# AMEREN ILLINOIS COMPANY — Madison County, IL

**Citation:** NPMS FIPS 17119 / OPID 32513  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

102.33836 active Natural Gas pipeline miles in Madison County, IL; public NPMS snapshot 2026-07-16.

## Document text

AMEREN ILLINOIS COMPANY (PHMSA OPID 32513) reported 102.33836 active Natural Gas pipeline miles in Madison County, IL (county FIPS 17119) 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: `55148658ab3cbe0e460d00c4abbf904ea2f5ea65a3dcd70ceb1c1893df9c688e`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-27T02:11:39.811Z
- Document slug: `npms-mileage-d3b4e5db6d75d72d80fa048f`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "17119",
  "stateFips": "17",
  "state": "IL",
  "county": "Madison County",
  "region": "Madison County, IL",
  "operator": {
    "id": "32513",
    "name": "AMEREN ILLINOIS COMPANY"
  },
  "commodity": "Natural Gas",
  "mileage": 102.33835981,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 2122,
    "rowSha256": "726c9cb3665593d81694e0b56a6007683c415b9b512e1ee63afdf493a69a59fa"
  },
  "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"
}
```