# PHMSA Hazmat Incident X-2009050373 — FLUOROSILICIC ACID — ROSEVILLE, CA

- **operation:** document
- **citation:** PHMSA Hazmat Incident X-2009050373
- **title:** PHMSA Hazmat Incident X-2009050373 — FLUOROSILICIC ACID — ROSEVILLE, CA
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 2009-04-21
- **summary:** Serious reporter-submitted hazardous materials transportation incident on 2009-04-21 in ROSEVILLE, CA.
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- **source url:** https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=12psoTpwfY%2FY3YfZLLvF4A%3D%3D
**body:**

PHMSA hazardous materials incident report X-2009050373.
Incident date: 2009-04-21.
Location: ROSEVILLE, CA.
Mode: Rail.
Carrier/reporter: Union Pacific Railroad.
Shipper: Simplot Phosphates.
Materials: UN1778; FLUOROSILICIC ACID; hazard class 8; 0.0625 LGA released.
What failed: Flange.
How failed: Leaked.
Reported failure causes: Missing Component or Device.
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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