Take a look back at history's worst oil disasters, as compiled by CNBC.
10. M/T Haven (45 million gallons) -- A violent explosion aboard the Cyprus-based tanker the Haven killed six crew members and spilled oil off the coast of Italy in April 1991.
9. Amoco Cadiz (69 million gallons) -- On March 16, 1978, the Amoco Cadiz supertanker wrecked off the coast of Portsall, France. Ultimately, 240 miles of France’s Brittany coast suffered oil damage.
8. Castillo de Bellver (79 million gallons) -- On August 6, 1983, a fire broke out aboard the Spanish tanker Castillo de Bellver, causing a massive explosion and oil spill off the coast of South Africa.
7. ABT Summer (80 million gallons) -- The Liberian supertanker ABT Summer exploded off the coast of Angola on May 28, 1991, killing five crew members. Millions of gallons of oil leaked into the Atlantic Ocean.
6. Nowruz Oil Field (80 million gallons) -- On February 10, 1983, at the height of the Iran-Iraq War, an oil tanker collided with the Nowruz platform in the Persian Gulf. The slick caught fire when Iraqi planes attacked.
5. Fergana Valley (88 million gallons) -- In March 1992, oil spilled from a well in Fergana Valley, a densely populated industrial and agricultural zone in Uzbekistan. The incident remains the largest inland oil spill in history.
4. Atlantic Empress/Aegean Captain (90 million gallons) -- On July 19, 1979, two gigantic supertankers collided off the Caribbean island of Little Tobago during a tropical rainstorm. The accident killed 26 crew members and dumped millions of gallons of crude oil into the sea.