# CLEVELAND-CLIFFS STEEL CORPORATION — Warren County, OH

**Citation:** NPMS FIPS 39165 / OPID 31225  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

6.384405 active Natural Gas pipeline miles in Warren County, OH; public NPMS snapshot 2026-07-16.

## Document text

CLEVELAND-CLIFFS STEEL CORPORATION (PHMSA OPID 31225) reported 6.384405 active Natural Gas pipeline miles in Warren County, OH (county FIPS 39165) 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: `040546c94d3848f98800034e929548351c4c75138d1fdfcbeb0370b999bbdedd`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T00:51:39.203Z
- Document slug: `npms-mileage-4853b6b5670ad5f075c6ee31`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "39165",
  "stateFips": "39",
  "state": "OH",
  "county": "Warren County",
  "region": "Warren County, OH",
  "operator": {
    "id": "31225",
    "name": "CLEVELAND-CLIFFS STEEL CORPORATION"
  },
  "commodity": "Natural Gas",
  "mileage": 6.38440529,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 8982,
    "rowSha256": "9690378b25c2a226197c7ade7e285525ddb2bd670ac8710728ade0fbda97e0e5"
  },
  "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": "CLEVELAND-CLIFFS STEEL CORPORATION"
}
```