EPA Air · by state and industry
Nonmetallic mineral product manufacturing (NAICS 3272) air sources in West Virginia
- 3Facilities
Permitted air-emissions sources in West Virginia whose primary industry code is NAICS 3272. A facility filing more than one industry code is counted under the first one on its record, so a plant with several lines appears once, under the line EPA lists first.
Inspections of nonmetallic mineral product manufacturing (naics 3272) in West Virginia, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 11
- 2025 — inspections 7
- 2024 — inspections 11
- 2023 — inspections 5
- 2022 — inspections 3
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| CONSERVATION IRON LLC, CLARKSBURG | Synthetic minor source | No |
| KNAUF INSULATION, INC., INWOOD | Major source | No |
| PAUL WISSMACH GLASS CO., INC., PADEN CITY | Minor source | No |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.