# KOCH MIDSTREAM — Gas transmission and gathering annual report (1999)

**Citation:** PHMSA Annual Report 19991146 (1999)  
**Type / status:** inspection / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 1999-12-31

Gas transmission and gathering; reporting year 1999; TX. Operator-reported infrastructure data.

## Document text

Gas transmission and gathering annual report for reporting year 1999, submitted by KOCH MIDSTREAM (operator 31248). Reported scope: TX. Represented states: TX. 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: `5cea7102ab087100b951f9110c2ce574cac4997aded008ae08b5debc799b2837`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-25T16:22:01.814Z
- Document slug: `phmsa-annual-92638d69554be6871dfb7bd7`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "gas_transmission_gathering",
  "reportYear": 1999,
  "reportNumber": "19991146",
  "supplementalNumber": null,
  "sourceFormat": "modern_xlsx",
  "operator": {
    "id": "31248",
    "name": "KOCH MIDSTREAM"
  },
  "region": "TX",
  "commodity": null,
  "representedStates": [
    "TX"
  ],
  "jurisdictionClasses": [],
  "facilities": [],
  "metrics": {},
  "dependentRowsBySheet": {},
  "dataAsOf": null,
  "reportingPeriodEnd": "1999-12-31",
  "dateBasis": "calendar_year_end_not_submission_date",
  "provenance": {
    "archive": "annual_gas_transmission_gathering_1970_2000.zip",
    "archiveSha256": "0045b2ed5b6e0037084234547050cf80d07aa8c8444155af8f8c651a8b2d0bdd",
    "workbook": "annual_gas_transmission_gathering_1999.xlsx",
    "sheet": "GTGG AR 1999",
    "rowNumber": 540,
    "sourceRowNumbers": [
      540
    ],
    "rowSha256": "e86582d8198b68138b09282beb50f3ee0f598581638c05480c55893c6e8a6e5b"
  },
  "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": "KOCH MIDSTREAM"
}
```