# ATMOS PIPELINE - TEXAS — Gas transmission and gathering — incident on 2012-03-27

**Citation:** PHMSA Report 20120041  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2012-03-27  
**Published:** 2012-04-24

Gas transmission and gathering incident in RIESEL, MCLENNAN County, TX. Reported cause: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 1020 NATURAL GAS released, $16,250 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 RIESEL, MCLENNAN County, TX. Reported cause: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 1020 NATURAL GAS released, $16,250 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: 20120041.

Operator ID: 31978.

Reported incident date: 3/27/2012 10:48.

Location detail: 466+82

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

Cause detail: ON 3-27-2012, COMPANY AND CONTRACT PERSONNEL WERE ON SITE PERFORMING ILI PIGGING OPERATIONS. DURING PIGGING OPERATIONS, THE PIPELINE FAILED 6,695 FEET DOWNSTREAM FROM RIESEL JUNCTION STATION. NO INJURIES OCCURRED, AND NO CUSTOMERS WERE AFFECTED AS A RESULT OF THE INCIDENT. IT WAS DETERMINED THAT THE FAILURE WAS CAUSED BY THE IMPACT OF THE INLINE INSPECTION TOOL AT THE MISALIGNMENT (HIGH/LOW) ON THE GIRTH WELD ON THE UPSTREAM SIDE. THE LINE WAS SHUT DOWN ON 3-27-2012 AND WAS NEVER PLACED BACK IN SERVICE. IT WAS CAPPED OFF AND ABANDONED ON 10-22-2012.

PHMSA trend classification: significant incident, not serious.

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

PHMSA indexed costs: $103,966 reported total cost, $56,280.822 in 1984 dollars, $133,513.311 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: `8d5fc36f3f87a58d9e8ec331d6926dadd8a5c0146ea092c0d75286d6202fb8da`
- Retrieved: 2026-08-20T03:30:32.010Z
- Exported: 2026-08-26T15:25:03.970Z
- Document slug: `phmsa-incident-bc29cf7853e6666c4fbad9fb`

### Source metadata

```json
{
  "recordKind": "pipeline_incident",
  "datasetType": "gas_transmission_gathering",
  "datasetLabel": "Gas transmission and gathering",
  "datasetPeriod": "January 2010 to present",
  "report": {
    "number": "20120041",
    "supplementalNumber": "33436",
    "type": "SUPPLEMENTAL FINAL",
    "receivedDate": "2012-04-24",
    "receivedDateRaw": "4/24/2012"
  },
  "operator": {
    "id": "31978",
    "name": "ATMOS PIPELINE - TEXAS"
  },
  "incident": {
    "date": "2012-03-27",
    "dateRaw": "3/27/2012 10:48"
  },
  "location": {
    "city": "RIESEL",
    "county": "MCLENNAN",
    "state": "TX",
    "postalCode": "76682",
    "latitude": 31.48491,
    "longitude": -96.95729,
    "type": "PIPELINE RIGHT-OF-WAY",
    "details": {
      "DESIGNATED_NAME": "466+82"
    },
    "facilityName": "ATMOS PIPELINE - TEXAS"
  },
  "cause": {
    "category": "MATERIAL FAILURE OF PIPE OR WELD",
    "details": {
      "CAUSE_DETAILS": "DESIGN-, CONSTRUCTION-, INSTALLATION-, OR FABRICATION-RELATED",
      "NARRATIVE": "ON 3-27-2012, COMPANY AND CONTRACT PERSONNEL WERE ON SITE PERFORMING ILI PIGGING OPERATIONS. DURING PIGGING OPERATIONS, THE PIPELINE FAILED 6,695 FEET DOWNSTREAM FROM RIESEL JUNCTION STATION. NO INJURIES OCCURRED, AND NO CUSTOMERS WERE AFFECTED AS A RESULT OF THE INCIDENT. IT WAS DETERMINED THAT THE FAILURE WAS CAUSED BY THE IMPACT OF THE INLINE INSPECTION TOOL AT THE MISALIGNMENT (HIGH/LOW) ON THE GIRTH WELD ON THE UPSTREAM SIDE. THE LINE WAS SHUT DOWN ON 3-27-2012 AND WAS NEVER PLACED BACK IN SERVICE. IT WAS CAPPED OFF AND ABANDONED ON 10-22-2012."
    }
  },
  "consequences": {
    "fatalities": 0,
    "injuries": 0,
    "commodity": "NATURAL GAS",
    "release": "1020",
    "propertyDamage": 16250,
    "estimatedOperatorCost": 0,
    "estimatedEmergencyCost": 2781,
    "estimatedEnvironmentalCost": null,
    "ignition": "NO",
    "explosion": null,
    "evacuated": 0,
    "raw": {
      "FATAL": "0",
      "INJURE": "0",
      "UNINTENTIONAL_RELEASE": "1020",
      "EST_COST_PROP_DAMAGE": "16250",
      "PRPTY": "103966"
    }
  },
  "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": 1728,
    "rowSha256": "5e15dbbf254b358c166b12a79c134941a4d6ecaef683883285c5a8bc3c8a635b"
  },
  "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": "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": 103966,
      "in1984Dollars": 56280.82220317125,
      "currentYearDollars": 133513.31094566596
    },
    "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": 264,
      "rowSha256": "0bcdc63159e468ad743a8f1de95fa4e24ea25adb562257666f8055d5d7c8a284"
    }
  },
  "jurisdiction": "US",
  "operatorName": "ATMOS PIPELINE - TEXAS"
}
```