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

**Citation:** PHMSA Annual Report 20210606 (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; HVL. Operator-reported infrastructure data.

## Document text

Hazardous liquid annual report for reporting year 2020, submitted by PHMSA operator 4906 (operator 4906). Reported scope: TX; HVL. Represented states: LA, TX. Selected reported fields: partdtotalmiles: 1621.14; partbhcatotal: 1007.35; partdcpctotal: 1621.14; partdontotal: 1621.14; parte1950total: 72.03; parte1960total: 361.73; parte1970total: 316.74; parte1980total: 188.05; parte1990total: 305.61; parte2000total: 13.85; parte2010total: 3.24; partepre40total: 0.51; partetotal: 1262.84; partetotalhf: 512.92; partetotallf: 749.92; parteunkntotal: 1.08. Attached form tables: HL AR Part F to G: 2 related rows; HL AR Part H: 2 related rows; HL AR Part I: 2 related rows; HL AR Part J: 2 related rows; HL AR Part K: 2 related rows; HL AR Part L: 2 related rows; HL AR Part M: 2 related rows; HL AR Part N to O: 1 related row; HL AR Part P: 2 related rows; HL AR Part Q: 2 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: `9485daeba011f553354b0466189b2f9615f6af00b1e880008642afbd2b0b504e`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-26T12:14:09.066Z
- Document slug: `phmsa-annual-7003e423a678ad5598e83fd5`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "hazardous_liquid",
  "reportYear": 2020,
  "reportNumber": "20210606",
  "supplementalNumber": "18714",
  "sourceFormat": "modern_xlsx",
  "operator": {
    "id": "4906",
    "name": "PHMSA operator 4906"
  },
  "region": "TX",
  "commodity": "HVL",
  "representedStates": [
    "LA",
    "TX"
  ],
  "jurisdictionClasses": [
    "INTRASTATE"
  ],
  "facilities": [],
  "metrics": {
    "PARTDTOTALMILES": 1621.14,
    "PARTBHCATOTAL": 1007.35,
    "PARTDCPCTOTAL": 1621.14,
    "PARTDONTOTAL": 1621.14,
    "PARTE1950TOTAL": 72.03,
    "PARTE1960TOTAL": 361.73,
    "PARTE1970TOTAL": 316.74,
    "PARTE1980TOTAL": 188.05,
    "PARTE1990TOTAL": 305.61,
    "PARTE2000TOTAL": 13.85,
    "PARTE2010TOTAL": 3.24,
    "PARTEPRE40TOTAL": 0.51,
    "PARTETOTAL": 1262.84,
    "PARTETOTALHF": 512.92,
    "PARTETOTALLF": 749.92,
    "PARTEUNKNTOTAL": 1.08
  },
  "dependentRowsBySheet": {
    "HL AR Part F to G": 2,
    "HL AR Part H": 2,
    "HL AR Part I": 2,
    "HL AR Part J": 2,
    "HL AR Part K": 2,
    "HL AR Part L": 2,
    "HL AR Part M": 2,
    "HL AR Part N to O": 1,
    "HL AR Part P": 2,
    "HL AR Part Q": 2
  },
  "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": 49,
    "sourceRowNumbers": [
      49
    ],
    "rowSha256": "665631dc6fb3cd9a52a7828a6f8a4bfc5e1aab1bfb9f9d31e4d7847f72746368"
  },
  "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"
}
```