# Pipeline Safety: National Pipeline Mapping System Data Submissions for Hazardous Liquid, Gas Transmission and Gathering System, and Liquefield Natural Gas Operators, and Submission Dates for Calendar Year 2010 Gas Transmission and Gathering Systems and Liquefield Natural Gas Annual Reports

**Citation:** PHMSA-2011-0121  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** Not stated

Pipeline Safety: National Pipeline Mapping System Data Submissions for Hazardous Liquid, Gas Transmission

## Document text

Pipeline Safety: National Pipeline Mapping System Data Submissions for Hazardous Liquid, Gas Transmission

## Provenance

- Official: Yes
- Source: <https://www.regulations.gov/docket/PHMSA-2011-0121>
- Source ID: `regulations-gov`
- SHA-256: `ec07ea79f4e5b8939017f0b5fd41db64793850bf4cb029b00420a60ac5fc690a`
- Retrieved: 2026-08-20T02:11:23.714Z
- Exported: 2026-08-26T02:40:56.771Z
- Document slug: `regulations-gov-phmsa-2011-0121`

### Source metadata

```json
{
  "docketId": "PHMSA-2011-0121",
  "docketType": "Nonrulemaking",
  "agencyId": "PHMSA",
  "lastModifiedDate": "2011-05-17T14:40:55Z",
  "collectionQuery": "PHMSA pipeline",
  "metadataOnly": true,
  "jurisdiction": "US"
}
```