2025 Putra Heights Pipeline Fire
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On 1 April 2025 at approximately 8:08 am, a major industrial incident occurred in
Putra Heights Putra Heights is a 1,796 acres residential township developed by Sime UEP Properties since 1999 in Subang Jaya, Selangor, Malaysia. It is located within the ''mukim'' of Petaling District. History Before 1974, Subang Jaya was part of Klang Di ...
,
Subang Jaya Subang Jaya is a city in Petaling District, Selangor, Malaysia. It comprises the southern third district of Petaling. It consists of the neighbourhoods from SS12 to SS19, UEP Subang Jaya (USJ), Putra Heights, Batu Tiga as well as PJS7, PJ ...
,
Selangor Selangor ( ; ), also known by the Arabic language, Arabic honorific Darul Ehsan, or "Abode of Sincerity", is one of the 13 states of Malaysia. It is on the west coast of Peninsular Malaysia and is bordered by Perak to the north, Pahang to the e ...
, Malaysia, when a
Petronas Petroliam Nasional Berhad, commonly known as PETRONAS (stylised in all caps), is a Malaysian Multinational corporation, multinational petroleum, oil and natural gas, gas company headquartered in Kuala Lumpur. Established in 1974, it is a lega ...
gas pipeline A pipeline is a system of pipes for long-distance transportation of a liquid or gas, typically to a market area for consumption. The latest data from 2014 gives a total of slightly less than of pipeline in 120 countries around the world. The Un ...
leak triggered an explosion and subsequent fire. The blaze produced flames as high as . A total of 150 people were injured, and emergency evacuations were conducted within a radius of the site.


Incident

At 8:08 am local time on 1 April 2025, an explosion occurred at the
Petronas Petroliam Nasional Berhad, commonly known as PETRONAS (stylised in all caps), is a Malaysian Multinational corporation, multinational petroleum, oil and natural gas, gas company headquartered in Kuala Lumpur. Established in 1974, it is a lega ...
-owned
Peninsula Gas Utilisation The Peninsular Gas Utilization (PGU) is the longest pipeline in Malaysia. The pipeline transports sales gas to power sectors, petrochemical plants, and industries across Peninsular Malaysia, including exports to Singapore, with four entry points: ...
underground
gas pipeline A pipeline is a system of pipes for long-distance transportation of a liquid or gas, typically to a market area for consumption. The latest data from 2014 gives a total of slightly less than of pipeline in 120 countries around the world. The Un ...
between gate valve 210 and gate valve 211 in Putra Heights, resulting in a large
mushroom cloud A mushroom cloud is a distinctive mushroom-shaped flammagenitus cloud of debris, smoke, and usually condensed water vapour resulting from a large explosion. The effect is most commonly associated with a nuclear explosion, but any sufficiently e ...
in a residential area around Jalan Putra Harmoni. Flames reached , and temperatures reached over . They were visible from several kilometres away, with videos of the conflagration quickly circulating across
social media Social media are interactive technologies that facilitate the Content creation, creation, information exchange, sharing and news aggregator, aggregation of Content (media), content (such as ideas, interests, and other forms of expression) amongs ...
platforms. Eyewitness accounts documented extensive property damage, including structural damage to homes and vehicles. At least 49 houses were impacted by the fire. The explosion and ensuing flames shook the ground and rocked resident's houses, which was felt up to from the epicentre. Residents said the roaring flame sounded like tremors or a hurricane, while others described the sound as an airplane turbine, or an airplane flying over their house. Debris from the explosion crashed through the roof of one resident's house and hit her leg. Intense heat generated by the roaring flame, melted cars, motorcycles, plastic pipes, water tanks, CCTV camera,
PVC Polyvinyl chloride (alternatively: poly(vinyl chloride), colloquial: vinyl or polyvinyl; abbreviated: PVC) is the world's third-most widely produced synthetic polymer of plastic (after polyethylene and polypropylene). About 40 million tons o ...
wires, and other fixtures in nearby houses. Surrounding objects heated up rapidly after the blast, making it difficult for residents to retrieve their belongings. One resident who attempted to save his motorcycle said his skin stuck to the metal upon contact, resulting in burns to his hands. The asphalt road in the immediate vicinity was also heated up to the point that escaping residents found their rubber
slipper Slippers are a type of shoes falling under the broader category of light footwear, that are easy to put on and off and are intended to be worn indoors, particularly at home. They provide comfort and protection for the feet when walking indoors. ...
s and
flip-flops Flip-flops are a type of light sandal-like shoe, typically worn as a form of casual footwear. They consist of a flat sole held loosely on the foot by a Y-shaped strap known as a toe thong that passes between the first and second toes and around ...
melted away in the process. An elderly woman suffered burns on her legs while running barefoot, and had to be dragged to safety by her children. A man also witnessed his car's side mirror melting away as he drove away from the scene. Many victims within a few hundred metres radius from the fire suffered second- to third-degree burns while escaping, with some receiving first- or fourth-degree burns. Several residents from Kampung Kuala Sungai Baru fled into the nearby
Klang River The Klang River () flows through Kuala Lumpur and Selangor in Malaysia and eventually flows into the Straits of Malacca. It is approximately in length and drains a basin of about . The Klang River has 11 major tributaries. Because the river flo ...
to escape the intense heat. Some swam across the river to safety, and were rescued by on the other side. The explosion also caused power outages in
Putra Heights Putra Heights is a 1,796 acres residential township developed by Sime UEP Properties since 1999 in Subang Jaya, Selangor, Malaysia. It is located within the ''mukim'' of Petaling District. History Before 1974, Subang Jaya was part of Klang Di ...
and
Subang Jaya Subang Jaya is a city in Petaling District, Selangor, Malaysia. It comprises the southern third district of Petaling. It consists of the neighbourhoods from SS12 to SS19, UEP Subang Jaya (USJ), Putra Heights, Batu Tiga as well as PJS7, PJ ...
, which prompted Tenaga Nasional Berhad (TNB) to deploy its technical team to the area to carry out repair works. Electricity to the Subang Jaya area was fully restored by 10:22 am, while power supply to affected areas in Putra Heights remained cut off since 4 pm to carry out cable inspection works. The fire from the burst pipeline persisted for approximately seven hours and was fully extinguished by 3:45 pm. The explosion formed a crater which measured approximately 21 m by 24 m ( by ) with a depth of .


Impact


Injuries

The incident resulted in 150 injuries. The injured included 13 in the red zone, 55 in the yellow zone and 43 in the green zone, with victims suffering from burns, smoke inhalation, respiratory difficulties, and other physical trauma. Of the injured, 67 required hospitalisation for more serious conditions, while 49 received treatment at a temporary medical base. 132 victims sought treatment at government and private hospitals. No deaths were reported. One victim sustained burns on his left leg when the ceiling of his house collapsed and crushed his vehicle, while another suffered foot injuries while attempting to escape the intense heat. Several residential properties in proximity to the pipeline caught fire during the fire. On 1 April, Health Minister
Dzulkefly Ahmad Dzulkefly bin Ahmad ( Jawi: ذوالكفل بن أحمد; born 1 January 1956) is a Malaysian politician who has served as the Minister of Health for the second term in the Unity Government administration under Prime Minister Anwar Ibrahim si ...
said that no victims were being treated in
intensive care unit An intensive care unit (ICU), also known as an intensive therapy unit or intensive treatment unit (ITU) or critical care unit (CCU), is a special department of a hospital or health care facility that provides intensive care medicine. An inten ...
s (ICU). On 2 April the Ministry of Health reported three victims in total were admitted into the ICU: one at Cyberjaya Hospital (later transferred to
Kuala Lumpur Hospital Kuala Lumpur General Hospital (, abbr: ''HKL'') is the largest Malaysian government-owned public hospital and higher specialised hospital in Kuala Lumpur, the capital city of Malaysia Kuala Lumpur Hospital opened in 1870, HKL is a not-for-profit ...
), one at Ampang Hospital, and one at
Sunway Medical Centre Sunway City ( Malay: ''Bandar Sunway'', Chinese: ) is an 800-acre integrated township in Subang Jaya, Selangor, Malaysia. This township is named after its developer, Sunway Group, which had also got its name from Sungai Way, a suburb in Selang ...
. On 3 April, only one patient remained in the ICU.


Environment

Sand, dust and fine gravel from the explosion fell on roofs and cars of residents up to away. Many residents uploaded photos and videos to social media showing vehicles and areas near their homes showered with sand and fine gravel. No toxic gas or abnormal
air pollution index The Air Pollution Index (API; ) is a simple and generalized way to describe the air quality, which is used in Malaysia. It is calculated from several sets of air pollution data and was formerly used in mainland China and Hong Kong. In mainland ...
(API) readings were detected in the surrounding areas following the incident according to the Department of Environment.


Displacement

At least 538 people were displaced by the explosion, with most being housed at the multi-purpose hall of Putra Heights Mosque or the Dewan Camelia of
Subang Jaya City Council Subang Jaya City Council (MBSJ; Malay: ''Majlis Bandaraya Subang Jaya'') is the city council which is in charge of the Subang Jaya city and the southern parts of Petaling district. This agency is under Selangor state government of Malaysia. MBSJ ...
(MBSJ).


Property damage

As of 7 April, 437 houses within 325 m radius from the epicentre were inspected by the fire department, and were divided into the following categories: # Completely destroyed (more than 40% damage): 81 # Partially destroyed (less than 40% damage): 81 # Affected but not burnt down: 57 # Unaffected: 218 Out of all the houses inspected, 151 houses were declared safe to be inhabited on 7 April. On 8 April, the number of houses deemed safe rosed to 270. The total value of losses and damage to residential properties caused by the fire is estimated to be at RM65.4 million. Out of 571 vehicles inspected, 88 vehicles suffered more than 50% damage, while 332 vehicles suffered less than 50% damage. The rest of the 151 vehicles were not affected.


Gas supply disruption

On 2 April, Gas Malaysia announced gas supply curtailment to their customers in
Shah Alam Shah Alam (, from Persian language, Persian, meaning "king of the world") is a city and the state capital of Selangor, Malaysia which is situated within the Petaling District and a small portion of the neighbouring Klang District. Shah Alam rep ...
, Kundang,
Petaling Jaya Petaling Jaya (), colloquially referred to as "PJ", is a city in Petaling District, in the state of Selangor, Malaysia. Originally developed as a Satellite city, satellite township for Kuala Lumpur, the capital of Malaysia, it is part of the G ...
, Teluk Panglima Garang,
Port Klang Port Klang () is the principal port of Malaysia on the Strait of Malacca. Known during colonial times as Port Swettenham (), it was renamed to Port Klang in July 1972 and has since become the largest port in the country. It is located about sou ...
, Pulau Indah, and other areas. On 5 April, the gas supply company said the curtailment period was extended until 20 April. On 7 April, the gas supply curtailment area were expanded to Merbau, Tronoh,
Perai Perai is a suburb of Seberang Perai in the States and federal territories of Malaysia, Malaysian state of Penang. It lies at the southern bank of the Perai River and borders Butterworth, Seberang Perai, Butterworth to the north. The area now know ...
, Junjung and Hutan Melintang due to "operational limitations", but the curtailment period will remained unchanged. Around 7% of the total volume of natural gas supplied by Gas Malaysia was affected by the fire. On 3 April, The Italian Baker, the manufacturer of Massimo bread loaves, announced that its bread supply would be temporarily limited starting 4 April until further notice, due to a disruption in
LNG Liquefied natural gas (LNG) is natural gas (predominantly methane, CH4, with some mixture of ethane, C2H6) that has been cooled to liquid form for ease and safety of non-pressurized storage or transport. It takes up about 1/600th the volume o ...
supply to its factory following the gas pipeline fire in Putra Heights. Likewise, Malaysia Smelting Corporation, one of the world's largest
tin Tin is a chemical element; it has symbol Sn () and atomic number 50. A silvery-colored metal, tin is soft enough to be cut with little force, and a bar of tin can be bent by hand with little effort. When bent, a bar of tin makes a sound, the ...
producers, also informed customers that deliveries from its smelter in
Port Klang Port Klang () is the principal port of Malaysia on the Strait of Malacca. Known during colonial times as Port Swettenham (), it was renamed to Port Klang in July 1972 and has since become the largest port in the country. It is located about sou ...
had been disrupted, and it remained unclear when fuel supplies would resume.


Responses


Emergency response

Emergency services received initial notification about the fire at 8:10 am, with first responders quickly mobilising to the site. Selangor Fire and Rescue Department initiated rescue operations for trapped residents while simultaneously combating the fire. A total of 78 firefighters were deployed to help with the fire. Petronas isolated the affected pipeline by remotely closing off
gate valve A gate valve, also known as a sluice valve, is a valve that opens by lifting a barrier (gate) out of the path of the fluid. Gate valves require very little space along the pipe axis and hardly restrict the flow of fluid when the gate is fully ope ...
s at 8:51 am and 8:46 am. As a contingency measure, Petronas also closed off or released gas through additional valves. Officials noted that residual gas remaining within the pipeline would take at least four hours to clear out, either by burning up in the fire or being released through the valves. As part of the emergency response, three nearby Petronas stations (Putra Heights, Putra Bestari, and KM2 LDP) were closed, though authorities confirmed these facilities were not directly affected by the fire. Officials clarified that only the main pipeline was involved in the incident, not the nearby Petronas petrol station as some initial reports had suggested. Emergency medical services established a medical base at the Sri Maha Kaliamman Temple, where 49 victims received treatment, while an additional 63 individuals with more severe injuries were transported to nearby medical facilities. The Ministry of Health dispatched personnel to administer first aid at the temple location, with additional victim support provided by local mosque authorities. As a precautionary measure, residents in the surrounding areas were evacuated, and a temporary relief center was established at Masjid Putra Heights. The Civil Aviation Authority of Malaysia also issued advisories requesting the public refrain from flying drones over the affected areas to avoid interference with emergency operations. On 2 April, the police stated that 24-hour police patrols would be conducted in neighborhoods affected by the fire to ensure the safety of victims' property and belongings, and to prevent looting. District police chief Wan Azlan Wan Mamat also said the police will be patrolling together with the firefighters to ensure that no secondary fires develop.


Highway closure

At 12:07 pm on 1 April, PLUS Malaysia announced that all routes between Seafield and Bandar Saujana Putra on the
ELITE In political and sociological theory, the elite (, from , to select or to sort out) are a small group of powerful or wealthy people who hold a disproportionate amount of wealth, privilege, political power, or skill in a group. Defined by the ...
Highway would be closed to all traffic for safety reasons. The closure was later lifted at 1:51 pm on the same day.


Animal care

During the incident, first responders saved two dogs, three rabbits, and a guinea pig from affected homes after the fire subsided. Some pet owners rushed back to their houses to rescue their pets upon learning about the fire, or escaped together upon waking up to the explosion. Many residents who were injured were also seen cradling their pets at the makeshift medical base at the Sri Maha Kaliamman Temple. A resident from Kampung Kuala Sungai Baru also claimed that seven cats owned by his sister died due to the intense heat generated by the fire. "The heat was really so great that pets that were not kept in the house died on the spot", he said. Malaysian Animal Association, an
animal welfare Animal welfare is the quality of life and overall well-being of animals. Formal standards of animal welfare vary between contexts, but are debated mostly by animal welfare groups, legislators, and academics. Animal welfare science uses measures ...
NGO, announced they will offer free pet care services for affected pet owners from 2 April until 8 April. On 2 April, the Stray Animal Association of Malaysia (SAFM) mobilised volunteers to rescue pets and stray animals in the affected area. The group collaborated with several veterinary clinics to provide free emergency treatment for animals suffering from burns or smoke inhalation, and distributed food to animals that lost their homes or caretakers. On 2 April, volunteers found at least two cats that were trapped in affected houses and reunited them with their owners. A coordinated operation by Society for the Prevention of Cruelty to Animal (SPCA), SAFM, Animal Kindness Coalition (AKC), the fire department, and other NGOs resulted in the rescue of two snakes, a turtle, a fish, and a hamster, as well as cats and dogs.


Environment monitoring

On 1 April, the Department of Environment (DOE) deployed a team to the site to carry out preliminary
air quality monitoring An atmosphere () is a layer of gases that envelop an astronomical object, held in place by the gravity of the object. A planet retains an atmosphere when the gravity is great and the temperature of the atmosphere is low. A stellar atmosph ...
and assessment. The DOE also installed a CEREX
gas detector A gas detector is a device that detects the presence of gases in a volume of space, often as part of a safety system. A gas detector can sound an alarm to operators in the area where the leak is occurring, giving them the opportunity to leave. Th ...
at SK Putra Heights 2, located less than away from the incident site. As of 2 April, the DOE said no toxic gas had been detected and the API readings at the surrounding monitoring stations remained normal. The department also increased enforcement and monitoring efforts via land and air with drones.


Financial assistance


Government

After a site visit on the day of the incident, Prime Minister
Anwar Ibrahim Anwar bin Ibrahim (; born 10 August 1947), also known by his abbreviation as DSAI and PMX, is a Malaysian politician who is the 10th prime minister of Malaysia since 2022. A member of the People's Justice Party (Malaysia), People's Justice P ...
announced immediate financial aid of RM5,000 to owners whose houses were completely destroyed, while RM2,500 would be given to victims whose houses were partially damaged. Anwar Ibrahim also said affected residents would be compensated by the
federal government A federation (also called a federal state) is an entity characterized by a political union, union of partially federated state, self-governing provinces, states, or other regions under a #Federal governments, federal government (federalism) ...
, Selangor state government and Petronas. He also announced that the government and Petronas would take full responsibility for restoring, fixing, and replacing affected residential units, but said it may a take a year or more to rebuild the houses. Tenaga Nasional Berhad also offered 100% electricity bill rebates for victims whose houses were affected by the fire, including waivers of electricity reconnection charges and late payment charges. On 2 April, the Ministry of Human Resources announced that Social Security Organisation (PERKESO) members impacted by the fire has been identified, and compensation payments under the invalidity scheme are currently being distributed. The ministry also urged affected PERKESO members to reach out to the organisation to determine whether they are eligible for permanent or temporary disablement benefits. On 4 April, Minister of Digital Gobind Singh Deo announced that his ministry will provide 100 laptops, 100 smartphones, and 100 tablets to residents who lost their electronic devices in the fire. He said applications can be made through their respective members of Parliament or state assemblymen, including Kota Kemuning assemblyman S. Preakas. Five hundred powerbanks will also be given to evacuees by the Malaysia Digital Economy Corporation under his ministry. The king of Malaysia, Sultan
Ibrahim Iskandar of Johor Ibrahim ibni Iskandar (; born Tunku Ibrahim Ismail ibni Tunku Mahmood Iskandar, 22 November 1958) is the King of Malaysia and the fifth Sultan of modern Johor. Ibrahim was born during the reign of his great-grandfather, Sultan Sir Ibrahim, ...
, visited the site and later visited evacuees at temporary relief centres at Putra Heights Mosque gave out RM1,000 of assistance to each of 308 households affected by the fire through Yayasan Sultan Ibrahim Johor. Ibrahim was joined by Raja Muda of Selangor Tengku Amir Shah, the Menteri Besar of Selangor, and other government officials during the visit. On 7 April, the Menteri Besar of Selangor
Amirudin Shari Amirudin bin Shari (; born 8 February 1980) is a Malaysian politician who has served as the 16th Menteri Besar of Selangor since June 2018, Member of the Selangor State Legislative Assembly (MLA) for Sungai Tua since May 2018 and Member of ...
announced the state government will provide rental assistance of RM2,000 per month to each affected families for six months. The state government will also give RM500 to 265 students affected by the fire through Menteri Besar Selangor Incorporated. He also revealed that owners whose houses were completely destroyed would received RM10,000 aid in total, with RM5,000 from Petronas, and another RM5,000 from the federal government. Likewise, owners whose houses were partially damaged will received RM5,000 in total, with the cost equally divided between Petronas and the federal government. Tenants whose their rental houses were damaged will also enjoy the same compensation rate like the owners whose houses were partially damaged.


Corporate

Several automobile and used car companies pledged to provide or lend vehicles to victims who lost their cars in the fire, including 50 cars from Carsome, 50 SUVs from
Chery Chery Automobile Co. Ltd., Doing business as, trading as Chery (), is a Chinese automobile manufacturer owned by Chery Holding Group Co., Ltd. Founded in 1997, it is currently the fourth largest automobile manufacturer group in China, with 2,6 ...
, 30 cars from Carro, 20 cars from GoCar, 62 cars from
DRB-Hicom DRB-HICOM Berhad () is one of Malaysia's leading corporations, involved in the automotive manufacturing, assembly and distribution industry through its involvement in the passenger car and four wheel drive vehicle market segment, the national ...
, 62 vehicles from YonMing, and 30 vehicles from Tan Chong Motor Holdings Bhd and Warisan TH Holdings Bhd. Sixty-three motorcycles will be provided by an unnamed company as well. The first batch of 25 cars from Chery was delivered to the victims on 4 April, with the remaining 25 cars expected to be handed over as early as 7 April. On 5 April, 30 cars from Carro were distributed to the victims. 20 cars from Carsome were also delivered in the same day, with the remaining 30 cars expected to arrive by the next week. Spanco also on 8 April sponsored 55 motorcycles to the victims, with the cost of insurance, vehicle ownership certificate registration fee, and road tax fully covered as well. Majority of the recipients are Kampung Kuala Sungai Baru residents. Three hundred families each received RM3,000 cash donations from Vincent Tan through Berjaya Cares Foundation, while another 100 families received RM3,000 from Matrix Concepts Holdings. Chery also donated RM50,000 to the management of Putra Heights Mosque, which housed one of the temporary relief centres, to pay its utilities.
Panasonic is a Japanese multinational electronics manufacturer, headquartered in Kadoma, Osaka, Kadoma, Japan. It was founded in 1918 as in Fukushima-ku, Osaka, Fukushima by Kōnosuke Matsushita. The company was incorporated in 1935 and renamed and c ...
also provided 240 families with RM500 e-vouchers to replace their electrical appliances lost in the fire, which will remain valid until 31 December.


Investigation

Minister of Housing and Local Government The Ministry of Housing and Local Government was a United Kingdom government department formed following the Second World War, covering the areas of housing and local government. It was formed, as the Ministry of Local Government and Planning, ...
Nga Kor Ming acknowledged receiving official reports from the Selangor Fire and Rescue Department regarding the incident and stated that a comprehensive investigation would be carried out to determine the cause and circumstances of the pipeline failure. He confirmed that the department had been instructed to proceed with standard investigative protocols.
Menteri Besar of Selangor The Menteri Besar of Selangor, also referred to as the First Minister of Selangor is the head of government in the Malaysian state of Selangor. The Menteri Besar acts as a majority leader in the Selangor Assembly. According to convention, the Men ...
Amirudin Shari Amirudin bin Shari (; born 8 February 1980) is a Malaysian politician who has served as the 16th Menteri Besar of Selangor since June 2018, Member of the Selangor State Legislative Assembly (MLA) for Sungai Tua since May 2018 and Member of ...
announced that the initial report on the fire was expected to be completed within 72 hours. On 5 April, journalists from ''
China Press The ''China Press'' ( zh, t=中國報, s=中国报, p=Zhōngguó Bào) is a Malaysian Chinese-language newspaper founded by Henry Lee Hau Shik and was also owned at some point by Cheong Yoke Choy. First published on February 1, 1946, in Kuala ...
'' observed that a vehicle-mounted
Leica Leica may refer to: Companies * Ernst Leitz GmbH, later divided into: ** Leica Biosystems GmbH, a cancer diagnostics company ** Leica Camera AG, a German camera and optics manufacturer ** Leica Geosystems AG, a Swiss manufacturer of surveying and ...
mobile mapping system had been deployed to the scene by authorities.


See also

* List of pipeline accidents


Notes


References

{{DEFAULTSORT:Putra Heights pipeline, 2025 2025 fires in Asia 2025 industrial disasters 2025 in Malaysia April 2025 in Malaysia Explosions in 2025 Explosions in Malaysia Pipeline accidents Industrial fires and explosions History of Selangor Subang Jaya Fires in Malaysia