# NOVA CHEMICALS CORPORATION — St. Clair County, MI

**Citation:** NPMS FIPS 26147 / OPID 32215  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

10.283737 active Natural Gas Liquids pipeline miles in St. Clair County, MI; public NPMS snapshot 2026-07-16.

## Document text

NOVA CHEMICALS CORPORATION (PHMSA OPID 32215) reported 10.283737 active Natural Gas Liquids pipeline miles in St. Clair County, MI (county FIPS 26147) 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: `3c9a1ae23e593631c7ace1f9d824246cc61dc2128c4f5f51151402e13b08b48b`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T22:09:54.311Z
- Document slug: `npms-mileage-b372761499c0c692f4268969`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "26147",
  "stateFips": "26",
  "state": "MI",
  "county": "St. Clair County",
  "region": "St. Clair County, MI",
  "operator": {
    "id": "32215",
    "name": "NOVA CHEMICALS CORPORATION"
  },
  "commodity": "Natural Gas Liquids",
  "mileage": 10.28373674,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 5893,
    "rowSha256": "6b495fde9edfde3804e9163100b05a416037f0199376b55c55760c4f84bad057"
  },
  "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": "NOVA CHEMICALS CORPORATION"
}
```