# DOMINION ENERGY OHIO — Underground natural gas storage annual report (2019)

**Citation:** PHMSA Annual Report 20200055 (2019)  
**Type / status:** inspection / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2019-12-31

Underground natural gas storage; reporting year 2019; OH. Operator-reported infrastructure data.

## Document text

Underground natural gas storage annual report for reporting year 2019, submitted by DOMINION ENERGY OHIO (operator 4060). Reported scope: OH. Represented states: OH. Referenced facilities: Chippewa, Gabor, Stark-Summit. Attached form tables: UNGS AR Part B: 3 related rows; UNGS AR Part C: 3 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: `d7e9bedae3893d4b7b22bdcccf3bb81894fc730b95ba768291725844d232a64b`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-25T12:54:34.861Z
- Document slug: `phmsa-annual-91e1044895052001fcc6519e`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "underground_natural_gas_storage",
  "reportYear": 2019,
  "reportNumber": "20200055",
  "supplementalNumber": "1445",
  "sourceFormat": "modern_xlsx",
  "operator": {
    "id": "4060",
    "name": "DOMINION ENERGY OHIO"
  },
  "region": "OH",
  "commodity": null,
  "representedStates": [
    "OH"
  ],
  "jurisdictionClasses": [],
  "facilities": [
    "Chippewa",
    "Gabor",
    "Stark-Summit"
  ],
  "metrics": {},
  "dependentRowsBySheet": {
    "UNGS AR Part B": 3,
    "UNGS AR Part C": 3
  },
  "dataAsOf": "2026-02-02T07:32:43.000Z",
  "reportingPeriodEnd": "2019-12-31",
  "dateBasis": "calendar_year_end_not_submission_date",
  "provenance": {
    "archive": "annual_underground_natural_gas_storage_2017_present.zip",
    "archiveSha256": "4682d4dc5904c3cf65ac317a8b647abf41725580887927043f0b80d68c67bb31",
    "workbook": "annual_underground_natural_gas_storage_2019.xlsx",
    "sheet": "UNGS AR Part A and D",
    "rowNumber": 17,
    "sourceRowNumbers": [
      17
    ],
    "rowSha256": "08d3aa979e4664ae690c7341ffa17ec5ac0a9e2de0b7facde7205324488b995c"
  },
  "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": "DOMINION ENERGY OHIO"
}
```