# PHMSA Hazmat Incident E-2018120404 — PETROLEUM CRUDE OIL — COUNTYLINE, OK

**Citation:** PHMSA Hazmat Incident E-2018120404  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2018-11-20  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 2018-11-20 in COUNTYLINE, OK.

## Document text

PHMSA hazardous materials incident report E-2018120404.
Incident date: 2018-11-20.
Location: COUNTYLINE, OK.
Mode: Highway.
Carrier/reporter: Red River Vehicle holding llc.
Shipper: GULFMARK ENERGY, INC..
Materials: UN1267; PETROLEUM CRUDE OIL; hazard class 3; 126 LGA released.
What failed: Vent.
How failed: Vented.
Reported failure causes: Overfilled.
Reported result: Spillage.
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=8rIzEYqIZcmuqk7OJqVEuQ%3D%3D>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `031258af7172ea874d4d1081844c456ae132b9a08670ac9cafcaf1fd2178c795`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-23T00:31:08.554Z
- Document slug: `phmsa-hazmat-incident-e-2018120404`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "E-2018120404",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": "https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=8rIzEYqIZcmuqk7OJqVEuQ%3D%3D",
  "rowCount": 1,
  "carrierReporterNames": [
    "Red River Vehicle holding llc"
  ],
  "shipperNames": [
    "GULFMARK ENERGY, INC."
  ],
  "routes": [
    "North Alma Deese Unit"
  ],
  "cities": [
    "COUNTYLINE"
  ],
  "states": [
    "OK"
  ],
  "originCities": [
    "Countyline"
  ],
  "modes": [
    "Highway"
  ],
  "materials": [
    {
      "identificationNumber": "UN1267",
      "commodityName": "PETROLEUM CRUDE OIL",
      "hazardousClass": "3",
      "quantityReleased": "126",
      "unitOfMeasure": "LGA"
    }
  ],
  "packages": [
    {
      "identificationMarkings": "DOT 407",
      "outerMaterial": "aLUMINUM",
      "outerType": null,
      "outerCapacity": "8400",
      "outerCapacityUnit": "LGA",
      "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"
}
```