# PHMSA operator 4906 — Hazardous liquid annual report (2020)

**Citation:** PHMSA Annual Report 20210637 (2020)  
**Type / status:** inspection / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2020-12-31

Hazardous liquid; reporting year 2020; TX; Crude Oil. Operator-reported infrastructure data.

## Document text

Hazardous liquid annual report for reporting year 2020, submitted by PHMSA operator 4906 (operator 4906). Reported scope: TX; Crude Oil. Represented states: LA, MT, NM, OCS-Gulf of Mexico, TX. Selected reported fields: partdtotalmiles: 651.95; partbhcatotal: 319.39; partdcpctotal: 651.95; partdofftotal: 152.52; partdontotal: 499.43; parte1940total: 40.57; parte1950total: 62.89; parte1960total: 62.18; parte1980total: 0.96; parte1990total: 135.43; parte2000total: 8.98; parte2010total: 0.79; partetotal: 317.18; partetotalhf: 156.76; partetotallf: 160.42; parteunkntotal: 5.38. Attached form tables: HL AR Part F to G: 2 related rows; HL AR Part H: 6 related rows; HL AR Part I: 6 related rows; HL AR Part J: 6 related rows; HL AR Part K: 6 related rows; HL AR Part L: 6 related rows; HL AR Part M: 6 related rows; HL AR Part N to O: 1 related row; HL AR Part P: 6 related rows; HL AR Part Q: 6 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: `e74bf1e0efce2ad4a650f34ed8fedb893eff82dbbeabe329e7bbbb57d22706df`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-24T18:29:01.210Z
- Document slug: `phmsa-annual-d1cb266a6503b16d24c1ad25`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "hazardous_liquid",
  "reportYear": 2020,
  "reportNumber": "20210637",
  "supplementalNumber": "18930",
  "sourceFormat": "modern_xlsx",
  "operator": {
    "id": "4906",
    "name": "PHMSA operator 4906"
  },
  "region": "TX",
  "commodity": "Crude Oil",
  "representedStates": [
    "LA",
    "MT",
    "NM",
    "OCS-Gulf of Mexico",
    "TX"
  ],
  "jurisdictionClasses": [
    "INTERSTATE",
    "INTRASTATE"
  ],
  "facilities": [],
  "metrics": {
    "PARTDTOTALMILES": 651.95,
    "PARTBHCATOTAL": 319.39,
    "PARTDCPCTOTAL": 651.95,
    "PARTDOFFTOTAL": 152.52,
    "PARTDONTOTAL": 499.43,
    "PARTE1940TOTAL": 40.57,
    "PARTE1950TOTAL": 62.89,
    "PARTE1960TOTAL": 62.18,
    "PARTE1980TOTAL": 0.96,
    "PARTE1990TOTAL": 135.43,
    "PARTE2000TOTAL": 8.98,
    "PARTE2010TOTAL": 0.79,
    "PARTETOTAL": 317.18,
    "PARTETOTALHF": 156.76,
    "PARTETOTALLF": 160.42,
    "PARTEUNKNTOTAL": 5.38
  },
  "dependentRowsBySheet": {
    "HL AR Part F to G": 2,
    "HL AR Part H": 6,
    "HL AR Part I": 6,
    "HL AR Part J": 6,
    "HL AR Part K": 6,
    "HL AR Part L": 6,
    "HL AR Part M": 6,
    "HL AR Part N to O": 1,
    "HL AR Part P": 6,
    "HL AR Part Q": 6
  },
  "dataAsOf": "2026-02-02T07:29:42.000Z",
  "reportingPeriodEnd": "2020-12-31",
  "dateBasis": "calendar_year_end_not_submission_date",
  "provenance": {
    "archive": "annual_hazardous_liquid_2010_present.zip",
    "archiveSha256": "198f3d91d726c21cc5f66b0f79d7814a35991be746058f1225eff1d3f1b31ed8",
    "workbook": "annual_hazardous_liquid_2020.xlsx",
    "sheet": "HL AR Part A to E",
    "rowNumber": 48,
    "sourceRowNumbers": [
      48
    ],
    "rowSha256": "b48c0be8354b2c008d85252a1eaaca58e8ba94dc3766f5c8118321de7923e41a"
  },
  "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 4906"
}
```