# PHMSA Hazmat Incident I-2021120041 — POTASSIUM PERMANGANATE — GUANGZHOU

**Citation:** PHMSA Hazmat Incident I-2021120041  
**Type / status:** incident / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2021-03-23  
**Published:** Not stated

Serious reporter-submitted hazardous materials transportation incident on 2021-03-23 in GUANGZHOU.

## Document text

PHMSA hazardous materials incident report I-2021120041.
Incident date: 2021-03-23.
Location: GUANGZHOU.
Mode: Air.
Carrier/reporter: FEDERAL EXPRESS CORPORATION.
Shipper: LOUISE TURNER.
Materials: UN1490; POTASSIUM PERMANGANATE; hazard class 5.1; 1102.31145 SLB released.
What failed: Body.
How failed: Leaked.
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.

## Provenance

- Official: Yes
- Source: <https://portalpublic.phmsa.dot.gov/analytics/saw.dll?Portal?PortalPath=/shared/Public%20Website%20Pages/_portal/Hazmat%20Incident%20Report%20Search>
- Source ID: `phmsa-hazmat-incidents`
- SHA-256: `7651e9326a89c80d0989301eb8fe06e95451c62e36a9d14d89fd91dd2564e912`
- Retrieved: 2026-08-13T12:55:56.545Z
- Exported: 2026-08-27T06:57:03.690Z
- Document slug: `phmsa-hazmat-incident-i-2021120041`

### Source metadata

```json
{
  "materialSubtype": "phmsa_hazmat_serious_incident",
  "reportNumber": "I-2021120041",
  "operatorReported": true,
  "serious": true,
  "finalAgencyFinding": false,
  "eventDescriptionExcluded": true,
  "publicPdfUrl": null,
  "rowCount": 1,
  "carrierReporterNames": [
    "FEDERAL EXPRESS CORPORATION"
  ],
  "shipperNames": [
    "LOUISE TURNER"
  ],
  "routes": [
    "NEW BAIYUN AIRPORT"
  ],
  "cities": [
    "GUANGZHOU"
  ],
  "states": [],
  "originCities": [],
  "modes": [
    "Air"
  ],
  "materials": [
    {
      "identificationNumber": "UN1490",
      "commodityName": "POTASSIUM PERMANGANATE",
      "hazardousClass": "5.1",
      "quantityReleased": "1102.31145",
      "unitOfMeasure": "SLB"
    }
  ],
  "packages": [
    {
      "identificationMarkings": "4G",
      "outerMaterial": "Paper, multi-wall",
      "outerType": "Box",
      "outerCapacity": "22.046229",
      "outerCapacityUnit": "SLB",
      "outerShipmentCount": "1",
      "outerFailedCount": "1",
      "innerMaterial": "Plastic",
      "innerType": "Bottle",
      "innerCapacity": "500",
      "innerCapacityUnit": "SLT",
      "innerShipmentCount": "1",
      "innerFailedCount": "1"
    }
  ],
  "reportingRuleContext": [
    "171.15",
    "171.16"
  ],
  "caveat": "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.",
  "privacyCaveat": "The public CSV excludes preparer contact fields. Event Description is intentionally excluded from normalized records and search output to reduce incidental personal-information risk.",
  "jurisdiction": "US"
}
```