{"operation":"document","citation":"PHMSA Report 20170097","title":"NORTHERN NATURAL GAS CO — Gas transmission and gathering — incident on 2017-09-27","source_type":"incident","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":"2017-10-26","effective_on":"2017-09-27","summary":"Gas transmission and gathering incident in Not Within a Municipality, PRATT County, KS. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 100 NATURAL GAS released, $95,982 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-698a20290bd21b5622b52bea.json","markdown":"https://regulus.evalyn.ai/document/phmsa-incident-698a20290bd21b5622b52bea.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-incident-698a20290bd21b5622b52bea","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, PRATT County, KS. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 100 NATURAL GAS released, $95,982 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: 20170097.\n\nOperator ID: 13750.\n\nReported incident date: 9/27/2017 16:14.\n\nLocation detail: 36.97\n\nCause detail: INTERNAL CORROSION\n\nCause detail: ON SEPTEMBER 27, 2017 WHILE CUNNINGHAM PERSONNEL WERE PERFORMING THE ROUTINE ANNUAL GAS LEAK SURVEY THEY FOUND ELEVATED GAS LEVELS IN THE AREA OF THE MAINLINE DRIP IDENTIFIED AS V-1030. FURTHER INVESTIGATION FOUND THAT THE 2-INCH DRAIN LINE FOR V-1030 HAD BEEN LEAKING. THE LINE WAS REMOVED FROM SERVICE AND ABANDONED. A NEW LINE WAS INSTALLED ON SEPTEMBER 30, 2017. THE ABANDONED 2-INCH PIPE WAS NEVER EXCAVATED OR EXAMINED FOR THE EXACT CAUSE OF THIS GRADE 3 LEAK. WE SUSPECT INTERNAL CORROSION.\n\nPHMSA trend classification: not significant, not serious.\n\nPHMSA standardized cause: CORROSION — INTERNAL.\n\nPHMSA indexed costs: $99,250 reported total cost, $49,974.564 in 1984 dollars, $119,357.464 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":1462}