ProPublica

Journalism in the Public Interest

Pipeline Safety Tracker

Find the Accidents Near You

Utah

58
Incidents

$3
Fatalities

$18
Injuries

$66.9M
Property Damages

28
Gas Incidents

$30
Hazardous Liquid Incidents

Read the Utah Pipeline profile from the US DOT

Pipeline Incidents by Cause

'86

1986

3 incidents. Causes:

Material Weld Equipment Failure : 33%

Incorrect Operation : 33%

All Other Causes : 33%

'87

1987

3 incidents. Causes:

Material Weld Equipment Failure : 33%

Excavation Damage : 67%

'90

1990

1 incidents. Causes:

Corrosion : 100%

'91

1991

5 incidents. Causes:

Material Weld Equipment Failure : 40%

Excavation Damage : 20%

Corrosion : 20%

All Other Causes : 20%

'92

1992

1 incidents. Causes:

Corrosion : 100%

'94

1994

2 incidents. Causes:

Material Weld Equipment Failure : 50%

Excavation Damage : 50%

'95

1995

3 incidents. Causes:

Natural Force Damage : 33%

Incorrect Operation : 33%

Corrosion : 33%

'96

1996

3 incidents. Causes:

Excavation Damage : 33%

Corrosion : 33%

All Other Causes : 33%

'97

1997

1 incidents. Causes:

Material Weld Equipment Failure : 100%

'98

1998

3 incidents. Causes:

Natural Force Damage : 33%

Excavation Damage : 33%

All Other Causes : 33%

'00

2000

1 incidents. Causes:

Material Weld Equipment Failure : 100%

'01

2001

1 incidents. Causes:

Excavation Damage : 100%

'02

2002

5 incidents. Causes:

Other Outside Force Damage : 20%

Material Weld Equipment Failure : 20%

Excavation Damage : 20%

Corrosion : 40%

'03

2003

1 incidents. Causes:

Other Outside Force Damage : 100%

'04

2004

4 incidents. Causes:

Other Outside Force Damage : 50%

Natural Force Damage : 25%

Excavation Damage : 25%

'06

2006

3 incidents. Causes:

Other Outside Force Damage : 33%

Natural Force Damage : 33%

All Other Causes : 33%

'07

2007

5 incidents. Causes:

Material Weld Equipment Failure : 60%

Excavation Damage : 40%

'08

2008

5 incidents. Causes:

Other Outside Force Damage : 80%

Incorrect Operation : 20%

'09

2009

5 incidents. Causes:

Other Outside Force Damage : 60%

Material Weld Equipment Failure : 40%

'10

2010

2 incidents. Causes:

Other Outside Force Damage : 50%

Incorrect Operation : 50%

'11

2011

1 incidents. Causes:

All Other Causes : 100%

= on the map

More on this Data

The map displays only "significant incidents," defined by PHMSA, the Pipeline and Hazardous Materials Safety Administration, as those that caused either a death or serious injury, cost more than $50,000, released more than 50 barrels of liquid, or caused a fire or explosion (see the official definition here). It includes incidents through Sept. 28, 2012. Many incidents lack sufficient location data and do not appear on the map.
Source: PHMSA

Date Operator Fatalities Injuries Property Damage Cause
Feb. 14, 1986 Chevron Pipe Line Co 0 0 $0 Unspecified Pipe Body Or Seam
Sept. 17, 1986 Chevron Pipe Line Co 0 0 $1,519 Unspecified Incorrect Operation
Nov. 10, 1986 Chevron Pipe Line Co 0 0 $170K Miscellaneous Cause
Jan. 10, 1987 Questar Gas Company 0 4 $958K Third Party Excavation Damage
June 22, 1987 Chevron Pipe Line Co 0 0 $131K Third Party Excavation Damage
Nov. 25, 1987 Chevron Pipe Line Co 0 0 $174K Unspecified Pipe Body Or Seam
March 1, 1990 Four Corners Pipeline Co 0 0 $7,835 Internal Corrosion
Feb. 26, 1991 Amoco Pipeline Co 0 0 $755 Miscellaneous Cause
April 19, 1991 Chevron Pipe Line Co 0 0 $566K External Corrosion
June 27, 1991 Chevron Pipe Line Co 0 0 $87.2K Third Party Excavation Damage
Nov. 30, 1991 Giant Industries Inc 0 0 $5,286 Malfunction Of Control/Relief Equipment
Dec. 9, 1991 Chevron Pipeline Co 0 0 $151K Unspecified Pipe Body Or Seam
Aug. 10, 1992 Four Corners Pipeline Co 0 0 $51.6K Internal Corrosion
May 17, 1994 Mid America Pipeline Co (Mapco) 0 0 $2,097 Malfunction Of Control/Relief Equipment
June 24, 1994 Questar Gas Company 1 0 $113K Third Party Excavation Damage
Jan. 9, 1995 Questar Gas Company 0 1 $0 Unspecified Incorrect Operation
Feb. 1, 1995 Arco Terminal Services Corp 0 0 $691K Internal Corrosion
March 14, 1995 Questar Gas Company 0 0 $345K Earth Movement
March 5, 1996 Chevron Pipeline Co 0 0 $1.36M External Corrosion
July 8, 1996 Questar Gas Company 0 1 $0 Third Party Excavation Damage
Dec. 16, 1996 Chevron Pipeline Co 0 0 $244K Miscellaneous Cause
Jan. 29, 1997 Mobil Exploration & Producing Us Inc 0 0 $2,664 Malfunction Of Control/Relief Equipment
Feb. 24, 1998 Questar Gas Company 0 0 $132K Earth Movement
April 28, 1998 Chevron Pipeline Co 0 0 $132K Miscellaneous Cause
Dec. 3, 1998 Mid America Pipeline Co (Mapco) 0 4 $92.1K Operator/Contractor Excavation Damage
Jan. 21, 2000 Chevron Pipe Line Northwest Region 0 0 $191K Unspecified Weld
Jan. 15, 2001 Questar Gas Company 0 0 $374K Third Party Excavation Damage
Jan. 12, 2002 Giant Pipeline Co 0 0 $6,188 Malfunction Of Control/Relief Equipment
Feb. 6, 2002 Chevron Pipe Line Co 0 0 $326K External Corrosion
Feb. 9, 2002 Questar Gas Company 0 0 $672K Third Party Excavation Damage
May 22, 2002 Questar Gas Company 0 0 $112K Unspecified Outside Force Damage
Nov. 2, 2002 Chevron Pipe Line Co 0 0 $306K External Corrosion
Nov. 29, 2003 Questar Gas Company 0 2 $123K Unspecified Outside Force Damage
Feb. 21, 2004 Questar Gas Company 0 0 $120K Heavy Rains/Floods
June 14, 2004 Questar Gas Company 0 1 $897K Vehicle Not Engaged In Excavation
June 23, 2004 Questar Gas Company 0 1 $5,740 Fire/Explosion As Primary Cause
Aug. 25, 2004 Chevron Pipe Line Co 0 0 $453K Third Party Excavation Damage
Feb. 18, 2006 Questar Gas Company 0 0 $499K Miscellaneous Cause
March 24, 2006 Questar Gas Company 0 0 $112K Heavy Rains/Floods
May 15, 2006 Questar Gas Company 0 0 $112K Fire/Explosion As Primary Cause
Feb. 6, 2007 Questar Gas Company 2 0 $224K Third Party Excavation Damage
March 14, 2007 Rocky Mountain Pipeline System, Llc 0 0 $50K Joint/Fitting/Component
April 8, 2007 Questar Pipeline Company 0 0 $130K Malfunction Of Control/Relief Equipment
June 16, 2007 Running Horse Pipeline 0 0 $260K Joint/Fitting/Component
Oct. 9, 2007 Questar Gas Company 0 0 $547K Operator/Contractor Excavation Damage
March 16, 2008 Questar Gas Company 0 1 $10.5K Vehicle Not Engaged In Excavation
April 13, 2008 Questar Gas Company 0 0 $158K Vehicle Not Engaged In Excavation
June 27, 2008 Questar Gas Company 0 0 $1.57M Fire/Explosion As Primary Cause
June 28, 2008 Questar Gas Company 0 0 $2.09M Fire/Explosion As Primary Cause
Aug. 7, 2008 Questar Gas Company 0 1 $0 Unspecified Incorrect Operation
Jan. 7, 2009 Chevron Pipe Line Co 0 0 $1.58M Body Of Pipe
April 1, 2009 Questar Gas Company 0 0 $410K Fire/Explosion As Primary Cause
June 1, 2009 Questar Gas Company 0 2 $10.9K Vehicle Not Engaged In Excavation
Aug. 6, 2009 Questar Gas Company 0 0 $421K Fire/Explosion As Primary Cause
Dec. 17, 2009 Chevron Pipe Line Co 0 0 $517K Butt Weld
June 12, 2010 Chevron Pipe Line Co 0 0 $32.4M Electrical Arcing From Other Equipment/Facility
Dec. 1, 2010 Chevron Pipe Line Co 0 0 $14.6M Other Incorrect Operation
Dec. 10, 2011 Colorado Interstate Gas Co 0 0 $2.28M Unknown Cause