# PHMSA operator 4906 — Hazardous liquid annual report (2018)

**Citation:** PHMSA Annual Report 20190241 (2018)  
**Type / status:** inspection / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2018-12-31

Hazardous liquid; reporting year 2018; TX; HVL. Operator-reported infrastructure data.

## Document text

Hazardous liquid annual report for reporting year 2018, submitted by PHMSA operator 4906 (operator 4906). Reported scope: TX; HVL. Represented states: LA, TX. Selected reported fields: partdtotalmiles: 1620.56; partbhcatotal: 1065.59; partdcpctotal: 1620.56; partdontotal: 1620.56; parte1950total: 71.95; parte1960total: 363.41; parte1970total: 314.45; parte1980total: 179.82; parte1990total: 299.92; parte2000total: 22.38; parte2010total: 3.33; partepre40total: 0.65; partetotal: 1287.14; partetotalhf: 505.85; partetotallf: 781.29; parteunkntotal: 31.23. 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 K: 2 related rows; HL AR Part J: 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: `3ddd914a981a5fbe37211fa82adbac6c81b19aebd18fdca45d53b809cca6e65a`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-27T01:40:06.606Z
- Document slug: `phmsa-annual-b811292497976596aa1335e1`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "hazardous_liquid",
  "reportYear": 2018,
  "reportNumber": "20190241",
  "supplementalNumber": "16654",
  "sourceFormat": "modern_xlsx",
  "operator": {
    "id": "4906",
    "name": "PHMSA operator 4906"
  },
  "region": "TX",
  "commodity": "HVL",
  "representedStates": [
    "LA",
    "TX"
  ],
  "jurisdictionClasses": [
    "INTRASTATE"
  ],
  "facilities": [],
  "metrics": {
    "PARTDTOTALMILES": 1620.56,
    "PARTBHCATOTAL": 1065.59,
    "PARTDCPCTOTAL": 1620.56,
    "PARTDONTOTAL": 1620.56,
    "PARTE1950TOTAL": 71.95,
    "PARTE1960TOTAL": 363.41,
    "PARTE1970TOTAL": 314.45,
    "PARTE1980TOTAL": 179.82,
    "PARTE1990TOTAL": 299.92,
    "PARTE2000TOTAL": 22.38,
    "PARTE2010TOTAL": 3.33,
    "PARTEPRE40TOTAL": 0.65,
    "PARTETOTAL": 1287.14,
    "PARTETOTALHF": 505.85,
    "PARTETOTALLF": 781.29,
    "PARTEUNKNTOTAL": 31.23
  },
  "dependentRowsBySheet": {
    "HL AR Part F to G": 2,
    "HL AR Part H": 2,
    "HL AR Part I": 2,
    "HL AR Part K": 2,
    "HL AR Part J": 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": "2026-02-02T07:29:41.000Z",
  "reportingPeriodEnd": "2018-12-31",
  "dateBasis": "calendar_year_end_not_submission_date",
  "provenance": {
    "archive": "annual_hazardous_liquid_2010_present.zip",
    "archiveSha256": "198f3d91d726c21cc5f66b0f79d7814a35991be746058f1225eff1d3f1b31ed8",
    "workbook": "annual_hazardous_liquid_2018.xlsx",
    "sheet": "HL AR Part A to E",
    "rowNumber": 49,
    "sourceRowNumbers": [
      49
    ],
    "rowSha256": "aa366e7fba5febb03b0c24fb1f2eaaf0d0ec378211f9ed56f9307ced6df4f92f"
  },
  "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"
}
```