# PHMSA Hazmat Incident X-2025111273 — SODIUM HYDROXIDE, SOLUTION — BAYTOWN, TX

- **operation:** document
- **citation:** PHMSA Hazmat Incident X-2025111273
- **title:** PHMSA Hazmat Incident X-2025111273 — SODIUM HYDROXIDE, SOLUTION — BAYTOWN, TX
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 2025-10-01
- **summary:** Serious reporter-submitted hazardous materials transportation incident on 2025-10-01 in BAYTOWN, TX.
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- **app url:** https://regulus.evalyn.ai/document/phmsa-hazmat-incident-x-2025111273
- **source url:** https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=xsrvoKs5jo4NMy%2BCfSIoJQ%3D%3D
**body:**

PHMSA hazardous materials incident report X-2025111273.
Incident date: 2025-10-01.
Location: BAYTOWN, TX.
Mode: Rail.
Carrier/reporter: UNION PACIFIC RAILROAD COMPANY INC.
Shipper: Shentech.
Materials: UN1824; SODIUM HYDROXIDE, SOLUTION; hazard class 8; 14050 LGA released.
What failed: Tank Shell.
How failed: Leaked.
Reported failure causes: Human Error.
Reported result: Spillage, Material Entered Waterway/Storm Sewer, Environmental Damage.
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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