ENTERPRISE PRODUCTS OPERATING LLC

hazardous_liquid Incident — — April 16, 2012

Incident Information

Incident DateApril 16, 2012
OperatorENTERPRISE PRODUCTS OPERATING LLC
CommodityHVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI
Pipeline Typehazardous_liquid

Location

State
Coordinates29.06023, -95.35066

Cause

CauseEQUIPMENT FAILURE
SubcauseTHREADED CONNECTION/COUPLING FAILURE

Casualties

Fatalities0
Injuries0

Costs

Property Damage$1,000
Emergency Response$25,000
Other Costs$0

Location Map

Incident Narrative

"LAND OWNER NOTICE BUBBLES COMING UP OUT OF THE GROUND IN HIS PASTURE. THIS HAPPENED AT 6:00 PM ON APRIL 16,2012. THE LOCATION WAS JUST OUTSIDE OF STRATTON RIDGE STATION AT MP 554.7 PIPELINE OPERATIONS ARRIVED ON SCENE AT 6:05 PM THE LEAK WAS EXCAVATED AND FOUND THAT THE BLEEDER VALVE USED ON A SPLIT ""T"" BLIND FLANGE WAS LEAKING THROUGH THE THREADS. THE AREA BETWEEN THE COMPLETION PLUG ON THE SPLIT ""T"" AND THE BLIND FLANGED DID NOT BLOW DOWN. THE BLEEDER VALVE WAS TIGHTENED UP AND THE LEAK REDUCED TO A MINOR SEEP. A TOR WAS THEN WELDED ONTO THE BLIND THUS ENCAPLSULATING THE BLEEDER VALVE. THE TOR WAS THEN PLUGGED AND CAPPED. SERVICE WAS RESUMED ON APRIL 17, 2012 AT 9:30 AM. FINAL SOIL REMEDIATION WAS COMPLETED 9/24/2012 AND HE LINE WAS BACKFILLED. NO FURTHER ACTIONS WILL BE NECESSARY. APPROXIMATELY 3 BBL OF Y-GRADE WAS RELEASED."

About This Pipeline Incident

Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.

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