ...
Aleksandar Vučić Aleksandar Vučić, (born 5 March 1970) is a Serbian politician serving as President of Serbia since 2017. A founding member of the Serbian Progressive Party (SNS), he previously served as President of the SNS from 2012 to 2023, Deputy Prim ...
announced that Serbia is ready to help Croatia both financially and technically. The next day, the
Government of Serbia The government of Serbia ( sr-cyrl, Влада Србије, Vlada Srbije), formally the Government of the Republic of Serbia ( sr-cyrl, Влада Републике Србије, Vlada Republike Srbije), commonly abbreviated to Serbian Governme ...
decided to donate €1,000,000 to Croatia for repairing the damage from the earthquake. A group of Serbian citizens from
Belgrade Belgrade is the Capital city, capital and List of cities in Serbia, largest city of Serbia. It is located at the confluence of the Sava and Danube rivers and at the crossroads of the Pannonian Basin, Pannonian Plain and the Balkan Peninsula. T ...
gathered in front of the Croatian embassy as a sign of support.
Serbian Chamber of Commerce The Chamber of Commerce and Industry of Serbia (abbr. CCIS or PKS) is independent, modern and responsible non-budget institution, the national association of all Serbian businesses which its tradition, experience, and knowledge put in the best int ...
donated additional €50,000. *
Slovenia Slovenia, officially the Republic of Slovenia, is a country in Central Europe. It borders Italy to the west, Austria to the north, Hungary to the northeast, Croatia to the south and southeast, and a short (46.6 km) coastline within the Adriati ...
Prime Minister A prime minister or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. A prime minister is not the head of state, but r ...
Janez Janša Ivan Janša (; born 17 September 1958), better known as Janez Janša (), is a Slovenian politician who served three times as a prime minister of Slovenia, a position he had held from 2004 to 2008, from 2012 to 2013, and from 2020 to 2022. Since ...
offered to send tents, beds, and heaters to help take care of those who lost their homes during the earthquake; he also offered to send experts for damage assessment. *
Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...
President President most commonly refers to: *President (corporate title) * President (education), a leader of a college or university *President (government title) President may also refer to: Arts and entertainment Film and television *'' Præsident ...
Recep Tayyip Erdoğan Recep Tayyip Erdoğan (born 26 February 1954) is a Turkish politician who is the 12th and current president of Turkey since 2014. He previously served as the 25th prime minister of Turkey, prime minister from 2003 to 2014 as part of the Jus ...
, in phone calls to his Croatian counterpart
Zoran Milanović Zoran Milanović (; born 30 October 1966) is a Croatia, Croatian politician and the incumbent president of Croatia. First elected in 2020, he was re-elected in 2025 with 74% voter support. Prior to assuming the presidency, he was the prime min ...
, extended his condolences to Croatia over the magnitude 6.4 earthquake. Erdoğan also stated that Turkey is ready to provide search and rescue teams and all other help that may be needed.


International organizations

*
European Union The European Union (EU) is a supranational union, supranational political union, political and economic union of Member state of the European Union, member states that are Geography of the European Union, located primarily in Europe. The u ...
President of the European Commission The president of the European Commission, also known as president of the College of Commissioners is the Head of government, head of the European Commission, the Executive (government), executive branch of the European Union (EU). The president ...
Ursula von der Leyen Ursula Gertrud von der Leyen (; ; born 8 October 1958) is a German politician, serving as president of the European Commission since 2019. She served in the Cabinet of Germany, German federal government between 2005 and 2019, holding position ...
said that the European Union is ready to support the country and that she asked Janez Lenarčič, the
European Commissioner for Crisis Management European, or Europeans, may refer to: In general * ''European'', an adjective referring to something of, from, or related to Europe ** Ethnic groups in Europe ** Demographics of Europe ** European cuisine, the cuisines of Europe and other We ...
, to travel to Croatia. *
UEFA The Union of European Football Associations (UEFA ; ; ) is one of six continental bodies of governance in association football. It governs football, futsal and beach soccer, beach football in Europe and the List of transcontinental countries#A ...
President of UEFA The following is a list of presidents of UEFA, the European association football governing body. Presidents of UEFA ;Notes * Jacques Georges served as interim president before being elected on 26 June 1984. * The title of Honorary President was ...
Aleksander Čeferin Aleksander Čeferin (; born 13 October 1967) is a Slovenian lawyer and Association football, football administrator. Between 2011 and 2016, he was president of the Football Association of Slovenia. Since September 2016, he has been the List of pr ...
donated €50,000 on behalf of the organization. UEFA also organized a charity match between
Croatia Croatia, officially the Republic of Croatia, is a country in Central Europe, Central and Southeast Europe, on the coast of the Adriatic Sea. It borders Slovenia to the northwest, Hungary to the northeast, Serbia to the east, Bosnia and Herze ...
and
Slovenia Slovenia, officially the Republic of Slovenia, is a country in Central Europe. It borders Italy to the west, Austria to the north, Hungary to the northeast, Croatia to the south and southeast, and a short (46.6 km) coastline within the Adriati ...
legends in the city, that was played on 13 March 2021 with Slovenia coming from behind to beat Croatia 2–1.


Aftermath

The earthquake prompted a preventive shutdown of the
Krško Nuclear Power Plant The Krško Nuclear Power Plant (, JEK, or , NEK, ; ) is located in Vrbina in the City Municipality of Krško, Slovenia. The plant was connected to the power grid on October 2, 1981, and went into commercial operation on January 15, 1983. It was ...
in Slovenia, roughly away. The
Paks Nuclear Power Plant The Paks Nuclear Power Plant () is located from the small town of Paks, central Hungary, 100km southwest of Budapest on the shores of the Danube river. It is the first and only operating nuclear power station in Hungary. In 2019, its four rea ...
in Hungary, roughly away, also felt the earthquake, but did not cease electricity production. On 30 December, restrictions on entering and leaving the country were lifted for humanitarian purposes and for earthquake victims. The e-pass system due to COVID-19 which was in place since late December was also cancelled for the same reasons. The tolls on the A11 motorway connecting the region to Zagreb were temporarily lifted. Travel on the motorway remained free as of April 2021. Croatia declared 2 January 2021 a
national day of mourning A national day of mourning is a day, or one of several days, marked by mourning and memorial activities observed among the majority of a country's populace. They are designated by the national government. Such days include those marking the deat ...
in honor of the victims of this earthquake. The first multidisciplinary scientific paper on Petrinja 2020 earthquake was published in ''Remote Sensing'' journal in March 2021. By the end of 2021, the state authorities in Croatia were still failing to significantly advance reconstruction of numerous towns and villages. Humanitarians like Branka Bakšić Mitić, who is also vice-mayor of Glina, kept informing media of terrible living conditions and despair of people of living in the area. On 11 January 2023, Prime Minister of Croatia
Andrej Plenković Andrej Plenković ( ; born 8 April 1970) is a Croatian politician serving as the Prime Minister of Croatia, prime minister of Croatia since October 2016. He was previously one of eleven List of members of the European Parliament for Croatia, 201 ...
announced that he will dismiss Ivan Paladina, Minister of Construction, Spatial Planning and State Property and Gordan Hanžek, Director of the Central State Office for Reconstruction and Housing, citing the need to greatly accelerate the reconstruction process.


See also

*
2019 Albania earthquake Northwestern Albania was struck by a magnitude 6.4 earthquake with an epicentre 16 kilometres (9.9 mi) west-southwest of Mamurras, at 03:54 CET (UTC+1) on 26 November 2019. The earthquake lasted at least 50 seconds and was felt in Albani ...
* 2020 Zagreb earthquake * List of earthquakes 2011–2020 * List of earthquakes in 2020 * List of earthquakes in 2021 * List of earthquakes in Croatia


References


External links

* {{DEFAULTSORT:Petrinja earthquake, 2020 2020 disasters in Croatia 2020 earthquakes 2020 in Croatia COVID-19 pandemic in Croatia December 2020 in Croatia Earthquakes in Croatia History of Sisak-Moslavina County 2020s in Zagreb Strike-slip earthquakes