# AMEREN ILLINOIS COMPANY — Clinton County, IL

**Citation:** NPMS FIPS 17027 / OPID 32513  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

53.463131 active Natural Gas pipeline miles in Clinton County, IL; public NPMS snapshot 2026-07-16.

## Document text

AMEREN ILLINOIS COMPANY (PHMSA OPID 32513) reported 53.463131 active Natural Gas pipeline miles in Clinton County, IL (county FIPS 17027) in the public NPMS summary snapshot dated 2026-07-16. The snapshot includes active assets only and excludes permanently abandoned assets. Exact pipeline locations and restricted NPMS GIS data are not included.

## Provenance

- Official: Yes
- Source: <https://www.npms.phmsa.dot.gov/Documents/NPMS_Active_Pipe_County_Mileage.xlsx>
- Source ID: `npms-public-summaries`
- SHA-256: `71aba3289f478d0074e65c284b269e41d95f95821d6e92a9b59d0c14498d345a`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T03:23:56.877Z
- Document slug: `npms-mileage-91ecdc7892099d6b73c6b442`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "17027",
  "stateFips": "17",
  "state": "IL",
  "county": "Clinton County",
  "region": "Clinton County, IL",
  "operator": {
    "id": "32513",
    "name": "AMEREN ILLINOIS COMPANY"
  },
  "commodity": "Natural Gas",
  "mileage": 53.4631307,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 1823,
    "rowSha256": "67ee21a3cd4bce2b75e99136364bc2307926fe69b63939d10238e51865fbeec7"
  },
  "citedSections": [
    "191.29"
  ],
  "caveat": "Public aggregate snapshot only. It is not a complete representation of exact pipeline locations, may be updated, and is not an agency finding about facility condition.",
  "jurisdiction": "US",
  "operatorName": "AMEREN ILLINOIS COMPANY"
}
```