{"operation":"document","citation":"PHMSA Report 20170062","title":"TENNESSEE GAS PIPELINE COMPANY — Gas transmission and gathering — incident on 2017-07-16","source_type":"incident","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":"2017-07-25","effective_on":"2017-07-16","summary":"Gas transmission and gathering incident in Not Within a Municipality, VICTORIA County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 14992 NATURAL GAS released, $2,500 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-478183d7754d7dfd382cc794.json","markdown":"https://regulus.evalyn.ai/document/phmsa-incident-478183d7754d7dfd382cc794.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-incident-478183d7754d7dfd382cc794","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 Not Within a Municipality, VICTORIA County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 14992 NATURAL GAS released, $2,500 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: 20170062.\n\nOperator ID: 19160.\n\nReported incident date: 7/16/2017 13:20.\n\nLocation detail: MILEPOST 13\n\nCause detail: MALFUNCTION OF CONTROL/RELIEF EQUIPMENT\n\nCause detail: NRC REPORT 1184248; 13:50; 07/16/2017; NRC UPDATE REPORT 1184422; 10:58; 07/18/2017; ON 07/16/2017; STATION 9 SHUTDOWN ON A HIGH LIQUID LEVEL ALARM; WHILE STATION OPERATOR WAS INVESTIGATING, BEFORE SYSTEM COULD BE BLOWN DOWN, A COMPRESSOR VALVE CAP LEAKED; NATURAL GAS WAS DETECTED BY GAS DETECTION SYSTEM; AS DESIGNED, AN ESD OCCURRED; STATION OPERATOR HEARD THE ESD IN PROGRESS; THE ACTUATOR OF A 24-INCH SUCTION SIDE VALVE FAILED TO CLOSE SAID VALVE; STATION OPERATOR MANUALLY CLOSED VALVE; 14,992 MCF OF NATURAL GAS WAS RELEASED TO ATMOSPHERE; STATION WAS IMMEDIATELY TAKEN OFF LINE; NECESSARY REPAIRS WERE MADE; STATION 9 RETURNED TO SERVICE ON 07/17/2017; APPROXIMATELY 18:30 HOURS; PIR OF THE 24-INCH YARD PIPING CONTAINING SAID VALVE IS 454 FEET;\n\nPHMSA trend classification: not significant, not serious.\n\nPHMSA standardized cause: EQUIPMENT FAILURE — MALFUNCTION OF CONTROL/RELIEF EQUIPMENT.\n\nPHMSA indexed costs: $51,575 reported total cost, $47,658.452 in 1984 dollars, $60,237.635 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":1788}