The Norilsk diesel oil spill was an
industrial disaster
This article lists notable industrial disasters, which are disasters caused by industrial companies, either by accident, negligence or incompetence. They are a form of industrial accident where great damage, injury or loss of life are caused.
O ...
near
Norilsk
Norilsk ( rus, Нори́льск, p=nɐˈrʲilʲsk) is a closed city in Krasnoyarsk Krai, Russia, located south of the western Taymyr Peninsula, around 90 km east of the Yenisei, Yenisey River and 1,500 km north of Krasnoyarsk. Norilsk is 300 ...
,
Krasnoyarsk Krai
Krasnoyarsk Krai (, ) is a federal subjects of Russia, federal subject (a krai) of Russia located in Siberia. Its administrative center is the types of inhabited localities in Russia, city of Krasnoyarsk, the second-largest city in Siberia after ...
, Russia. It began on 29 May 2020 when a fuel
storage tank
Storage tanks are containers that hold liquids or compressed gases. The term can be used for reservoirs (artificial lakes and ponds), and for manufactured containers. The usage of the word "tank" for reservoirs is uncommon in American English ...
at Norilsk-Taimyr Energy's Thermal Power Plant No. 3 (owned by
Nornickel
Norilsk Nickel (), or Nornickel, is a Russian nickel and palladium mining and smelting company. Its largest operations are located in the Norilsk–Talnakh area near the Yenisei River in the north of Siberia. It also has holdings in Nikel, Zapol ...
) failed, flooding local rivers with up to 17,500 tonnes of
diesel oil
Diesel fuel, also called diesel oil, heavy oil (historically) or simply diesel, is any liquid fuel specifically designed for use in a diesel engine, a type of internal combustion engine in which fuel ignition takes place without a spark as a re ...
.
President
President most commonly refers to:
*President (corporate title)
* President (education), a leader of a college or university
*President (government title)
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Arts and entertainment Film and television
*'' Præsident ...
Vladimir Putin
Vladimir Vladimirovich Putin (born 7 October 1952) is a Russian politician and former intelligence officer who has served as President of Russia since 2012, having previously served from 2000 to 2008. Putin also served as Prime Minister of Ru ...
declared 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 ...
in early June. The incident has been described as the second-largest oil spill in modern Russian history, after the 1994 Komi pipeline spill,
where 400,000 tonnes of crude oil were released to the environment between August 1994 and January 1995.
Cause

Diesel oil is used as a backup fuel for the Norilsk-Taimyr Energy coal-fired combined heat and power plant. Fuel storage Tank 5 failed due to holes at the tank bottom, caused by the formation of ulcerative
corrosion
Corrosion is a natural process that converts a refined metal into a more chemically stable oxide. It is the gradual deterioration of materials (usually a metal) by chemical or electrochemical reaction with their environment. Corrosion engine ...
. In 2014, the company had been ordered by the Russian regulatory agency for natural resources
Rostekhnadzor
The Federal Service for Environmental, Technological and Nuclear Supervision (Rostekhnadzor; ) is the supervisory body of the Government of Russia on ecological, technological, and nuclear issues. Its functions include the passage of regulator ...
to, by 2015, clean the outer surface of the walls and roof of the tanks from rust and restore the
anticorrosion coating, and by October 2016, to conduct
non-destructive inspection of the tank bottoms. Despite these requests from the Russian Government, Norilsk-Taimyr Energy did not take the requested steps to avoid a failure of Tank 5.
Spread and clean-up
Up to 21,000 cubic metres (17,500 tonnes) of diesel oil spilled on to the ground and into local rivers,
[ affecting an immediate area of , the nearby Daldykan River, a tributary of the Ambarnaya River, and contaminating an area of . Clean-up efforts were anticipated to be difficult as there are no roads and the rivers are too shallow for boats and barges. It was estimated the immediate cost of emergency relief activities would be 10 billion rubles (US$146 million), with a total clean-up cost of 100 billion rubles (US$1.5 billion), which would take five to ten years; Norilsk Nickel is to pay the costs.]
On 4 June 2020 Russian state television reported that the spill had been contained using a series of specially constructed booms on the Ambarnaya
The Ambarnaya () is a river in Siberia which flows in a northerly direction into Lake Pyasino. On leaving Lake Pyasino, the waters emerge as the river Pyasina. It shares a common delta with the river Norilskaya. It is long, and has a drainage ...
river. However, drifting ice broke the booms and the spill reached Lake Pyasino
Lake Pyasino () is a large freshwater lake in Krasnoyarsk Krai, north-central part of Russia. It is located at and has an area of 735 km2. Many rivers empty into the lake, including the Ambarnaya. Water from the lake emerges as the river ...
, threatening the Pyasina River
The Pyasina () is a river in Krasnoyarsk Krai, Russia. The river is long, and its basin covers . The Pyasina River originates in Lake Pyasino and flows into the Pyasino Gulf of the Kara Sea. There are more than 60,000 lakes in the basin o ...
, which flows into the Arctic Ocean
The Arctic Ocean is the smallest and shallowest of the world's five oceanic divisions. It spans an area of approximately and is the coldest of the world's oceans. The International Hydrographic Organization (IHO) recognizes it as an ocean, ...
.
Aftermath
Russia's Investigative Committee has launched a criminal investigation of the spill.
The head of the power plant's boiler-turbine workshop was placed in pretrial detention, charged with violating environmental regulations and negligence. Yevgeny Zinichev, head of Russia's Emergency Situations Ministry, stated that the power plant did not report the incident for two days, while trying to contain the situation on their own.
President Vladimir Putin declared a regional 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 ...
following the spill, and criticized the local authorities for a slow response. He also criticized Vladimir Potanin
Vladimir Olegovich Potanin (; born 3 January 1961) is a Russian oligarch. He acquired his wealth notably through the controversial loans-for-shares program in Russia in the early to mid-1990s.
As of May 7, 2025, Forbes ranked 81st richest in ...
, chairman and major shareholder of Norilsk Nickel
Norilsk Nickel (), or Nornickel, is a Russian nickel and palladium mining and smelting company. Its largest operations are located in the Norilsk–Talnakh area near the Yenisei River in the north of Siberia. It also has holdings in Nikel, Zapo ...
, for not properly maintaining the safety of the fuel tanks at the plant. Putin ordered officials to amend Russian law to prevent similar accidents in the future. In a 3 June 2020 televised meeting devoted to disaster management, Putin asked Sergei Lipin, the head of NTEK: "Why did government agencies only find out about this two days after the fact? Are we going to learn about emergency situations from social media?"
After the state environmental agency Rosprirodnadzor
The Federal Service for Supervision of Natural Resources (Rosprirodnadzor; Russian: Федеральная служба по надзору в сфере природопользования (Росприроднадзор), tr. ''Federal'naya sl ...
told its employee Vasily Ryabinin to stop investigating the disaster, he quit his job on 7 June and went public as a whistleblower.
In the aftermath of the Norilsk spill, Russia's Prosecutor General Public Prosecutor General or Prosecutor General may refer to:
* Prosecutor General of Lithuania
* Prosecutors General of Azerbaijan
* Prosecutor General (Albania)
* Prosecutor General of Armenia
* Prosecutor General of the Republic (Brazil)
* Pros ...
's office ordered safety checks at all dangerous installations built on the permafrost
Permafrost () is soil or underwater sediment which continuously remains below for two years or more; the oldest permafrost has been continuously frozen for around 700,000 years. Whilst the shallowest permafrost has a vertical extent of below ...
in Russia's Arctic. Greenpeace Russia compared the potential environmental effects of the Norilsk spill to that of the 1989 ''Exxon Valdez'' oil spill.
As a result of this incident, Oleg Deripaska
Oleg Vladimirovich Deripaska (; born 2 January 1968) is a Russian oligarch and billionaire. Deripaska began his career as a metals trader after the breakup of the Soviet Union. He used accumulated funds from trading to acquire stakes in the Sa ...
, the founder of Rusal, which in 2019 owned 28% of Nornickel, urged management changes at Nornickel, which is 35% owned by Potanin's Olderfrey Holdings Ltd.
In June 2020, Rosprirodnadzor
The Federal Service for Supervision of Natural Resources (Rosprirodnadzor; Russian: Федеральная служба по надзору в сфере природопользования (Росприроднадзор), tr. ''Federal'naya sl ...
asked Norilsk to pay 148 billion rubles to cover damage caused by the massive spill, but Norilsk disagreed with the value. In February 2021, a court ordered Norilsk to pay US$
The United States dollar (Currency symbol, symbol: Dollar sign, $; ISO 4217, currency code: USD) is the official currency of the United States and International use of the U.S. dollar, several other countries. The Coinage Act of 1792 introdu ...
2 billion (146 billion rubles) for the spill.
See also
* List of oil spills
This is a reverse-chronological list of oil spills that have occurred throughout the world and spill(s) that are currently ongoing. Quantities are measured in tonnes of crude oil with one tonne roughly equal to 308 US gallons, 256 Imperial gallon ...
References
External links
* {{Commons category-inline
2020 controversies
2020 disasters in Russia
Pollution events in 2020
2020 industrial disasters
Disasters in Siberia
Industrial accidents and incidents in Russia
May 2020 in Russia
Oil spill
An oil spill is the release of a liquid petroleum hydrocarbon into the environment, especially the marine ecosystem, due to human activity, and is a form of pollution. The term is usually given to marine oil spills, where oil is released into th ...
Oil spills in Asia
Water pollution in Russia