# SUNOCO PIPELINE L.P. — Hazardous liquid — incident on 2015-10-29

**Citation:** PHMSA Report 20150425  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2015-10-29  
**Published:** 2015-11-24

Hazardous liquid incident in LIBERTY, LIBERTY County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 0.36 CRUDE OIL released, $1,000 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

Hazardous liquid incident in LIBERTY, LIBERTY County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 0.36 CRUDE OIL released, $1,000 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: 20150425.

Operator ID: 18718.

Reported incident date: 10/29/2015 11:30.

Location detail: 0+00

Cause detail: NON-THREADED CONNECTION FAILURE

Cause detail: ON 10/29/2015 OPERATION PERSONNEL DISCOVERED A RELEASE AROUND A BURIED VALVE ON THE HUMBLE TO LIBERTY 6" LINE SEGMENT. EXCAVATION AROUND THE VALVE REVEALED A FAILURE OF THE VALVE PACKING. THE VALVE HAS BEEN REMOVED, THE LINE BLINDED AND ASSOCIATED DEAD LEG PIPING REMOVED.

PHMSA trend classification: not significant, not serious.

PHMSA standardized cause: EQUIPMENT FAILURE — NON-THREADED CONNECTION FAILURE.

PHMSA indexed costs: $1,000 reported total cost, $501.667 in 1984 dollars, $1,235.451 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/1d547e17-2be1-4a32-9958-a1d5a946ade9?download=true&filename=Hazardous%20Liquid%20Accident%20Data%20-%20January%202010%20to%20present.zip>
- Source ID: `phmsa-pipeline-incidents`
- SHA-256: `fb49a0a2433b5259b0d6952df3b51850d4392ab1ec3bdaea8dd4aa7a96f9e850`
- Retrieved: 2026-08-20T03:30:32.010Z
- Exported: 2026-08-22T15:37:46.953Z
- Document slug: `phmsa-incident-032db68bb2e98804d5874b0f`

### Source metadata

```json
{
  "recordKind": "pipeline_incident",
  "datasetType": "hazardous_liquid",
  "datasetLabel": "Hazardous liquid",
  "datasetPeriod": "January 2010 to present",
  "report": {
    "number": "20150425",
    "supplementalNumber": "21205",
    "type": "SUPPLEMENTAL FINAL",
    "receivedDate": "2015-11-24",
    "receivedDateRaw": "11/24/2015"
  },
  "operator": {
    "id": "18718",
    "name": "SUNOCO PIPELINE L.P."
  },
  "incident": {
    "date": "2015-10-29",
    "dateRaw": "10/29/2015 11:30"
  },
  "location": {
    "city": "LIBERTY",
    "county": "LIBERTY",
    "state": "TX",
    "postalCode": "77575",
    "latitude": 30.07313,
    "longitude": -94.78327,
    "type": "TOTALLY CONTAINED ON OPERATOR-CONTROLLED PROPERTY",
    "details": {
      "DESIGNATED_NAME": "0+00"
    },
    "facilityName": "LIBERTY STATION"
  },
  "cause": {
    "category": "EQUIPMENT FAILURE",
    "details": {
      "CAUSE_DETAILS": "NON-THREADED CONNECTION FAILURE",
      "NARRATIVE": "ON 10/29/2015 OPERATION PERSONNEL DISCOVERED A RELEASE AROUND A BURIED VALVE ON THE HUMBLE TO LIBERTY 6\" LINE SEGMENT. EXCAVATION AROUND THE VALVE REVEALED A FAILURE OF THE VALVE PACKING. THE VALVE HAS BEEN REMOVED, THE LINE BLINDED AND ASSOCIATED DEAD LEG PIPING REMOVED."
    }
  },
  "consequences": {
    "fatalities": 0,
    "injuries": 0,
    "commodity": "CRUDE OIL",
    "release": "0.36",
    "propertyDamage": 1000,
    "estimatedOperatorCost": 0,
    "estimatedEmergencyCost": 0,
    "estimatedEnvironmentalCost": 0,
    "ignition": "NO",
    "explosion": "NO",
    "evacuated": 0,
    "raw": {
      "FATAL": "0",
      "INJURE": "0",
      "UNINTENTIONAL_RELEASE_BBLS": "0.36",
      "EST_COST_PROP_DAMAGE": "1000",
      "PRPTY": "1000"
    }
  },
  "provenance": {
    "viewId": "27nc-rsge",
    "viewUrl": "https://data.transportation.gov/api/views/27nc-rsge",
    "assetId": "1d547e17-2be1-4a32-9958-a1d5a946ade9",
    "archiveFilename": "Hazardous Liquid Accident Data - January 2010 to present.zip",
    "archiveSha256": "5aaa1a31834a0503acfdfc82172d9ff3483b480019cec1605ebb8e15d0040f0d",
    "memberPath": "accident_hazardous_liquid_jan2010_present.txt",
    "memberSha256": "2af519107224bbd22874e67c65f6aa526073a297b2b30104b711d071680488a4",
    "rowNumber": 3535,
    "rowSha256": "6e01f4c80653516bfd7e382aebfd80a1b5fbacf7a7eee0066edaf58e3e06b58c"
  },
  "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": "NON-THREADED CONNECTION FAILURE",
      "eightCategory": "EQUIPMENT FAILURE",
      "eightSubcategory": "NON-THREADED CONNECTION FAILURE"
    },
    "costs": {
      "reported": 1000,
      "in1984Dollars": 501.666825411944,
      "currentYearDollars": 1235.450995332889
    },
    "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": "hl2010toPresent.xlsx",
      "sheet": "hl2010toPresent",
      "rowNumber": 2293,
      "rowSha256": "264e4919f467e3e3dcce887a98ed46338990fafd0f758fe9cefd13ab5e5a8af2"
    }
  },
  "jurisdiction": "US",
  "operatorName": "SUNOCO PIPELINE L.P."
}
```