{"operation":"document","citation":"PHMSA Report 20180062","title":"ENABLE GAS TRANSMISSION, LLC — Gas transmission and gathering — incident on 2018-05-24","source_type":"incident","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":"2018-06-14","effective_on":"2018-05-24","summary":"Gas transmission and gathering incident in BRISCOE, HEMPHILL County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 13500 NATURAL GAS released, $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. PHMSA trend classification: not significant, not serious.","machine_formats":{"json":"https://regulus.evalyn.ai/document/phmsa-incident-3eb23d6f23044da6d1a03d25.json","markdown":"https://regulus.evalyn.ai/document/phmsa-incident-3eb23d6f23044da6d1a03d25.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-incident-3eb23d6f23044da6d1a03d25","source_url":"https://data.transportation.gov/api/views/27nc-rsge/files/2b05c2d8-d14a-4c56-ac1c-7d23a4bc31c8?download=true&filename=Gas%20Transmission%20%26%20Gathering%20Incident%20Data%20-%20January%202010%20to%20present.zip","body":"Gas transmission and gathering incident in BRISCOE, HEMPHILL County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 13500 NATURAL GAS released, $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.\n\nReport number: 20180062.\n\nOperator ID: 602.\n\nReported incident date: 5/24/2018 4:15.\n\nLocation detail: AD-23\n\nCause detail: MALFUNCTION OF CONTROL/RELIEF EQUIPMENT\n\nCause detail: ON MAY 24, 2018 AT 04:15 AN ENABLE O&M TECH WAS NOTIFIED BY PERSONNEL AT THE WOODALL PLANT THAT A RELIEF VALVE WAS GOING OFF ON LINE AD-23 IN HEMPHILL COUNTY, TEXAS. THE O&M TECHNICIAN ARRIVED AT THE METER STATION LOCATION AT 04:49 AND BACKED OFF THE RELIEF VALVE, LOCKED IT OUT, AND RESET IT. THE EVENT WAS COMPLETE AT 06:15. APPROXIMATELY 13.5 MMCF OF NATURAL GAS WAS RELEASED. NO INJURIES, NO DAMAGE TO COMPANY PROPERTY. NRC WAS NOTIFIED ON 5/24 (#1213124) AND A 48 HR. FOLLOW UP ON 5/25 (#1213192). UPON INVESTIGATION THE O&M TECHNICIAN DETERMINED THE SETPOINT (971 [PSIG) OF THE RELIEF VALVE HAD SHIFTED CAUSING THE RELEASE. THE RELIEF WAS RESET TO THE PROPER SETPOINT (999 PSIG) AND THE RELIEF WAS PLACED BACK INTO SERVICE. PRIOR TO THE INCIDENT, THE RELIEF VALVE WAS LAST INSPECTED IN JULY 2017.\n\nPHMSA trend classification: not significant, not serious.\n\nPHMSA standardized cause: EQUIPMENT FAILURE — MALFUNCTION OF CONTROL/RELIEF EQUIPMENT.\n\nPHMSA indexed costs: $40,107 reported total cost, $36,996.046 in 1984 dollars, $46,015.397 in current-year dollars.\n\nPHMSA trend flags, standardized causes, and indexed costs are analytical fields added to operator-reported incident data. They do not represent final agency causal findings.","truncated":false,"body_characters":1807}