# PHMSA Hazmat Incident I-2016080006 — AMMONIA ANHYDROUS — BIG CABIN, OK

**Citation:** PHMSA Hazmat Incident I-2016080006  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2016-03-26  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 2016-03-26 in BIG CABIN, OK.

## Document text

PHMSA hazardous materials incident report I-2016080006.
Incident date: 2016-03-26.
Location: BIG CABIN, OK.
Mode: Highway.
Carrier/reporter: ACORD TRANSPORTATION, INC..
Shipper: PRYOR CHEMICAL COMPANY.
Materials: UN1005; AMMONIA ANHYDROUS; hazard class 2.2; 0 GCF released.
What failed: O-Ring or Seals.
How failed: Leaked.
Reported failure causes: Deterioration or Aging.
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://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=FP3ZpPhirK6Lma45qe8Ivg%3D%3D>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `03816d90d2b41ba35b4df1461734068fb1561556c9388851402751b9530cf68c`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-26T13:47:34.376Z
- Document slug: `phmsa-hazmat-incident-i-2016080006`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "I-2016080006",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": "https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=FP3ZpPhirK6Lma45qe8Ivg%3D%3D",
  "rowCount": 1,
  "carrierReporterNames": [
    "ACORD TRANSPORTATION, INC."
  ],
  "shipperNames": [
    "PRYOR CHEMICAL COMPANY"
  ],
  "routes": [
    "31209 SOUTH HWY 69"
  ],
  "cities": [
    "BIG CABIN"
  ],
  "states": [
    "OK"
  ],
  "originCities": [
    "PRYOR"
  ],
  "modes": [
    "Highway"
  ],
  "materials": [
    {
      "identificationNumber": "UN1005",
      "commodityName": "AMMONIA ANHYDROUS",
      "hazardousClass": "2.2",
      "quantityReleased": "0",
      "unitOfMeasure": "GCF"
    }
  ],
  "packages": [
    {
      "identificationMarkings": "NO MARKINGS GIVEN",
      "outerMaterial": "SA 517-E",
      "outerType": null,
      "outerCapacity": "0",
      "outerCapacityUnit": null,
      "outerShipmentCount": "0",
      "outerFailedCount": "0",
      "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"
}
```