# PHMSA Hazmat Incident X-2014040338 — AMMONIA ANHYDROUS — Tucson, AZ

- **operation:** document
- **citation:** PHMSA Hazmat Incident X-2014040338
- **title:** PHMSA Hazmat Incident X-2014040338 — AMMONIA ANHYDROUS — Tucson, AZ
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 2014-03-22
- **summary:** Serious reporter-submitted hazardous materials transportation incident on 2014-03-22 in Tucson, AZ.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-hazmat-incident-x-2014040338.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-hazmat-incident-x-2014040338.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-hazmat-incident-x-2014040338
- **source url:** https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=8JVyU9vGtt%2FuMuyrG2WNYQ%3D%3D
**body:**

PHMSA hazardous materials incident report X-2014040338.
Incident date: 2014-03-22.
Location: Tucson, AZ.
Mode: Rail.
Carrier/reporter: Union Pacific Railroad.
Shipper: Koch Industries.
Materials: UN1005; AMMONIA ANHYDROUS; hazard class 2.2; 1.3368 GCF released.
What failed: Pressure Relief Valve or Device - Reclosing.
How failed: Leaked.
Reported failure causes: Deterioration or Aging.
Reported result: Vapor(Gas) Dispersion.
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.
- **truncated:** false
- **body characters:** 712