Pipeline Leak into Los Angeles River; East Los Angeles, California

Cesar E Chavez / Humphreys, East Los Angeles, CA 90022, USA | 2026-May-22

Initial Notification: On May 22, 2026, the NOAA Scientific Support Coordinator (SSC) was notified by California Office of Spill Prevention and Response (OSPR) that a crude oil pipeline was ruptured during construction activities. An unknown quantity of oil has reached the Los Angeles River. U.S. Coast Guard (USCG) Sector Los Angeles/Long Beach is monitoring the situation, but for now, the discharge remains outside of USCG jurisdiction. The NOAA SSC remains in contact with USCG. No immediate assistance from NOAA has been requested.