# PHMSA Hazmat Incident E-2010100463 — SULFURIC ACID — SAINT JOHNS, AZ

**Citation:** PHMSA Hazmat Incident E-2010100463  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2010-10-08  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 2010-10-08 in SAINT JOHNS, AZ.

## Document text

PHMSA hazardous materials incident report E-2010100463.
Incident date: 2010-10-08.
Location: SAINT JOHNS, AZ.
Mode: Highway.
Carrier/reporter: Bulk Transportation.
Shipper: Basic Chemical Solutions, LLC.
Materials: UN1830; SULFURIC ACID; hazard class 8; 50 LGA released.
What failed: Discharge Valve or Coupling.
How failed: Leaked.
Reported failure causes: Human Error.
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=3ZzOujt1jZcN%2Btfd3tGwoA%3D%3D>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `55dcc9e0dc7e60664256396bd2a5a8b936491446a6f13d8c982ff51d9be2cd7f`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-26T14:44:00.208Z
- Document slug: `phmsa-hazmat-incident-e-2010100463`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "E-2010100463",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": "https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=3ZzOujt1jZcN%2Btfd3tGwoA%3D%3D",
  "rowCount": 1,
  "carrierReporterNames": [
    "Bulk Transportation"
  ],
  "shipperNames": [
    "Basic Chemical Solutions, LLC"
  ],
  "routes": [
    "US Hwy 191 7 mi. N. St. Johns"
  ],
  "cities": [
    "SAINT JOHNS"
  ],
  "states": [
    "AZ"
  ],
  "originCities": [
    "EL PASO"
  ],
  "modes": [
    "Highway"
  ],
  "materials": [
    {
      "identificationNumber": "UN1830",
      "commodityName": "SULFURIC ACID",
      "hazardousClass": "8",
      "quantityReleased": "50",
      "unitOfMeasure": "LGA"
    }
  ],
  "packages": [
    {
      "identificationMarkings": "DOT 412",
      "outerMaterial": "Stainless Steel",
      "outerType": null,
      "outerCapacity": "4000",
      "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"
}
```