ENTERPRISE PRODUCTS OPERATING LLC
hazardous_liquid Incident — — February 27, 2025
Incident Information
| Incident Date | February 27, 2025 |
| Operator | ENTERPRISE PRODUCTS OPERATING LLC |
| Commodity | HVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 29.03679, -95.37284 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | THREADED CONNECTION/COUPLING FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $150 |
| Emergency Response | $0 |
| Other Costs | $9,600 |
Location Map
Incident Narrative
"ON 02/27/2025 A RELEASE WAS DETECTED FROM THE NEW DOW STRATTON RIDGE TIE IN DURING THE COMMISSIONING OF DOW STRATTON RIDGE PGP LINE 21-B. LEAK STARTED AT 18:13 PM AND WAS ISOLATED AND BLED DOWN. LEAK STOPPED AT 18:55 PM. NO FIRE, INJURIES, ROAD CLOSURES, OR MEDIA ATTENTION HAS BEEN REPORTED. PRODUCT RELEASED WAS PROPYLENE AND THE CAUSE OF LEAK WAS UNKNOWN. DOW EMERGENCY RESPONSE WAS ACTIVATED AND ISOLATED THE LEAK SOURCE INSIDE THEIR FACILITY. A CONFERENCE CALL WAS CONDUCTED AT 18:50 PM AND AT THIS TIME THE LEAK WAS NOT AN NRC REPORTABLE INCIDENT BUT WAS REPORTED BY TRANSPORTATION COMPLIANCE TO THE TEXAS RAILROAD COMMISSION AT 19:04 PM DUE TO PRODUCT RELEASE GREATER THAN 5 GALLONS. AT 20:15 PM ANOTHER CONFERENCE CALL WAS HELD DUE TO ROAD CLOSURE AND SHELTER IN PLACE, AT THIS TIME THE ACCIDENT DEEMED SIGNIFICANT DUE TO THE ROAD CLOSURE. PIPELINE CONTROL NOTIFIED NRC (NRC#1424649) AT 20:35 PM, AND TRANSPORTATION COMPLIANCE NOTIFIED TEXAS RAILROAD COMMISSION WITH UPDATED INFORMATION. FOR FURTHER ANALYSIS, ENTERPRISE SENT THE FAILED FITTING TO A LAB. AS PER THE LAB ANALYSIS, THE MALE THREADS OF THE FITTING WERE SHEARED. THE ROOT CAUSE OF THE INCIDENT WAS DETERMINED TO BE IMPROPER INSTALLATION OF THE FITTING DUE TO NOT FOLLOWING MANUFACTURER'S INSTRUCTIONS. THE POPPET CHECK VALVE HAS BEEN REPLACED (WITH SOCKET WELDED VALVE) UTILIZING THE CORRECT STANDARD AND MANUFACTURER'S INSTRUCTIONS."
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.