# PHMSA operator 31555 — Hazardous liquid annual report (2021)

**Citation:** PHMSA Annual Report 20220521 (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; CO2. Operator-reported infrastructure data.

## Document text

Hazardous liquid annual report for reporting year 2021, submitted by PHMSA operator 31555 (operator 31555). Reported scope: TX; CO2. Represented states: CO, NM, TX. Selected reported fields: partdtotalmiles: 1310; partbhcatotal: 79.08; partdcpctotal: 1310; partdontotal: 1310; parte1980total: 291; parte1990total: 133; parte2000total: 134; parte2010total: 114; partetotal: 672; partetotalhf: 672. 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: `4400a5408a281097b3583eab37752ebe96e49fd97eb3688c3c0f8871ba19c56b`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-24T03:38:27.552Z
- Document slug: `phmsa-annual-4ad62d5a7b89be577e4a1baf`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "hazardous_liquid",
  "reportYear": 2021,
  "reportNumber": "20220521",
  "supplementalNumber": "19598",
  "sourceFormat": "modern_xlsx",
  "operator": {
    "id": "31555",
    "name": "PHMSA operator 31555"
  },
  "region": "TX",
  "commodity": "CO2",
  "representedStates": [
    "CO",
    "NM",
    "TX"
  ],
  "jurisdictionClasses": [
    "INTERSTATE",
    "INTRASTATE"
  ],
  "facilities": [],
  "metrics": {
    "PARTDTOTALMILES": 1310,
    "PARTBHCATOTAL": 79.08,
    "PARTDCPCTOTAL": 1310,
    "PARTDONTOTAL": 1310,
    "PARTE1980TOTAL": 291,
    "PARTE1990TOTAL": 133,
    "PARTE2000TOTAL": 134,
    "PARTE2010TOTAL": 114,
    "PARTETOTAL": 672,
    "PARTETOTALHF": 672
  },
  "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": 253,
    "sourceRowNumbers": [
      253
    ],
    "rowSha256": "d3dab76e369ffd2877f8a5aad1d8bf0afe5fdd056f342800a9403aa969e9c53a"
  },
  "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 31555"
}
```