Exxon Mobil Santa Clara River

Graphic California map showing the locations of Arco / Santa Clara spill

Bare trees with mountains in the background.

A pipeline break resulted in the spill of over 74,000 gallons of crude oil. Oil entered the Santa Clara River near Interstate 5 and continued 15 miles downstream.

  • LOCATION: Santa Clara River in Los Angeles and Ventura Counties.
  • DATE: January 31, 1991
  • INCIDENT SUMMARY: A pipeline break resulted in the spill of over 74,000 gallons of crude oil. Oil entered the Santa Clara River near Interstate 5 and continued 15 miles downstream.
  • RESPONSIBLE PARTY: Exxon Mobil
  • NATURAL RESOURCE TRUSTEES: California Department of Fish and Wildlife; United States Fish and Wildlife Service.
  • RESOURCES IMPACTED: Fish (including the Unarmoured Threespine Stickleback); riparian vegetation; birds (294 collected); mammals (19 collected); other riparian and aquatic animals.
  • SETTLEMENT DETAILS: The trustees settled the NRDA portion of the case for $2.7 million.
  • STATUS OF RESTORATION: Restoration projects in progress and overseen by the Santa Clara River Trustee Council. The council administers funds from both the Exxon and ARCO Santa Clara River Spill settlements. Please see the ARCO Santa Clara River webpage for more details related to restoration activities in the Santa Clara River watershed.

Available Documents

Administrative Record

The ExxonMobile Santa Clara Trustee Council Administrative Record can be viewed at the U.S. Fish and Wildlife Service office located at 2493 Portola Road, Suite B, Ventura, CA 93003, telephone number (805) 644-1766.

Contact Information

Daniel Orr
Email: Daniel.Orr@wildlife.ca.gov
Phone: (916) 375-4862

Last update : 9/9/2021 4:26:52 PM

Contact Us

California Department of Fish and Wildlife (CDFW)
1416 9th Street, 12th Floor, Sacramento, CA 95814
Mailing: P.O. Box 944209, Sacramento, CA 94244-2090
(916) 445-0411 for General CDFW Information

Office of Spill Prevention and Response
Mailing: P.O. Box 944209, Sacramento, CA 94244-2090
(916) 375-8580 for OSPR Information

Report Oil Spills
(800) 852-7550 or (800) OILS-911

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