# PHMSA Hazmat Incident I-1990100983 — SULFURIC ACID, SPENT — MARTINEZ, CA

**Citation:** PHMSA Hazmat Incident I-1990100983  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 1990-10-08  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 1990-10-08 in MARTINEZ, CA.

## Document text

PHMSA hazardous materials incident report I-1990100983.
Incident date: 1990-10-08.
Location: MARTINEZ, CA.
Mode: Highway.
Carrier/reporter: RELIABLE LIQUID TRANSPORT INC.
Shipper: SHELL OIL CO.
Materials: UN1832; SULFURIC ACID, SPENT; hazard class 8; 5000 LGA released.
Reported failure causes: Overfilled.
Reported result: Spillage, No Release.
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=UKXo9dUl4G1nktZPBT9FIg%3D%3D>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `ad5903ddbbc0b9061048cf4217309f454ff872aa2b11f206a8be786d95ab9a46`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-26T15:29:55.905Z
- Document slug: `phmsa-hazmat-incident-i-1990100983`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "I-1990100983",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": "https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=UKXo9dUl4G1nktZPBT9FIg%3D%3D",
  "rowCount": 1,
  "carrierReporterNames": [
    "RELIABLE LIQUID TRANSPORT INC"
  ],
  "shipperNames": [
    "SHELL OIL CO"
  ],
  "routes": [
    "SHELL OIL MFG- MARINA VISTA"
  ],
  "cities": [
    "MARTINEZ"
  ],
  "states": [
    "CA"
  ],
  "originCities": [],
  "modes": [
    "Highway"
  ],
  "materials": [
    {
      "identificationNumber": "UN1832",
      "commodityName": "SULFURIC ACID, SPENT",
      "hazardousClass": "8",
      "quantityReleased": "5000",
      "unitOfMeasure": "LGA"
    }
  ],
  "packages": [
    {
      "identificationMarkings": null,
      "outerMaterial": null,
      "outerType": null,
      "outerCapacity": "5000",
      "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"
}
```