# PHMSA Hazmat Incident I-2005090035 — AMMONIA ANHYDROUS — LAKE CHARLES, LA

- **operation:** document
- **citation:** PHMSA Hazmat Incident I-2005090035
- **title:** PHMSA Hazmat Incident I-2005090035 — AMMONIA ANHYDROUS — LAKE CHARLES, LA
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 2005-08-06
- **summary:** Serious reporter-submitted hazardous materials transportation incident on 2005-08-06 in LAKE CHARLES, LA.
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- **source url:** https://portalpublic.phmsa.dot.gov/analytics/saw.dll?Portal?PortalPath=/shared/Public%20Website%20Pages/_portal/Hazmat%20Incident%20Report%20Search
**body:**

PHMSA hazardous materials incident report I-2005090035.
Incident date: 2005-08-06.
Location: LAKE CHARLES, LA.
Mode: Rail.
Carrier/reporter: UNION PACIFIC RAILROAD.
Shipper: TERRA INDUSTRIES.
Materials: UN1005; AMMONIA ANHYDROUS; hazard class 2.2; 0.001044 GCF released.
What failed: O-Ring or Seals; Pressure Relief Valve or Device - Reclosing; Valve Seat.
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.
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