Menu
Contact Us Search

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 planning in progress.

Available Documents



Contact Information

Steve Hampton
Email: Steve.Hampton@wildlife.ca.gov
Phone: (916) 323-4724


Last update : 10/19/2017 2:42:51 AM