# PHMSA Hazmat Incident X-2020080452 — LPG — KENOVA, WV

**Citation:** PHMSA Hazmat Incident X-2020080452  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2020-08-14  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 2020-08-14 in KENOVA, WV.

## Document text

PHMSA hazardous materials incident report X-2020080452.
Incident date: 2020-08-14.
Location: KENOVA, WV.
Mode: Rail.
Carrier/reporter: NORFOLK SOUTHERN CORPORATION.
Shipper: Marathon Petroleum Company.
Materials: UN1075; LPG; hazard class 2.1; 5 GCF released.
What failed: Pressure Relief Valve or Device - 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://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=zTww5K%2Fp6P99%2FLyeytAkAA%3D%3D>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `fcedc37f205492d5009aae844d609e81541b69bd936be58940d33436475fe71a`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-25T14:53:01.296Z
- Document slug: `phmsa-hazmat-incident-x-2020080452`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "X-2020080452",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": "https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=zTww5K%2Fp6P99%2FLyeytAkAA%3D%3D",
  "rowCount": 1,
  "carrierReporterNames": [
    "NORFOLK SOUTHERN CORPORATION"
  ],
  "shipperNames": [
    "Marathon Petroleum Company"
  ],
  "routes": [
    "N/A"
  ],
  "cities": [
    "KENOVA"
  ],
  "states": [
    "WV"
  ],
  "originCities": [],
  "modes": [
    "Rail"
  ],
  "materials": [
    {
      "identificationNumber": "UN1075",
      "commodityName": "LPG",
      "hazardousClass": "2.1",
      "quantityReleased": "5",
      "unitOfMeasure": "GCF"
    }
  ],
  "packages": [
    {
      "identificationMarkings": "105J400W",
      "outerMaterial": null,
      "outerType": null,
      "outerCapacity": "4543.91688",
      "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"
}
```