# PHMSA Hazmat Incident E-2021040274 — ACETONE — GAINESVILLE, TX

**Citation:** PHMSA Hazmat Incident E-2021040274  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2021-04-12  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 2021-04-12 in GAINESVILLE, TX.

## Document text

PHMSA hazardous materials incident report E-2021040274.
Incident date: 2021-04-12.
Location: GAINESVILLE, TX.
Mode: Highway.
Carrier/reporter: COMPOSITES ONE LLC.
Shipper: Composites One LLC.
Materials: UN1090; ACETONE; hazard class 3; 45.625 LGA released | UN1866; RESIN SOLUTION, FLAMMABLE; hazard class 3; 1.25 LGA released | UN1866; RESIN SOLUTION, FLAMMABLE; hazard class 3; 125 LGA released | UN1866; RESIN SOLUTION, FLAMMABLE; hazard class 3; 250 LGA released | UN1866; RESIN SOLUTION, FLAMMABLE; hazard class 3; 5.625 LGA released | UN1866; RESIN SOLUTION, FLAMMABLE; hazard class 3; 5 LGA released | UN1866; RESIN SOLUTION, FLAMMABLE; hazard class 3; 575 LGA released | UN1993; FLAMMABLE LIQUIDS, N.O.S.; hazard class 3; 5 LGA released | UN3105; ORGANIC PEROXIDE TYPE D, LIQUID; hazard class 5.2; 5 LGA released | UN3105; ORGANIC PEROXIDE TYPE D, LIQUID; hazard class 5.2; 8.125 LGA released | UN3105; ORGANIC PEROXIDE TYPE D, LIQUID; hazard class 5.2; 8 LGA released.
What failed: Body.
How failed: Burst or Ruptured / Vented.
Reported failure causes: Vehicular Crash or Accident Damage.
Reported result: Spillage, 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=2gQ3e%2Bdn7X%2Bc5mHKHc5psA%3D%3D>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `8032dfe657124ecdfb0e4e139ea6b908faf3026874019d4585d118738016815d`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-25T03:01:05.263Z
- Document slug: `phmsa-hazmat-incident-e-2021040274`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "E-2021040274",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": "https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=2gQ3e%2Bdn7X%2Bc5mHKHc5psA%3D%3D",
  "rowCount": 11,
  "carrierReporterNames": [
    "COMPOSITES ONE LLC"
  ],
  "shipperNames": [
    "Composites One LLC"
  ],
  "routes": [
    "I-35 NB past exit 494"
  ],
  "cities": [
    "GAINESVILLE"
  ],
  "states": [
    "TX"
  ],
  "originCities": [],
  "modes": [
    "Highway"
  ],
  "materials": [
    {
      "identificationNumber": "UN1090",
      "commodityName": "ACETONE",
      "hazardousClass": "3",
      "quantityReleased": "45.625",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1866",
      "commodityName": "RESIN SOLUTION, FLAMMABLE",
      "hazardousClass": "3",
      "quantityReleased": "1.25",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1866",
      "commodityName": "RESIN SOLUTION, FLAMMABLE",
      "hazardousClass": "3",
      "quantityReleased": "125",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1866",
      "commodityName": "RESIN SOLUTION, FLAMMABLE",
      "hazardousClass": "3",
      "quantityReleased": "250",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1866",
      "commodityName": "RESIN SOLUTION, FLAMMABLE",
      "hazardousClass": "3",
      "quantityReleased": "5.625",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1866",
      "commodityName": "RESIN SOLUTION, FLAMMABLE",
      "hazardousClass": "3",
      "quantityReleased": "5",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1866",
      "commodityName": "RESIN SOLUTION, FLAMMABLE",
      "hazardousClass": "3",
      "quantityReleased": "575",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN1993",
      "commodityName": "FLAMMABLE LIQUIDS, N.O.S.",
      "hazardousClass": "3",
      "quantityReleased": "5",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN3105",
      "commodityName": "ORGANIC PEROXIDE TYPE D, LIQUID",
      "hazardousClass": "5.2",
      "quantityReleased": "5",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN3105",
      "commodityName": "ORGANIC PEROXIDE TYPE D, LIQUID",
      "hazardousClass": "5.2",
      "quantityReleased": "8.125",
      "unitOfMeasure": "LGA"
    },
    {
      "identificationNumber": "UN3105",
      "commodityName": "ORGANIC PEROXIDE TYPE D, LIQUID",
      "hazardousClass": "5.2",
      "quantityReleased": "8",
      "unitOfMeasure": "LGA"
    }
  ],
  "packages": [
    {
      "identificationMarkings": "1",
      "outerMaterial": "Metal",
      "outerType": "IBC",
      "outerCapacity": "575",
      "outerCapacityUnit": "LGA",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": null,
      "innerType": null,
      "innerCapacity": "0",
      "innerCapacityUnit": null,
      "innerShipmentCount": "0",
      "innerFailedCount": "0"
    },
    {
      "identificationMarkings": "1A",
      "outerMaterial": "Steel",
      "outerType": "Drum",
      "outerCapacity": "125",
      "outerCapacityUnit": "LGA",
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      "outerFailedCount": "1",
      "innerMaterial": null,
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      "innerShipmentCount": "0",
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    },
    {
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      "outerCapacityUnit": "LGA",
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      "outerFailedCount": "1",
      "innerMaterial": null,
      "innerType": null,
      "innerCapacity": "0",
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      "innerShipmentCount": "0",
      "innerFailedCount": "0"
    },
    {
      "identificationMarkings": "1A",
      "outerMaterial": "Steel",
      "outerType": "Drum",
      "outerCapacity": "45.625",
      "outerCapacityUnit": "LGA",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": null,
      "innerType": null,
      "innerCapacity": "0",
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      "innerShipmentCount": "0",
      "innerFailedCount": "0"
    },
    {
      "identificationMarkings": "1A",
      "outerMaterial": "Steel",
      "outerType": "Drum",
      "outerCapacity": "5.625",
      "outerCapacityUnit": "LGA",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": null,
      "innerType": null,
      "innerCapacity": "0",
      "innerCapacityUnit": null,
      "innerShipmentCount": "0",
      "innerFailedCount": "0"
    },
    {
      "identificationMarkings": "4G",
      "outerMaterial": "Fiberboard",
      "outerType": "Box",
      "outerCapacity": "1.25",
      "outerCapacityUnit": "LGA",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": "Metal (any type)",
      "innerType": "Bottle",
      "innerCapacity": "0",
      "innerCapacityUnit": null,
      "innerShipmentCount": "0",
      "innerFailedCount": "0"
    },
    {
      "identificationMarkings": "4G",
      "outerMaterial": "Fiberboard",
      "outerType": "Box",
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      "outerCapacityUnit": "LGA",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": "Metal (any type)",
      "innerType": "Bottle",
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      "innerFailedCount": "0"
    },
    {
      "identificationMarkings": "4G",
      "outerMaterial": "Fiberboard",
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      "outerCapacity": "8.125",
      "outerCapacityUnit": "LGA",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": "Metal (any type)",
      "innerType": "Bottle",
      "innerCapacity": "0",
      "innerCapacityUnit": null,
      "innerShipmentCount": "0",
      "innerFailedCount": "0"
    },
    {
      "identificationMarkings": "4G",
      "outerMaterial": "Fiberboard",
      "outerType": "Box",
      "outerCapacity": "8",
      "outerCapacityUnit": "LGA",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": "Plastic",
      "innerType": "Bottle",
      "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"
}
```