"DIAMOND SHAMROCK REFINING COMPANY, L.P."
hazardous_liquid Incident, , December 23, 2025
Incident Information
| Incident Date | December 23, 2025 |
| Operator | "DIAMOND SHAMROCK REFINING COMPANY, L.P." |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 28.45669, -98.19264 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | EXTERNAL CORROSION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $50,000 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON 12/23/2025 AT APPROXIMATELY 13:00 AN OPERATOR EMPLOYEE WAS PERFORMING AN INITIAL INTERNAL INSPECTION IN PREPARATION FOR THE FORMAL API 653 INTERNAL INSPECTION OF TANK TK-354. DURING THIS ACTIVITY, THREE TANK BOTTOM HOLES WERE IDENTIFIED. TK-354 HAD BEEN SUBJECT TO ROUTINE API 653 VISUAL INSPECTIONS ALONGSIDE MONTHLY OPERATION ROUNDS, AND NO EVIDENCE OF CRUDE OIL LEAKAGE HAD BEEN OBSERVED AT THE RING WALL DURING THOSE INSPECTIONS. FOLLOWING THE DISCOVERY, BOTTOM COUPONS WERE COLLECTED TO EVALUATE THE CONDITION OF THE TANK BOTTOM AND ASSESS THE IMPACT OF THE RELEASED PRODUCT. THE INSPECTION CONFIRMED THAT CRUDE OIL WAS PRESENT ALONG THE TANK FILL MATERIAL; HOWEVER, THE PRODUCT REMAINED CONTAINED WITHIN THE TANK BOUNDARY. NO ENVIRONMENTAL IMPACT TO SURROUNDING SOILS HAS BEEN IDENTIFIED AT THIS TIME. THE QUANTITY OF CRUDE RELEASED HAS NOT YET BEEN FULLY DETERMINED AND WILL REQUIRE FURTHER INVESTIGATION."
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.