
The Oil Pollution Act of 1990 (OPA) was passed by the 101st United States Congress and signed by President George H. W. Bush on August 18, 1990. The Act was a result of several oil spills that occurred in 1989 and 1990, including the Exxon Valdez spill, which led to a public outcry and the need for stricter legislation to address oil pollution. The OPA significantly improved measures to prevent, prepare for, and respond to oil spills in US waters, giving NOAA and other agencies the authority to address impacts on natural resources and hold polluters accountable. The Act defines responsible parties and their financial liability, establishes funds for damages and cleanup costs, and implements processes for measuring damages.
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What You'll Learn
- The act gives NOAA and other agencies the authority to address impacts to natural resources
- It holds polluters accountable for the cost of cleanup and restoration
- The act defines responsible parties and financial liability
- It establishes a fund for damages, cleanup, and removal costs
- The act allows for additional liability enacted by other state laws

The act gives NOAA and other agencies the authority to address impacts to natural resources
The Oil Pollution Act of 1990 (OPA) was passed by the 101st United States Congress and signed into law by President George H. W. Bush. The Act gives NOAA and other agencies the authority to address impacts to natural resources. It works to prevent oil spills from vessels and facilities by enforcing the removal of spilled oil and holding the responsible party liable for the cost of cleanup and any resulting damage.
The OPA defines a responsible party as one who is found accountable for the discharge or substantial threat of discharge of oil from a vessel or facility into navigable waters, exclusive economic zones, or the shorelines of such covered waters. These responsible parties are strictly, jointly, and severally liable for the cost of removing the oil, in addition to any damages linked to the discharge. The Act also implements processes for measuring damages and specifies the damages for which violators are liable.
The OPA has significantly improved how NOAA and other agencies prepare for and respond to catastrophic oil spills in the United States. It provides the legal framework to hold polluters accountable and ensure they pay for oil cleanup and restoration of any harm to natural resources. Under the OPA, federal, tribal, state, and any other affected persons can recover removal costs from a responsible party so long as such an entity has incurred costs from carrying out oil removal activities in accordance with the Clean Water Act.
The OPA also established the Oil Spill Liability Trust Fund, financed by a per-barrel tax on crude oil produced or imported into the United States. This fund is used to pay for damages, cleanup, and removal costs associated with oil spills. The Act has resulted in instrumental changes in the oil production, transportation, and distribution industries, with science and technology improving in all aspects of oil spill response over the last 30 years.
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It holds polluters accountable for the cost of cleanup and restoration
The Oil Pollution Act of 1990 (OPA) was passed by the 101st United States Congress and signed by President George H. W. Bush. The Act holds polluters accountable for the cost of cleanup and restoration. It enforces the removal of spilled oil and assigns liability for the cost of cleanup and damage. The OPA requires specific operating procedures and defines responsible parties and financial liability.
A responsible party under the OPA is one who is found accountable for the discharge or substantial threat of discharge of oil from a vessel or facility into navigable waters, exclusive economic zones, or the shorelines of such waters. These responsible parties are strictly, jointly, and severally liable for the cost of removing the oil, in addition to any damages linked to the discharge. The OPA also allows for additional liability to be enacted by other relevant state laws.
The OPA has resulted in instrumental changes in the oil production, transportation, and distribution industries. It has established clear rules about who pays for the direct response activities, the cost of assessing environmental damages, and implementing the necessary restoration. When a spill occurs, those involved in the response, cleanup, and damage assessment can access funds from the Oil Spill Liability Trust Fund if the polluter is unknown, unwilling, unable, or not liable for paying the full costs. This fund was created in 1986 but was only authorized for use after the OPA's passage in 1990. It is financed by a per-barrel tax on crude oil produced domestically in the United States and imported petroleum products.
The OPA is a legacy of the 1989 Exxon Valdez spill, which released around 262,000 barrels (11 million gallons) of Alaska North Slope crude oil into the waters of Prince William Sound. The toll inflicted by the spill on birds and other wildlife, as well as the lengthy shoreline cleanup, resulted in high visibility and constant public awareness, ultimately leading to congressional action and new legislation related to how the U.S. government responds to oil spills.
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The act defines responsible parties and financial liability
The Oil Pollution Act of 1990 (OPA) was passed by the 101st United States Congress and signed by President George H. W. Bush. It includes provisions that define responsible parties and their financial liability in the event of an oil spill.
A responsible party under the OPA is any entity found accountable for the discharge or substantial threat of discharge of oil from a vessel or facility into navigable waters, exclusive economic zones, or the shorelines of such waters. These parties are strictly, jointly, and severally liable for the cost of removing the spilled oil, in addition to any damages linked to the discharge. The act places no limit on the liability for removal costs, but there is a cap on liability for damages. The OPA also allows for additional liability to be enacted by other relevant state laws.
The OPA mandates that responsible parties must provide evidence of financial responsibility of up to $150 million for potential liability. If a party is unable to provide such evidence, they may be subject to a penalty of $25,000 per day in violation of the OPA, and their operations may be terminated by judicial decision. The act also establishes the Oil Spill Liability Trust Fund (OSLTF), which is financed by a per-barrel tax on crude oil produced domestically and imported petroleum products. This fund is used to pay for cleanup and damage assessment when a responsible party cannot or will not.
The OPA has faced criticism from the oil and shipping industries, which argue that it hinders the free flow of trade and imposes excessive financial liability. Some insurance companies have refused to issue certifications of financial liability under the act to avoid potential responsibility in the event of a disaster. Despite this backlash, the OPA has brought about significant changes in the oil production, transportation, and distribution industries, and it continues to shape the response to oil spills in the United States.
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It establishes a fund for damages, cleanup, and removal costs
The Oil Pollution Act of 1990 (OPA) was passed by the 101st United States Congress and signed by President George H. W. Bush. It was a historic piece of legislation that significantly improved measures to prevent, prepare for, and respond to oil spills in U.S. waters.
The OPA established a fund for damages, cleanup, and removal costs. This fund, known as the Oil Spill Liability Trust Fund, is managed by the federal government and financed by a per-barrel tax on crude oil produced domestically in the United States and on petroleum products imported to the country for consumption. The fund was created in 1986, but its use was authorised by the OPA in 1990. This fund is available to clean up spills when the responsible party is incapable or unwilling to do so.
The act assigns liability for the cost of cleanup and damage to the responsible party, which is typically the owner or operator of the vessel or facility from which the oil was discharged. This liability for removal costs is uncapped, while liability for damages is limited. The OPA defines the categories of damages for which violators are liable, including natural resource damages, damages to personal or real property, loss of government revenues, and damage assessment costs.
The OPA also requires oil storage facilities and vessels to submit plans to the Federal government detailing their response procedures in the event of large discharges. These plans are designed to improve spill prevention, response, and restoration capabilities in the nation's navigable waters and shorelines. By enforcing these measures, the OPA has helped to hold polluters accountable and ensure that those responsible for oil spills bear the cost of cleanup and restoration.
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The act allows for additional liability enacted by other state laws
The Oil Pollution Act (OPA) of 1990 was passed by the 101st United States Congress and signed into law by President George H.W. Bush on August 18, 1990. The Act allows for additional liability enacted by other relevant state laws. This means that federal, tribal, state, and any other affected parties can recover removal costs from a responsible party, provided they have incurred costs from carrying out oil removal activities in accordance with the Clean Water Act.
The OPA defines a "responsible party" as one who is found accountable for the discharge or substantial threat of discharge of oil from a vessel or facility into navigable waters, exclusive economic zones, or the shorelines of such covered waters. These responsible parties are strictly, jointly, and severally liable for the cost of removing the oil, in addition to any damages linked to the discharge. The Act also specifies that liability for removal costs is uncapped, while liability for damages is limited.
The types of damages that can be claimed under the OPA include natural resource damages, damages to real or personal property, loss of subsistence use, loss of government revenues, loss of profits or impaired earning capacity, damaged public services, and damage assessment costs. Some categories of damages are recoverable by any person impacted by the incident, while others are only recoverable by federal, tribal, and state governments.
The OPA also established a trust fund financed by a tax on oil to clean up spills when the responsible party is incapable or unwilling to do so. This fund, known as the Oil Spill Liability Trust Fund, is managed by the federal government and was authorized for use by the OPA in 1990, having been created in 1986. The Act requires oil storage facilities and vessels to submit to the Federal government plans detailing how they will respond to large discharges.
The OPA has been subject to various amendments over time to address emerging issues and strengthen or clarify the original law. It remains as important today as it was when it was first enacted, with its impact felt across the oil production, transportation, and distribution industries.
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Frequently asked questions
The Oil Pollution Act of 1990 (OPA) is a US law that aims to prevent oil spills from vessels and facilities by enforcing the removal of spilled oil and holding the responsible party liable for the cost of cleanup and damage.
The Oil Pollution Act of 1990 applies to oil storage facilities and vessels, which must submit plans to the Federal government detailing their response to large discharges.
The limits of liability under the Oil Pollution Act depend on the responsible party, the particular incident, and the type of vessel or facility involved. Liability for removal costs is uncapped, while liability for damages is limited.
The Oil Spill Liability Trust Fund, established in 1986 and authorised by the Oil Pollution Act of 1990, is financed by a tax on oil and used to clean up spills when the responsible party is unable or unwilling to do so.











































