# NORTHERN ILLINOIS GAS CO — DuPage County, IL

**Citation:** NPMS FIPS 17043 / OPID 13710  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

68.75186 active Natural Gas pipeline miles in DuPage County, IL; public NPMS snapshot 2026-07-16.

## Document text

NORTHERN ILLINOIS GAS CO (PHMSA OPID 13710) reported 68.75186 active Natural Gas pipeline miles in DuPage County, IL (county FIPS 17043) 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: `7970e3b762b3964c728b0e46da4baee11ef8cd38a8b4740ec9953ec7e1b4f96c`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T23:08:53.602Z
- Document slug: `npms-mileage-49bebdbe48523ff3346ade4d`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "17043",
  "stateFips": "17",
  "state": "IL",
  "county": "DuPage County",
  "region": "DuPage County, IL",
  "operator": {
    "id": "13710",
    "name": "NORTHERN ILLINOIS GAS CO"
  },
  "commodity": "Natural Gas",
  "mileage": 68.75185985,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 1887,
    "rowSha256": "16dbae6f4c36ee00764ba56cd43d96b801775f49e2c14ba7c2036183bc3f032c"
  },
  "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": "NORTHERN ILLINOIS GAS CO"
}
```