DTM GAS STORAGE COMPANY
gas_transmission Incident — — November 21, 2025
Incident Information
| Incident Date | November 21, 2025 |
| Operator | DTM GAS STORAGE COMPANY |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 42.76853, -83.00664 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | NON-THREADED CONNECTION FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $700,000 |
| Emergency Response | $500 |
| Other Costs | $0 |
Location Map
Incident Narrative
"AFTER MAINTENANCE ACTIVITIES, WHERE A SECTION OF PIPING WAS ISOLATED FOR SAID ACTIVITIES, THE PIPING WAS GASSED IN AND LEAK CHECKED. A BELOW GRADE LEAK WAS FOUND DUE TO BUBBLES ESCAPING FROM THE GROUND INDICATING A GAS LEAK. THE LEAK WAS CONFIRMED TO BE NATURAL GAS AND WITHIN THE SAME SECTION OF PIPING THAT HAD JUST BEEN ISOLATED FOR MAINTENANCE. THE SAME SEGMENT WAS IMMEDIATELY ISOLATED AND DE-ENERGIZED. EXCAVATION TOOK PLACE TO DETERMINE THE SOURCE OF THE LEAK. AS THE EXCAVATION PROGRESSED, IT WAS DETERMINED THAT THE COST TO IDENTIFY THE LEAK WAS GOING TO EXCEED THE PART 191 PROPERTY DAMAGE REPORTING THRESHOLD AND AN INCIDENT WAS CALLED IN TO THE NRC. A LEAK WAS FOUND ON THE BOLTED BODY OF A 20"" VALVE. THE LEAK HAS BEEN REPAIRED."
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.