It has been 1,000 days since the BP-operated oil rig in the Gulf of Mexico exploded, gushing millions of barrels of crude oil into a body of water that supports countless ecosystems and economies.

Below is a timeline of major events that have occurred in the past 1,000 days.

The Deepwater Horizon: 1,000 Days Later
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Take ActionThere are persistent rumors that BP might be trying to settle for less than half of what the company could face if brought to trial. Help dolphins and other wildlife in the Gulf by urging the Department of Justice to hold BP fully accountable for the oil spill.


–, “First oiled bird is recovered.
–, “NOAA Expands Fishing Closed Area in Gulf of Mexico.
– The New York Times, “Effects of Spill Spread as Tar Balls Are Found.
– TIME, “100 Days of the BP Spill: A Timeline.
– The White House, “Executive Order 13554–Gulf Coast Ecosystem Restoration Task Force.
– Bloomberg, “BP Oil Still Ashore One Year After End of Gulf Spill.”
– PNAS, “Impact of the Deepwater Horizon oil spill on a deep-water coral community in the Gulf of Mexico.
– University of Maryland Center for Environmental Science, “Study confirms oil from Deepwater Horizon disaster entered food chain in the Gulf of Mexico.
– The Times-Picayune, “About 565,000 pounds of oiled material from Deepwater Horizon stirred up by Hurricane Isaac.
– The New York Times, “BP Will Plead Guilty and Pay Over $4 Billion.
– Georgia Tech Biology, “Gulf of Mexico Clean-Up Makes 2010 Spill 52-Times More Toxic.
– University of Miami Rosenstiel School of Marine & Atmospheric Science, “UMiami scientists partner with NOAA, Stanford and U of N Texas to study post spill fish toxicology.
– NOAA Fisheries Service, “2010-2013 Cetacean Unusual Mortality Event in Northern Gulf of Mexico.
– The Times-Picayune, “Transocean to pay $1.4 billion to settle pollution, safety violations in Gulf oil spill.

Courtesy of the Restore the Mississippi River Delta coalition.