# ENTERPRISE PRODUCTS OPERATING LLC — Cook County, IL

**Citation:** NPMS FIPS 17031 / OPID 31618  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

7.922947 active Natural Gas Liquids pipeline miles in Cook County, IL; public NPMS snapshot 2026-07-16.

## Document text

ENTERPRISE PRODUCTS OPERATING LLC (PHMSA OPID 31618) reported 7.922947 active Natural Gas Liquids pipeline miles in Cook County, IL (county FIPS 17031) 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: `006f6d97af63819949d6479eaa85d1e81e1858f495f52a16a8be1fbd27c8d4c3`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T05:51:38.274Z
- Document slug: `npms-mileage-6a1e534b900a57eefc6870d9`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "17031",
  "stateFips": "17",
  "state": "IL",
  "county": "Cook County",
  "region": "Cook County, IL",
  "operator": {
    "id": "31618",
    "name": "ENTERPRISE PRODUCTS OPERATING LLC"
  },
  "commodity": "Natural Gas Liquids",
  "mileage": 7.92294697,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 1845,
    "rowSha256": "5b1ccf958cb49b6b4f8223b6ee40ba590cc2b4083f18d4ece08b789e4d1036ae"
  },
  "citedSections": [
    "195.61"
  ],
  "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": "ENTERPRISE PRODUCTS OPERATING LLC"
}
```