# SOUTHWEST GAS CORP — Gas transmission and gathering — incident on 2015-05-07 **Citation:** PHMSA Report 20150073 **Type / status:** incident / historical **Agency:** Pipeline and Hazardous Materials Safety Administration **Effective:** 2015-05-07 **Published:** 2015-06-03 Gas transmission and gathering incident in LAUGHLIN, CLARK County, NV. Reported cause: OTHER OUTSIDE FORCE DAMAGE. Reported consequences: 0 fatalities, 0 injuries, 0 NATURAL GAS released, $98,737 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. ## Document text Gas transmission and gathering incident in LAUGHLIN, CLARK County, NV. Reported cause: OTHER OUTSIDE FORCE DAMAGE. Reported consequences: 0 fatalities, 0 injuries, 0 NATURAL GAS released, $98,737 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. Report number: 20150073. Operator ID: 18536. Reported incident date: 5/7/2015 2:35. Location detail: 4 Cause detail: DAMAGE BY CAR, TRUCK, OR OTHER MOTORIZED VEHICLE/EQUIPMENT NOT ENGAGED IN EXCAVATION Cause detail: A VEHICLE OPERATED BY A THIRD PARTY STRUCK SECURITY FENCING AND HIT A SOUTHWEST GAS ABOVE GROUND REGULATOR/METERING STATION LOCATED ADJACENT TO NEEDLES HIGHWAY, JUST NORTH OF MILE POST 4 IN LAUGHLIN, NEVADA, THE FACILITY SUFFERED IRREPARABLE DAMAGE TO A 16-INCH VALVE OPERATOR AND STEM ASSEMBLY. THE ESTIMATED COSTS OF SOUTHWEST GAS' EMERGENCY RESPONSE AND FACILITY REPAIR RESULTED IN THE INCIDENT MEETING PHMSA/DOT NOTIFICATION CRITERIA. PART A, 15: GAS FACILITIES HAVE BEEN SECURED, BUT MAY REQUIRE SHUT DOWN FOR REPLACEMENT ONCE NEW MATERIALS HAVE BEEN RECEIVED FROM SUPPLIER. PART C, 6 TYPE OF INCIDENT: LEAK/OTHER - THE SOURCE OF THE LEAK WAS A BROKEN GREASE FITTING THAT RESULTED FROM THE DAMAGE TO THE STEM ASSEMBLY. SUPPLEMENTAL: SUPPLEMENTAL REPORT FILED TO UPDATE FINAL REPAIR COST INFORMATION INITIALLY ESTIMATED IN PART D, 7 - ESTIMATED PROPERTY DAMAGE. PHMSA trend classification: significant incident, not serious. PHMSA standardized cause: OTHER OUTSIDE FORCE DAMAGE — VEHICLE NOT ENGAGED IN EXCAVATION. PHMSA indexed costs: $109,794 reported total cost, $55,781.336 in 1984 dollars, $135,485.327 in current-year dollars. PHMSA trend flags, standardized causes, and indexed costs are analytical fields added to operator-reported incident data. They do not represent final agency causal findings. ## Provenance - Official: Yes - Source: - Source ID: `phmsa-pipeline-incidents` - SHA-256: `86e487a3dc24d0d95885e661077544eae8849e40f78cb683d3c276ee34c7c95c` - Retrieved: 2026-08-20T03:30:32.010Z - Exported: 2026-08-24T05:29:59.041Z - Document slug: `phmsa-incident-7ddfcdc43ec0c61220904997` ### Source metadata ```json { "recordKind": "pipeline_incident", "datasetType": "gas_transmission_gathering", "datasetLabel": "Gas transmission and gathering", "datasetPeriod": "January 2010 to present", "report": { "number": "20150073", "supplementalNumber": "17149", "type": "SUPPLEMENTAL FINAL", "receivedDate": "2015-06-03", "receivedDateRaw": "6/3/2015" }, "operator": { "id": "18536", "name": "SOUTHWEST GAS CORP" }, "incident": { "date": "2015-05-07", "dateRaw": "5/7/2015 2:35" }, "location": { "city": "LAUGHLIN", "county": "CLARK", "state": "NV", "postalCode": "89029", "latitude": 35.09392, "longitude": -114.646, "type": "OPERATOR-CONTROLLED PROPERTY", "details": { "DESIGNATED_NAME": "4" }, "facilityName": "FORT_MOHAVE_720_SYS" }, "cause": { "category": "OTHER OUTSIDE FORCE DAMAGE", "details": { "CAUSE_DETAILS": "DAMAGE BY CAR, TRUCK, OR OTHER MOTORIZED VEHICLE/EQUIPMENT NOT ENGAGED IN EXCAVATION", "NARRATIVE": "A VEHICLE OPERATED BY A THIRD PARTY STRUCK SECURITY FENCING AND HIT A SOUTHWEST GAS ABOVE GROUND REGULATOR/METERING STATION LOCATED ADJACENT TO NEEDLES HIGHWAY, JUST NORTH OF MILE POST 4 IN LAUGHLIN, NEVADA, THE FACILITY SUFFERED IRREPARABLE DAMAGE TO A 16-INCH VALVE OPERATOR AND STEM ASSEMBLY. THE ESTIMATED COSTS OF SOUTHWEST GAS' EMERGENCY RESPONSE AND FACILITY REPAIR RESULTED IN THE INCIDENT MEETING PHMSA/DOT NOTIFICATION CRITERIA. PART A, 15: GAS FACILITIES HAVE BEEN SECURED, BUT MAY REQUIRE SHUT DOWN FOR REPLACEMENT ONCE NEW MATERIALS HAVE BEEN RECEIVED FROM SUPPLIER. PART C, 6 TYPE OF INCIDENT: LEAK/OTHER - THE SOURCE OF THE LEAK WAS A BROKEN GREASE FITTING THAT RESULTED FROM THE DAMAGE TO THE STEM ASSEMBLY. SUPPLEMENTAL: SUPPLEMENTAL REPORT FILED TO UPDATE FINAL REPAIR COST INFORMATION INITIALLY ESTIMATED IN PART D, 7 - ESTIMATED PROPERTY DAMAGE." } }, "consequences": { "fatalities": 0, "injuries": 0, "commodity": "NATURAL GAS", "release": "0", "propertyDamage": 98737, "estimatedOperatorCost": 0, "estimatedEmergencyCost": 9409, "estimatedEnvironmentalCost": null, "ignition": "NO", "explosion": "NO", "evacuated": 0, "raw": { "FATAL": "0", "INJURE": "0", "UNINTENTIONAL_RELEASE": "0", "EST_COST_PROP_DAMAGE": "98737", "PRPTY": "109794" } }, "provenance": { "viewId": "27nc-rsge", "viewUrl": "https://data.transportation.gov/api/views/27nc-rsge", "assetId": "2b05c2d8-d14a-4c56-ac1c-7d23a4bc31c8", "archiveFilename": "Gas Transmission & Gathering Incident Data - January 2010 to present.zip", "archiveSha256": "fe0b136ca4b00ac987a8bc2e195098accf910d97512c5fc3b59e62d9da5f674e", "memberPath": "incident_gas_transmission_gathering_jan2010_present.txt", "memberSha256": "b435f2a25718cf54c54e00294e6788c4f9c6860e02fb86355e75d294c243c4dd", "rowNumber": 1319, "rowSha256": "5c605ede4b8b027930300d385bea9e344436d8e932fdf4fa2df7a656eeb16b9e" }, "caveat": "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.", "operatorReported": true, "finalAgencyFinding": false, "flaggedAnalysis": { "dataAsOf": "2026-07-31", "flags": { "fireFirst": null, "significant": true, "serious": false }, "standardizedCause": { "sevenCategory": "OTHER OUTSIDE FORCE DAMAGE", "sevenSubcategory": "VEHICLE NOT ENGAGED IN EXCAVATION", "eightCategory": "OTHER OUTSIDE FORCE DAMAGE", "eightSubcategory": "VEHICLE NOT ENGAGED IN EXCAVATION" }, "costs": { "reported": 109794, "in1984Dollars": 55781.33561837099, "currentYearDollars": 135485.327472726 }, "caveat": "PHMSA trend flags, standardized causes, and indexed costs are analytical fields added to operator-reported incident data. They do not represent final agency causal findings.", "provenance": { "sourceUrl": "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/data_statistics/pipeline/PHMSA_Pipeline_Safety_Flagged_Incidents.zip", "landingPageUrl": "https://www.phmsa.dot.gov/data-and-statistics/pipeline/pipeline-incident-flagged-files", "catalogUrl": "https://data.transportation.gov/Pipelines-and-Hazmat/Pipeline-Incident-Flagged-Files/qdme-9bbm", "retrievalMode": "official_live", "archivedAt": null, "archiveSha256": "317e6a3e16d60b9b677efe391dc40258b5dd7ead83fb8bea74cb553cedfbbdec", "workbook": "gtggungs2010toPresent.xlsx", "sheet": "gtggungs2010toPresent", "rowNumber": 672, "rowSha256": "8d3a7e3708cc11ed8e011e9f47822e992dc1918f542b893d5ae01644927412d7" } }, "jurisdiction": "US", "operatorName": "SOUTHWEST GAS CORP" } ```