{"operation":"document","citation":"PHMSA Report 20150110","title":"TENNESSEE GAS PIPELINE COMPANY — Gas transmission and gathering — incident on 2015-08-03","source_type":"incident","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":"2015-09-02","effective_on":"2015-08-03","summary":"Gas transmission and gathering incident in FALFURRIAS, BROOKS County, TX. Reported cause: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 50740 NATURAL GAS released, $40,601 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: significant incident, not serious.","machine_formats":{"json":"https://regulus.evalyn.ai/document/phmsa-incident-6d1e18153733caf7802725d4.json","markdown":"https://regulus.evalyn.ai/document/phmsa-incident-6d1e18153733caf7802725d4.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-incident-6d1e18153733caf7802725d4","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 FALFURRIAS, BROOKS County, TX. Reported cause: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 50740 NATURAL GAS released, $40,601 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: 20150110.\n\nOperator ID: 19160.\n\nReported incident date: 8/3/2015 20:36.\n\nLocation detail: 403-1+51168\n\nCause detail: ENVIRONMENTAL CRACKING-RELATED\n\nCause detail: ON 08/03/2015 AT APPROXIMATELY 8:36PM TENNESSEE GAS PIPELINE (TGP) GAS CONTROL RECEIVED A PRESSURE RATE OF CHANGE CRITICAL ALARM ON LINE 400-1. THE GAS CONTROLLER CONTACTED TGP OPERATIONS TO DISPATCH PERSONNEL TO THE POSSIBLE LEAK SITE AND TAKE TGP STATION 1 OFFLINE. THE CONTROLLER ALSO CONFIRMED THAT LOCAL EMERGENCY RESPONDERS, INCLUDING THE BROOKS COUNTY SHERIFFS DEPARTMENT, WERE ON-SITE. OPERATIONS INITIATED EMERGENCY RESPONSE. THE 400-1 LINE FROM MAINLINE VALVE (MLV) 403-1 TO MLV 404-1 WAS ISOLATED AT 10:06PM AND THE ISOLATED SECTION WAS BLOWN DOWN TO A ZERO PRESSURE BY 10:15PM. THE FIRE MARSHAL EVACUATED HOMES AND TX DOT TEMPORARILY CLOSED HWY 285 FOR A 5 MILE DISTANCE EAST AND WEST UNTIL THE ISOLATED SEGMENT WAS BLOWN DOWN. THE METALLURGICAL REPORT CONCLUDED THAT THE CAUSE WAS HIGH PH STRESS CORROSION CRACKING.\n\nPHMSA trend classification: significant incident, not serious.\n\nPHMSA standardized cause: MATERIAL FAILURE OF PIPE OR WELD — ENVIRONMENTAL CRACKING-RELATED.\n\nPHMSA indexed costs: $191,498 reported total cost, $158,874.942 in 1984 dollars, $222,277.536 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":1865}