# Mid-America Pipeline System Liquefied Petroleum Gas Pipeline Rupture and Fire

**Citation:** DCA78MP021  
**Type / status:** incident / current  
**Agency:** National Transportation Safety Board  
**Effective:** 1978-08-04  
**Published:** 1978-08-04

Pipeline occurrence. in Donnellson, IA, USA. on 1978-08-04

## Document text

NTSB investigation DCA78MP021.

Event Date: 1978-08-04

Event City: Donnellson

Event State Or Region: IA

Event Country: USA

Completion Status: Ongoing

Official NTSB investigation data. NTSB findings determine probable cause and make safety recommendations; they do not adjudicate civil liability or regulatory violations.

## Provenance

- Official: Yes
- Source: <https://www.ntsb.gov/investigations/Pages/DCA78MP021.aspx>
- Source ID: `ntsb-pipeline`
- SHA-256: `dae7bc9ba107268484794d3103e0b6ed333a8347937c67b85e445f03a919554d`
- Retrieved: 2026-08-20T04:57:25.499Z
- Exported: 2026-08-22T14:52:54.021Z
- Document slug: `ntsb-case-dca78mp021`

### Source metadata

```json
{
  "recordKind": "ntsb_pipeline_investigation",
  "mkey": 48053,
  "ntsbNumber": "DCA78MP021",
  "completionStatus": "Ongoing",
  "caseClosed": false,
  "hasSafetyRecommendation": true,
  "eventType": null,
  "accidentType": null,
  "operator": null,
  "pipelineType": null,
  "location": {
    "city": "Donnellson",
    "state": "IA",
    "country": "USA",
    "latitude": null,
    "longitude": null
  },
  "reportNumber": null,
  "probableCause": null,
  "events": [],
  "findings": [],
  "caveat": "Official NTSB investigation data. NTSB findings determine probable cause and make safety recommendations; they do not adjudicate civil liability or regulatory violations.",
  "investigationPageAvailable": true,
  "investigationPageUrl": "https://www.ntsb.gov/investigations/Pages/DCA78MP021.aspx",
  "docketUrl": "https://data.ntsb.gov/Docket/?NTSBNumber=DCA78MP021",
  "reportArtifacts": [],
  "jurisdiction": "US",
  "region": "IA"
}
```