
In May 2020, a fuel tank at a power station in the Siberian city of Norilsk, Russia, lost pressure and leaked 21,000 tonnes of diesel into rivers and subsoil. The diesel spill contaminated an area of 350 square kilometres, including the Daldykan and Ambarnaya rivers, and threatened the nearby Lake Pyasino and the Pyasina River, which flows into the Arctic Ocean. The incident, which was described as a major ecological disaster, prompted a federal emergency declaration and a large-scale clean-up operation, with environmentalists estimating that the affected water systems would take decades to recover.
| Characteristics | Values |
|---|---|
| Date of the incident | 29 May 2020 |
| Location | Norilsk, Russia |
| Cause | Damaged fuel tanks, possibly due to melting permafrost |
| Company responsible | Norilsk Nickel |
| Amount spilled | 20,000-21,000 cubic meters or tonnes of diesel fuel |
| Impact | Contaminated rivers, soil, and threatened local wildlife and Indigenous Peoples |
| Response | President Vladimir Putin declared a federal emergency and criticised the slow response from local authorities |
| Clean-up cost | Estimated at $146 million |
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What You'll Learn

The Norilsk oil spill
The spill had catastrophic impacts on the environment, threatening populations of fish, birds, and a herd of wild reindeer in the west of Taimyr. It also affected Indigenous Peoples who depend on the reindeer herd for their livelihood. The spill was particularly concerning given that the reindeer herd was already under threat from poaching.
President Vladimir Putin declared a regional state of emergency following the spill and criticized local authorities for their slow response. He also criticized Vladimir Potanin, the chairman and major shareholder of Norilsk Nickel, 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.
The clean-up efforts were anticipated to be difficult due to the lack of roads and the shallow depth of the rivers, which made it impossible for boats and barges to be used. The immediate cost of emergency relief activities was estimated at 10 billion rubles (US$146 million), with a total clean-up cost of 100 billion rubles (US$1.5 billion). Norilsk Nickel pledged to pay for the clean-up costs, which were expected to take five to ten years.
In the aftermath of the spill, Russia's Prosecutor General's office ordered safety checks at all dangerous installations built on the permafrost in Russia's Arctic. Greenpeace Russia compared the potential environmental impacts of the Norilsk spill to that of the 1989 Exxon Valdez oil spill. The Norilsk spill highlighted the need for a transition to renewable energy sources and more effective oil spill prevention and response measures in the Arctic.
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Environmental impact and clean-up efforts
The environmental impact of the Norilsk oil spill was significant, with up to 21,000 cubic metres (17,500 tonnes) of diesel oil released onto the ground and into local rivers. The spill affected an immediate area of 18 hectares (44 acres), including the Daldykan River, a tributary of the Ambarnaya River, and contaminated an area of 350 square kilometres (140 square miles). The contamination levels in the water were tens of thousands of times higher than normal. The spill threatened populations of fish, birds, and a herd of wild reindeer in the west of Taimyr, which was already under threat from poaching. The spill also impacted the Indigenous Peoples who depend on the reindeer for their livelihoods.
The environmental impact of the spill is expected to be long-lasting, with water systems taking "decades to recover", according to environmentalists. The spill has also highlighted the need for more effective oil spill prevention and response in the Arctic, as well as the urgency of transitioning to a renewable energy future in the region.
Clean-up efforts were challenging due to the remote location and difficult terrain. The rivers were too shallow for boats and barges, and there were no roads. The initial cost of emergency relief activities was estimated at 10 billion rubles (US$146 million), with a total clean-up cost of 100 billion rubles (US$1.5 billion). Norilsk Nickel, the company responsible for the spill, has pledged to pay for the clean-up and has stated that it notified authorities in a timely manner.
Clean-up teams removed about 23,000 cubic metres (812,000 cubic feet) of contaminated soil, and used a series of specially constructed booms on the Ambarnaya River to contain the spill. However, these booms were broken by drifting ice, allowing the spill to reach Lake Pyasino. Norilsk Nickel has denied that the fuel reached the lake, but regional officials have confirmed it. There are concerns that the fuel could spread further north into Russia's Arctic nature reserve and the Kara Sea, threatening a nesting site for 30,000 geese.
The Russian government declared a federal emergency and deployed its federal emergency response force to help contain the spill. President Vladimir Putin criticized the local authorities for their slow response and called for amendments to Russian law to prevent similar accidents in the future. Russia's Prosecutor General's office ordered safety checks at all dangerous installations built on permafrost in Russia's Arctic.
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Delayed reporting and response
The head of Russia's Emergency Situations Ministry, Yevgeny Zinichev, confirmed that the power plant involved in the spill did not report it for two days, attempting to contain the situation on their own. This delay prompted criticism from President Putin, who questioned the timeliness of the information reaching government agencies. He also criticized local authorities for their slow response to the accident, highlighting the need for prompt action in such emergency situations.
The delayed reporting had significant consequences, as it hindered the initial response and containment efforts. The spill contaminated an area of 350 square kilometers (140 square miles), affecting the nearby Daldykan River, a tributary of the Ambarnaya River. The contamination also extended to Lake Pyasino, located about 20 kilometers (12 miles) north of Norilsk, and there were concerns about it potentially reaching the Pyasina River, which flows into the Arctic Ocean.
Environmental organizations, such as Greenpeace Russia and WWF Russia, emphasized the urgency of addressing the spill and its potential catastrophic impacts on nature. They raised concerns about the delayed response and the potential long-term effects on the water systems, local wildlife, and Indigenous populations in the affected areas.
The company responsible for the spill, Norilsk Nickel, faced scrutiny for their initial handling of the situation. They claimed to have notified authorities promptly and attributed the cause of the spill to a rupture in a diesel storage tank due to melting permafrost. However, there were discrepancies in their reports, with some stating that the fuel had not reached Lake Pyasino, contrary to statements made by regional officials.
The delayed reporting and response to the diesel fuel spill in Russia's Arctic region had significant ecological, social, and economic repercussions. It underscored the need for more effective oil spill prevention and response measures, especially in ecologically sensitive areas like the Arctic. The incident highlighted the vulnerability of the region's water systems, wildlife, and Indigenous communities, emphasizing the importance of timely action and coordination in mitigating the impacts of such environmental disasters.
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Responsibility and liability
The head of the power plant's boiler-turbine workshop was charged with violating environmental regulations and negligence, and placed in pretrial detention. The director of the power plant was also taken into custody. President Vladimir Putin criticised the local authorities and the major shareholder of Norilsk Nickel for their slow response and improper maintenance of fuel tanks. Putin also ordered officials to amend Russian law to prevent similar accidents in the future.
Norilsk Nickel, the owner of the storage facility responsible for the spill, initially stated that it notified authorities promptly and that the accident was caused by a rupture in a diesel storage tank due to melting permafrost. The company pledged to pay for the cleanup, estimated at $146 million, and reported removing 23,000 cubic metres of contaminated soil. However, Norilsk Nickel disputed the Russian government's initial damage assessment of 148 billion rubles, and its containment efforts have been questioned by environmentalists and officials.
In response to the spill, Russia's Prosecutor General's office ordered safety checks at dangerous installations built on permafrost in the Arctic. Oleg Deripaska, the founder of Rusal and a significant shareholder in Norilsk Nickel, urged management changes at the company.
The Russian government's response to the disaster has been criticised by Greenpeace Russia, which has warned of potential ecological and cultural impacts on the Arctic region and Indigenous Peoples. The WWF has also raised concerns, calling for urgent federal government intervention to prevent further spread and mitigate the consequences for Indigenous minorities.
While responsibility and liability for the spill are still being determined, the incident has highlighted the need for improved oil spill prevention and response in the Arctic, as well as the importance of transitioning to renewable energy sources to protect ecologically valuable areas.
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Impact on Indigenous Peoples
In 2020, a diesel fuel leak in the Russian Arctic threatened vulnerable rivers, lakes, wildlife, and Indigenous Peoples. The Norilsk oil spill saw 20,000-21,000 cubic meters of diesel oil spill into the Daldykan and Ambarnaya rivers, contaminating an area of 350 square kilometers (140 square miles). The spill threatened fish populations, birds, and a herd of wild reindeer in the west of Taimyr, impacting Indigenous Peoples who depend on reindeer herding and fishing for their livelihoods.
The spill was caused by damaged fuel tanks at NTEC, an industrial site operated by a subsidiary of Norilsk Nickel. President Vladimir Putin declared a national state of emergency, and criticized local authorities and the company for their slow response and lack of proper maintenance of fuel tanks. The power plant's director was taken into custody, and the head of the power plant's boiler-turbine workshop was charged with violating environmental regulations and negligence.
The immediate impact of the spill on Indigenous Peoples included the contamination of water sources and the disruption of traditional ways of life, such as fishing and reindeer herding. The spill also exacerbated existing concerns, such as poaching, further threatening the livelihoods and food security of Indigenous communities.
In the longer term, the spill has highlighted the need for more effective oil spill prevention and response measures in the Arctic to protect the ecologically valuable areas that contribute to the resilience of Arctic ecosystems and Indigenous livelihoods. There have been calls for a transition to a 100% renewable future in the Arctic, replacing fossil fuels with clean energy sources. Additionally, there is a recognition that the leadership and knowledge of Indigenous Peoples are critical in fighting environmental injustices and stewarding the world's biodiversity.
To address the immediate impacts of the Norilsk spill, Russia's federal emergency response force arrived to contain and remediate the spill, and Norilsk Nickel has pledged to pay for the clean-up, estimated at $146 million. However, the clean-up is anticipated to be difficult due to the remote and inaccessible nature of the affected area, and the total clean-up cost is estimated to be $1.5 billion, taking five to ten years to complete.
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Frequently asked questions
Yes, in 2020, a power plant in Norilsk, Russia, spilled 21,000 cubic metres (17,500 tonnes) of diesel fuel into the Daldykan and Ambarnaya rivers.
The spill was caused by a damaged fuel tank at the power plant, which leaked into nearby rivers and subsoil. The cause of the tank's damage has been attributed to thawing and melting permafrost in the region, which weakened the tank's foundations.
The diesel spill contaminated an area of 350 square kilometres, including rivers and a pristine lake, threatening local wildlife and Indigenous Peoples who depend on the natural resources. Environmentalists estimate that it will take decades for the water systems to recover.
President Vladimir Putin declared a regional state of emergency and criticised the slow response from local authorities. A major clean-up operation was launched, with Norilsk Nickel, the company responsible for the spill, pledging to cover the costs, estimated at $1.5 billion.











































