Spill (gallons)

Location

Date

Substance

Source

200 million

Gulf of Mexico

4/20/2010

Crude Oil

Offshore Rig Blowout

3.8 million

Louisiana

9/6/2005

Crude oil

Tank destroyed – Katrina

1.5 million

Louisiana

6/21/2006

Slop oil

Tank destroyed

1 million

Louisiana

9/6/2005

Crude oil

Tank destroyed – Katrina

877,000

Michigan

7/26/2010

Oil sands crude

Pipeline

460,000

Texas

1/23/2010

Crude oil

Tanker collision

380,000

Louisiana

7/23/2008

Refined oil

Tanker collision

337,000

Alaska

12/8/2004

Diesel fuel

Tanker destroyed

264,000

Delaware River

11/27/2004

Crude oil

Tanker collision

250,000

Louisiana

7/27/2011

Crude oil

Abandoned well

134,400

Alaska

1/11/2010

Diesel fuel

Refueling spill

120,000

Texas

10/20/2009

Bunker fuel

Tanker collision

80,000

Louisiana

4/28/2012

Crude oil

Pipeline

98,000

Massachusetts

4/27/2003

Refined oil

Barge ruptured

63,000

Louisiana

7/25/2009

Crude oil

Pipeline

58,000

California

11/7/2007

Fuel oil

Vessel collision

42,000

Montana

7/1/2011

Crude oil

Pipeline

36,540

Gulf of Mexico

12/24/2006

Crude oil

Pipeline

33,600

Utah

6/11/2010

Crude oil

Pipeline

30,450

Gulf of Mexico

1/1/2006

Condensate

Rig destroyed – Rita

25,000

Texas

9/26/2009

Fuel oil

Vessel collision

18,000

Louisiana

4/7/2010

Crude oil

Pipeline

12,000

Louisiana

11/1/2009

Bunker fuel

Cargo ship leak

7,875

Gulf of Mexico

6/23/2007

Crude oil

Pipeline

6,300

Louisiana

1/28/2009

Crude oil

Offshore rig/pipeline

3,024

Gulf of Mexico

7/1/2008

Crude oil

Rig destroyed – Katrina

3,000

Connecticut

1/30/2009

Refined oil

Tanker spill

2,500

Louisiana

4/13/2010

Diesel fuel

Refueling spill

2,478

Gulf of Mexico

1/1/2006

Crude oil

Rig destroyed – Katrina

2,478

Gulf of Mexico

1/1/2006

Crude oil

Rig destroyed – Katrina

2,280

Gulf of Mexico

1/1/2009

Crude oil

Rig destroyed – Ike

2,255

Gulf of Mexico

1/1/2008

Crude oil

Rig destoyed – Katrina

2,163

Gulf of Mexico

1/1/2006

Crude oil

Rig destroyed – Katrina

2,125

Gulf of Mexico

1/1/2006

Condensate

Rig destroyed – Rita

2,100

Gulf of Mexico

12/19/2009

Crude oil

Offshore rig leak

1,990

Gulf of Mexico

1/1/2006

Crude oil

Rig destroyed – Rita

1,050

Virginia

5/9/2005

Diesel fuel

Damaged barge