# PHMSA Hazmat Incident X-2022020826 — ARGON, REFRIGERATED LIQUID (CRYOGENIC LIQUID) — VANCOUVER, WA

- **operation:** document
- **citation:** PHMSA Hazmat Incident X-2022020826
- **title:** PHMSA Hazmat Incident X-2022020826 — ARGON, REFRIGERATED LIQUID (CRYOGENIC LIQUID) — VANCOUVER, WA
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 2022-02-03
- **summary:** Serious reporter-submitted hazardous materials transportation incident on 2022-02-03 in VANCOUVER, WA.
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- **source url:** https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=FD%2BFBBGo%2Br1waihYUSVzmQ%3D%3D
**body:**

PHMSA hazardous materials incident report X-2022020826.
Incident date: 2022-02-03.
Location: VANCOUVER, WA.
Mode: Rail.
Carrier/reporter: BNSF RAILWAY COMPANY.
Shipper: Air Liquide Industrial US.
Materials: UN1951; ARGON, REFRIGERATED LIQUID (CRYOGENIC LIQUID); hazard class 2.2; 16172.875 LGA released.
What failed: Pressure Relief Valve or Device - Reclosing.
How failed: Vented.
Reported failure causes: Over-pressurized.
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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