EXPLORER PIPELINE CO — Hazardous liquid — incident on 2012-05-08

Hazardous liquid incident in GERALD, FRANKLIN County, MO. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 0.71 REFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID AT AMBIENT CONDITIONS released, $16,000 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: 20120170.

Operator ID: 4805.

Reported incident date: 5/8/2012 7:04.

Location detail: 316.5

Cause detail: OTHER EQUIPMENT FAILURE

Cause detail: ON MAY 8, 2012 AT APPROXIMATELY 07:00 AN EMPLOYEE NOTED THAT AN ALTERNATE SUCTION VALVE AT THE GERALD, MISSOURI PUMP STATION WAS LEAKING FROM THE TOP OF THE YOKE TUBE. THE VALVE INVOLVED WAS CLOSED AT THE TIME THE LEAK WAS IDENTIFIED AS WELL AS THE PUMP STATION WAS ISOLATED. THE EMPLOYEE REQUESTED THE PIPELINE SHUT DOWN AT 07:04 AND RESPONDED TO THE VALVE. THE SOURCE OF THE LEAK WAS A SNAP RING THAT HAD BROKEN AND ALLOWED THE VALVE PACKING TO EXTRUDE AND PRODUCT INTO THE YOKE TUBE. THE VALVE WAS REPAIRED AND ALL THE IMPACTED SOIL WAS TESTED, EXCAVATED AND PROPERLY MANAGED. REPORT WAS SUPPLMENTED TO ACCOUNT FOR QUESTION E5F.

PHMSA trend classification: not significant, not serious.

PHMSA standardized cause: EQUIPMENT FAILURE — OTHER EQUIPMENT FAILURE.

PHMSA indexed costs: $24,525 reported total cost, $12,917.318 in 1984 dollars, $31,811.378 in current-year dollars.

PHMSA trend flags, standardized causes, and indexed costs are analytical fields added to operator-reported incident data. They do not represent final agency causal findings.