# PHMSA Hazmat Incident I-1989080235 — ACRYLONITRILE, STABILIZED — FREELAND, MI

**Citation:** PHMSA Hazmat Incident I-1989080235  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 1989-07-22  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 1989-07-22 in FREELAND, MI.

## Document text

PHMSA hazardous materials incident report I-1989080235.
Incident date: 1989-07-22.
Location: FREELAND, MI.
Mode: Rail.
Carrier/reporter: CSX TRANSPORTATION.
Shipper: CHEVRON CHEMICAL CO / DOW CORNING CORP / DUPONT CHEM / HOECHST CELANESE / ROHM & HAAS CO.
Materials: UN1093; ACRYLONITRILE, STABILIZED; hazard class 3; 1 LGA released | UN1255; NAPHTHA, PETROLEUM; hazard class 2.0; 1 LGA released | UN1993; FLAMMABLE LIQUIDS, N.O.S.; hazard class 3; 20300 LGA released | UN2055; STYRENE MONOMER, STABILIZED; hazard class 3; 20 LGA released | UN2213; PARAFORMALDEHYDE; hazard class 4.1; 300 SLB released | UN2218; ACRYLIC ACID, STABILIZED; hazard class 8; 16900 LGA released.
Reported failure causes: Derailment; Fire, Temperature, or Heat; Vehicular Crash or Accident Damage.
Reported result: Fire.
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=T2Za%2BIH3rLSge1Icbo%2FHIA%3D%3D>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `feabfe6940c76905676d82bc85abe2c1a3ad4d55ad23426ec78366f2b0461295`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-27T15:35:12.919Z
- Document slug: `phmsa-hazmat-incident-i-1989080235`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "I-1989080235",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": "https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=T2Za%2BIH3rLSge1Icbo%2FHIA%3D%3D",
  "rowCount": 6,
  "carrierReporterNames": [
    "CSX TRANSPORTATION"
  ],
  "shipperNames": [
    "CHEVRON CHEMICAL CO",
    "DOW CORNING CORP",
    "DUPONT CHEM",
    "HOECHST CELANESE",
    "ROHM & HAAS CO"
  ],
  "routes": [],
  "cities": [
    "FREELAND"
  ],
  "states": [
    "MI"
  ],
  "originCities": [
    "BISHOP",
    "BOWLING",
    "CARROLLTON",
    "ELDON",
    "HOUSTON"
  ],
  "modes": [
    "Rail"
  ],
  "materials": [
    {
      "identificationNumber": "UN1093",
      "commodityName": "ACRYLONITRILE, STABILIZED",
      "hazardousClass": "3",
      "quantityReleased": "1",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1255",
      "commodityName": "NAPHTHA, PETROLEUM",
      "hazardousClass": "2.0",
      "quantityReleased": "1",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1993",
      "commodityName": "FLAMMABLE LIQUIDS, N.O.S.",
      "hazardousClass": "3",
      "quantityReleased": "20300",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN2055",
      "commodityName": "STYRENE MONOMER, STABILIZED",
      "hazardousClass": "3",
      "quantityReleased": "20",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN2213",
      "commodityName": "PARAFORMALDEHYDE",
      "hazardousClass": "4.1",
      "quantityReleased": "300",
      "unitOfMeasure": "SLB"
    },
    {
      "identificationNumber": "UN2218",
      "commodityName": "ACRYLIC ACID, STABILIZED",
      "hazardousClass": "8",
      "quantityReleased": "16900",
      "unitOfMeasure": "LGA"
    }
  ],
  "packages": [
    {
      "identificationMarkings": null,
      "outerMaterial": null,
      "outerType": null,
      "outerCapacity": "0",
      "outerCapacityUnit": null,
      "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"
}
```