# PHMSA operator 31174 — Hazardous liquid annual report (2021)

**Citation:** PHMSA Annual Report 20220576 (2021)  
**Type / status:** inspection / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2021-12-31

Hazardous liquid; reporting year 2021; TX; Crude Oil. Operator-reported infrastructure data.

## Document text

Hazardous liquid annual report for reporting year 2021, submitted by PHMSA operator 31174 (operator 31174). Reported scope: TX; Crude Oil. Represented states: IL, LA, OCS-Gulf of Mexico, TX. Selected reported fields: partdtotalmiles: 2133.6; partbhcatotal: 622.6; partdcpctotal: 2133.6; partdofftotal: 1337.8; partdontotal: 795.8; parte1940total: 52.5; parte1950total: 4.2; parte1960total: 114.7; parte1970total: 32.6; parte1980total: 77.6; parte1990total: 251.8; parte2000total: 56.9; parte2010total: 46.1; parte2020total: 4.1; partetotal: 640.5; partetotalhf: 488.2; partetotallf: 152.3. Attached form tables: HL AR Part F to G: 1 related row; HL AR Part H: 4 related rows; HL AR Part I: 4 related rows; HL AR Part J: 4 related rows; HL AR Part K: 4 related rows; HL AR Part L: 4 related rows; HL AR Part M: 4 related rows; HL AR Part N to O: 1 related row; HL AR Part P: 4 related rows; HL AR Part Q: 4 related rows. The sortable date is the reporting-period end, not the operator submission date.

## Provenance

- Official: Yes
- Source: <https://data.transportation.gov/d/aemm-7pyq>
- Source ID: `phmsa-annual-reports`
- SHA-256: `7f4acb212c47924bedd37a57086e52b414f89da7de786f79e3550c240537e57d`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-26T18:44:46.330Z
- Document slug: `phmsa-annual-ed92f464ed754c3e16327b5f`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "hazardous_liquid",
  "reportYear": 2021,
  "reportNumber": "20220576",
  "supplementalNumber": "19578",
  "sourceFormat": "modern_xlsx",
  "operator": {
    "id": "31174",
    "name": "PHMSA operator 31174"
  },
  "region": "TX",
  "commodity": "Crude Oil",
  "representedStates": [
    "IL",
    "LA",
    "OCS-Gulf of Mexico",
    "TX"
  ],
  "jurisdictionClasses": [
    "INTERSTATE"
  ],
  "facilities": [],
  "metrics": {
    "PARTDTOTALMILES": 2133.6,
    "PARTBHCATOTAL": 622.6,
    "PARTDCPCTOTAL": 2133.6,
    "PARTDOFFTOTAL": 1337.8,
    "PARTDONTOTAL": 795.8,
    "PARTE1940TOTAL": 52.5,
    "PARTE1950TOTAL": 4.2,
    "PARTE1960TOTAL": 114.7,
    "PARTE1970TOTAL": 32.6,
    "PARTE1980TOTAL": 77.6,
    "PARTE1990TOTAL": 251.8,
    "PARTE2000TOTAL": 56.9,
    "PARTE2010TOTAL": 46.1,
    "PARTE2020TOTAL": 4.1,
    "PARTETOTAL": 640.5,
    "PARTETOTALHF": 488.2,
    "PARTETOTALLF": 152.3
  },
  "dependentRowsBySheet": {
    "HL AR Part F to G": 1,
    "HL AR Part H": 4,
    "HL AR Part I": 4,
    "HL AR Part J": 4,
    "HL AR Part K": 4,
    "HL AR Part L": 4,
    "HL AR Part M": 4,
    "HL AR Part N to O": 1,
    "HL AR Part P": 4,
    "HL AR Part Q": 4
  },
  "dataAsOf": "2026-02-02T07:29:42.000Z",
  "reportingPeriodEnd": "2021-12-31",
  "dateBasis": "calendar_year_end_not_submission_date",
  "provenance": {
    "archive": "annual_hazardous_liquid_2010_present.zip",
    "archiveSha256": "198f3d91d726c21cc5f66b0f79d7814a35991be746058f1225eff1d3f1b31ed8",
    "workbook": "annual_hazardous_liquid_2021.xlsx",
    "sheet": "HL AR Part A to E",
    "rowNumber": 206,
    "sourceRowNumbers": [
      206
    ],
    "rowSha256": "45b0ea66715c6bb52bb2676afe134c9116c6883ed9fa4559af727b2427af9cae"
  },
  "caveat": "Operator-reported annual infrastructure data may be corrected. The indexed date is the reporting-period end, not the submission date, and the record is not an agency finding about current facility condition.",
  "jurisdiction": "US",
  "operatorName": "PHMSA operator 31174"
}
```