# PHMSA Hazmat Incident I-2018110037 — SODIUM HYDROXIDE, SOLUTION — ARROYO GRANDE, CA

- **operation:** document
- **citation:** PHMSA Hazmat Incident I-2018110037
- **title:** PHMSA Hazmat Incident I-2018110037 — SODIUM HYDROXIDE, SOLUTION — ARROYO GRANDE, CA
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 2018-09-08
- **summary:** Serious reporter-submitted hazardous materials transportation incident on 2018-09-08 in ARROYO GRANDE, CA.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-hazmat-incident-i-2018110037.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-hazmat-incident-i-2018110037.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-hazmat-incident-i-2018110037
- **source url:** https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=3tYUj1GQ6QYLniUGZzo9Gw%3D%3D
**body:**

PHMSA hazardous materials incident report I-2018110037.
Incident date: 2018-09-08.
Location: ARROYO GRANDE, CA.
Mode: Highway.
Carrier/reporter: SYSTEM TRANSPORT A CORP.
Shipper: UNIVAR USA.
Materials: UN1824; SODIUM HYDROXIDE, SOLUTION; hazard class 8; 50 LGA released.
What failed: Pressure Relief Valve or Device - Reclosing.
How failed: Torn Off or Damaged.
Reported failure causes: Rollover Accident.
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.
- **truncated:** false
- **body characters:** 716