BRIDGER PIPELINE LLC — Hazardous liquid gravity and reporting-regulated-only — incident on 2024-04-23

Hazardous liquid gravity and reporting-regulated-only incident in CASPER, CONVERSE County, WY. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 35 CRUDE OIL released, $0 reported property damage. Operator-reported incident data submitted to PHMSA, generally within 30 days. Records may be supplemented or corrected and do not represent final agency causal findings.

Report number: 20240042.

Operator ID: 31878.

Reported incident date: 4/23/2024 10:30.

Cause detail: INTERNAL CORROSION

Cause detail: ON APRIL 23, 2024 AT APPROXIMATELY 10:30 A.M. AN EMPLOYEE DISCOVERED A CRUDE OIL LEAK ON THE FINLEY DRAW TO EAST SALT CREEK 6" GATHERING PIPELINE. THE EMPLOYEE CONTACTED THE AREA SUPERVISOR AND MAINTENANCE CREW TO MOBILIZE THEM TO THE LOCATION. THE PIPELINE WAS ISOLATED BY MANUAL VALVES. MAINTENANCE CREW EMPLOYEES EXCAVATED THE PIPELINE, DETERMINED THE LEAK WAS DUE TO INTERNAL CORROSION AND MADE REPAIRS TO THE LINE. THE SEGMENT WAS RETURNED TO SERVICE THE SAME DAY. NO SURFACE WATER, GROUND WATER, OR WILDLIFE WAS IMPACTED BY THE RELEASE. APPROXIMATELY 20X50 FOOT AREA OF SOIL WAS CONTAMINATED. WYOMING DEPARTMENT OF ENVIRONMENTAL QUALITY NOTIFICATION IS DEQ REPORT # 240423-0000. CLEANUP OF THE AREA IS NOW COMPLETE, AND THE CONTAMINATED SOIL WAS MANAGED AND DISPOSED OF IN ACCORDANCE WITH WYOMING DEPARTMENT OF ENVIRONMENTAL QUALITY AND LANDOWNER REQUIREMENTS. LANDOWNER REQUESTED THAT CONTAMINATED SOIL WAS TO BE USED AS ROAD APPLICATION. THE ROAD APPLICATION WAS ON AN EXISTING LANDOWNER ACCESS ROAD, AND BRIDGER USED BOTH CONTAMINATED SOIL AND NEW GRAVEL TO COMPLETE THE ROAD WORK. ALL CONTAMINATED SOIL HAS BEEN FULLY REMOVED FROM THE LEAK SITE AND CLEAN FILL WAS USED FOR BACKFILL. FINAL RELEASE VOLUME, RECOVERED VOLUME, AND COST OF EMERGENCY RESPONSE HAS BEEN UPDATED.