# PHMSA Hazmat Incident I-2006070235 — CHLORINE — AUSTIN, TX

**Citation:** PHMSA Hazmat Incident I-2006070235  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2006-05-25  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 2006-05-25 in AUSTIN, TX.

## Document text

PHMSA hazardous materials incident report I-2006070235.
Incident date: 2006-05-25.
Location: AUSTIN, TX.
Mode: Highway.
Carrier/reporter: C T L DISTRIBUTION INC.
Shipper: ALTIVIA INC.
Materials: UN1017; CHLORINE; hazard class 2.3; 76.866 GCF released.
What failed: Pressure Relief Valve or Device - Non-Reclosing.
How failed: Vented.
Reported failure causes: Over-pressurized.
Reported result: Vapor(Gas) Dispersion.
Reporter-submitted DOT Form 5800.1 data may be incomplete, corrected, supplemented, or misreported. A record, serious-incident classification, failure description, or relationship to a reporting rule is not a PHMSA causal finding, compliance determination, or finding of a violation.

## Provenance

- Official: Yes
- Source: <https://portalpublic.phmsa.dot.gov/analytics/saw.dll?Portal?PortalPath=/shared/Public%20Website%20Pages/_portal/Hazmat%20Incident%20Report%20Search>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `e3167d38c17ffb043228b6c1c6b17dceee0724f48474120934c1477d498a266f`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-27T08:35:33.323Z
- Document slug: `phmsa-hazmat-incident-i-2006070235`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "I-2006070235",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": null,
  "rowCount": 1,
  "carrierReporterNames": [
    "C T L DISTRIBUTION INC"
  ],
  "shipperNames": [
    "ALTIVIA INC"
  ],
  "routes": [
    "HIGHWAY"
  ],
  "cities": [
    "AUSTIN"
  ],
  "states": [
    "TX"
  ],
  "originCities": [],
  "modes": [
    "Highway"
  ],
  "materials": [
    {
      "identificationNumber": "UN1017",
      "commodityName": "CHLORINE",
      "hazardousClass": "2.3",
      "quantityReleased": "76.866",
      "unitOfMeasure": "GCF"
    }
  ],
  "packages": [
    {
      "identificationMarkings": "MC331",
      "outerMaterial": "STEEL",
      "outerType": null,
      "outerCapacity": "507.984",
      "outerCapacityUnit": "GCF",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": null,
      "innerType": null,
      "innerCapacity": "0",
      "innerCapacityUnit": null,
      "innerShipmentCount": "0",
      "innerFailedCount": "0"
    }
  ],
  "reportingRuleContext": [
    "171.15",
    "171.16"
  ],
  "caveat": "Reporter-submitted DOT Form 5800.1 data may be incomplete, corrected, supplemented, or misreported. A record, serious-incident classification, failure description, or relationship to a reporting rule is not a PHMSA causal finding, compliance determination, or finding of a violation.",
  "privacyCaveat": "The public CSV excludes preparer contact fields. Event Description is intentionally excluded from normalized records and search output to reduce incidental personal-information risk.",
  "jurisdiction": "US"
}
```