# PHMSA Hazmat Incident I-1979061177 — POTASSIUM NITRATE — STOCKTON, CA

- **operation:** document
- **citation:** PHMSA Hazmat Incident I-1979061177
- **title:** PHMSA Hazmat Incident I-1979061177 — POTASSIUM NITRATE — STOCKTON, CA
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 1979-03-13
- **summary:** Serious reporter-submitted hazardous materials transportation incident on 1979-03-13 in STOCKTON, CA.
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- **source url:** https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=DfRqtn5OLI2xZOzDALKWrQ%3D%3D
**body:**

PHMSA hazardous materials incident report I-1979061177.
Incident date: 1979-03-13.
Location: STOCKTON, CA.
Mode: Rail.
Carrier/reporter: SOUTHERN PACIFIC TRANSP CO.
Shipper: VERTAC INC.
Materials: UN1486; POTASSIUM NITRATE; hazard class 5.1; 1150 SLB released.
Reported failure causes: Inadequate Blocking and Bracing.
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.
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