DCP MIDSTREAM, LP — Type R reporting-regulated gas gathering — incident on 2025-01-19

Type R reporting-regulated gas gathering incident in Not Within a Municipality, SEWARD County, KS. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 23440 NATURAL GAS released, $12,500 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: 20250003.

Operator ID: 31130.

Reported incident date: 1/19/2025 8:40.

Cause detail: INTERNAL CORROSION

Cause detail: ON JANUARY 19, 2025, AT APPROXIMATELY 8:40AM CST THE 16-03-121-01-16", A TYPE R PIPELINE, EXPERIENCED A FAILURE. RELEASE VOLUME DETERMINED TO EXCEED REPORTING THRESHOLD AND NRC NOTIFICATION MADE ACCORDINGLY. PIPE SAMPLES HAVE BEEN SENT TO A LABORATORY FOR ANALYSIS TO DETERMINE THE CAUSE. UPDATE - 5/16/2025 - NEW INFORMATION FOLLOWING THE INCIDENT A PIPE SAMPLE WAS SENT FOR LAB ANALYSIS; THE LAB ANALYSIS INDICATED THE PIPE IS 25,000 SMYS. RECORDS WERE UPDATED ACCORDINGLY, AND THE LINE HAS BEEN RECLASSIFIED AS TYPE C BASED ON OPERATING AT GREATER THAN 20 PERCENT OF SMYS. UPDATE - 5/19/2025 - AT REQUEST OF PHMSA INFORMATION IN PART G UPDATED TO REFLECT LAB ANALYSIS FINDING OF INTERNAL CORROSION AS CAUSE.