DCP MIDSTREAM

gas_transmission Incident —

Incident Information

Report Date
OperatorDCP MIDSTREAM
Commodity—
Pipeline Typegas_transmission

Location

State
Coordinates28.32185, -98.19723

Cause

CauseCORROSION FAILURE
Subcause—

Casualties

Fatalities0
Injuries0

Costs

Property Damage
Lost Commodity
Public/Private Damage
Emergency Response
Environmental Remediation
Other Costs

Location Map

Incident Narrative

AT APPROXIMATELY 5:40 PM ON 5/18/2023 A DCP FIELD TECH RECEIVED NOTIFICATION FROM A LANDOWNER EMPLOYEE ABOUT A POSSIBLE PIPELINE RUPTURE. PIPELINE TECH IMMEDIATELY CALLED HIS SUPERVISOR TO ADVISE, AS A PRECAUTIONARY MEASURE, SUPERVISOR IMMEDIATELY DISPATCHED ALL AVAILABLE FIELD TECHS TO ISOLATE GAS GATHERING PIPELINE IN THE LIVE OAK GATHERING SYSTEM, FIELD TECHS COMPLETED ISOLATION OF THE ENTIRE SECTION BY APPROXIMATELY 6:13 PM, RUPTURE SITE WAS CONFIRMED AT APPROXIMATELY 6:41 PM. LINE IS REPAIRED AND RETURNED TO SERVICE. METALLURGICAL INVESTIGATION IS COMPLETED AND INDICATES INTERNAL CORROSION CAUSED BY WATER DROPOUT. 7/20/2023- AS PER PHMSA REQUEST, UPDATED THE FOLLOWING: PART A4- CHANGED CRITERIA MET TIME TO 17:40 PART D7A- UPDATED PROPERTY DAMAGE TO 1500.00. PART D7B- NO CHANGES, OPERATOR DAMAGE AND REPAIRS ESTIMATE ACCURATE. PART D7D- UPDATED METALLURGICAL COST TO 18,750.00 PART D7E- NO CHANGE, CONFIRMED, $0.23 PER MCF AS ACCURATE FIGURE. PART G1- CORROSION FAILURE UPDATED AS PER METALLURGICAL ANALYSIS RESULTS. PART J1- REMOVED PREVIOUS RUN YEAR, NO PREVIOUS RUNS. 7-27-2023- AS PER PHMSA REQUEST, UPDATED THE FOLLOWING: PART C6- CHANGED ORIENTATION FROM ""OTHER"" TO ""LONGITUDINAL"". PART D7E- COST OF GAS LOST CHANGED TO REFLECT SPOT MARKET PRICE PER PHMSA COMMENT.

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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