# ALASKA PIPELINE CO — Gas transmission and gathering — incident on 2015-02-03

**Citation:** PHMSA Report 20150042  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2015-02-03  
**Published:** 2015-04-01

Gas transmission and gathering incident in Not Within a Municipality, KENAI PENINSULA BOROUGH County, AK. Reported cause: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 1300 NATURAL GAS released, $60,000 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.

## Document text

Gas transmission and gathering incident in Not Within a Municipality, KENAI PENINSULA BOROUGH County, AK. Reported cause: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 1300 NATURAL GAS released, $60,000 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: 20150042.

Operator ID: 207.

Reported incident date: 2/3/2015 16:09.

Location detail: MP46

Cause detail: DESIGN-, CONSTRUCTION-, INSTALLATION-, OR FABRICATION-RELATED

Cause detail: A PINHOLE LEAK WAS FOUND IN A GIRTH WELD DURING A ROUTING ANNUAL LEAK SURVEY. THE GAS LEAKAGE WAS MINIMAL. THE PIPELINE REMAINED IN SERVICE DURING A COLD SPELL, AND THEN IMMEDIATELY TAKEN OUT OF SERVICE. AFTER THE SECTION WAS REPLACED, IT WAS FOUND THAT THE WELD HAD AN INCOMPLETE ROOT PASS AND HAD A LESS THAN 3", HAIRLINE FRACTURE UNDERNEATH THE PINHOLE.

PHMSA trend classification: not significant, not serious.

PHMSA standardized cause: MATERIAL FAILURE OF PIPE OR WELD — CONSTRUCTION, INSTALLATION OR FABRICATION-RELATED.

PHMSA indexed costs: $68,300 reported total cost, $35,668.203 in 1984 dollars, $84,061.357 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: <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>
- Source ID: `phmsa-pipeline-incidents`
- SHA-256: `c5fb09285251bb04629f2f1c9a45e62ec16513a887ff8ff904cc2807930b763d`
- Retrieved: 2026-08-20T03:30:32.010Z
- Exported: 2026-08-27T13:41:18.235Z
- Document slug: `phmsa-incident-4f86eb607518e6c6e39f6dc1`

### Source metadata

```json
{
  "recordKind": "pipeline_incident",
  "datasetType": "gas_transmission_gathering",
  "datasetLabel": "Gas transmission and gathering",
  "datasetPeriod": "January 2010 to present",
  "report": {
    "number": "20150042",
    "supplementalNumber": "30088",
    "type": "SUPPLEMENTAL",
    "receivedDate": "2015-04-01",
    "receivedDateRaw": "4/1/2015"
  },
  "operator": {
    "id": "207",
    "name": "ALASKA PIPELINE CO"
  },
  "incident": {
    "date": "2015-02-03",
    "dateRaw": "2/3/2015 16:09"
  },
  "location": {
    "city": "Not Within a Municipality",
    "county": "KENAI PENINSULA BOROUGH",
    "state": "AK",
    "postalCode": "99572",
    "latitude": 60.713061,
    "longitude": -150.148634,
    "type": "PIPELINE RIGHT-OF-WAY",
    "details": {
      "DESIGNATED_NAME": "MP46"
    },
    "facilityName": "B\"-LINE"
  },
  "cause": {
    "category": "MATERIAL FAILURE OF PIPE OR WELD",
    "details": {
      "CAUSE_DETAILS": "DESIGN-, CONSTRUCTION-, INSTALLATION-, OR FABRICATION-RELATED",
      "NARRATIVE": "A PINHOLE LEAK WAS FOUND IN A GIRTH WELD DURING A ROUTING ANNUAL LEAK SURVEY. THE GAS LEAKAGE WAS MINIMAL. THE PIPELINE REMAINED IN SERVICE DURING A COLD SPELL, AND THEN IMMEDIATELY TAKEN OUT OF SERVICE. AFTER THE SECTION WAS REPLACED, IT WAS FOUND THAT THE WELD HAD AN INCOMPLETE ROOT PASS AND HAD A LESS THAN 3\", HAIRLINE FRACTURE UNDERNEATH THE PINHOLE."
    }
  },
  "consequences": {
    "fatalities": 0,
    "injuries": 0,
    "commodity": "NATURAL GAS",
    "release": "1300",
    "propertyDamage": 60000,
    "estimatedOperatorCost": 0,
    "estimatedEmergencyCost": 5000,
    "estimatedEnvironmentalCost": null,
    "ignition": "NO",
    "explosion": "NO",
    "evacuated": 0,
    "raw": {
      "FATAL": "0",
      "INJURE": "0",
      "UNINTENTIONAL_RELEASE": "1300",
      "EST_COST_PROP_DAMAGE": "60000",
      "PRPTY": "68300"
    }
  },
  "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": 1368,
    "rowSha256": "b903567f52a8b70373c91772356a0c6d4e4ded6de6313ab9bd103a7f398271f1"
  },
  "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": false,
      "serious": false
    },
    "standardizedCause": {
      "sevenCategory": "MATERIAL/WELD/EQUIP FAILURE",
      "sevenSubcategory": "CONSTRUCTION, INSTALLATION OR FABRICATION-RELATED",
      "eightCategory": "MATERIAL FAILURE OF PIPE OR WELD",
      "eightSubcategory": "CONSTRUCTION, INSTALLATION OR FABRICATION-RELATED"
    },
    "costs": {
      "reported": 68300,
      "in1984Dollars": 35668.20280670594,
      "currentYearDollars": 84061.35695015891
    },
    "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": 641,
      "rowSha256": "bfad7b9e62158228d5ec4e29f7626840bae95183c76075e4974b82bd8b8d5f47"
    }
  },
  "jurisdiction": "US",
  "operatorName": "ALASKA PIPELINE CO"
}
```