EPA Air · inspections by state, industry and year
Mining and quarrying (NAICS 2123): inspections in Wisconsin, 2026
- 13Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row is one inspection recorded during 2026 at a Wisconsin source whose primary industry code is NAICS 2123. A facility filing more than one industry code is counted under the first one on its record.
Mining and quarrying (NAICS 2123) in Wisconsin, other years
Other industries in Wisconsin, 2026
- Utilities (NAICS 2211) 122
- Paper manufacturing (NAICS 3221) 61
- Primary metal manufacturing (NAICS 3315) 31
- Waste management and remediation (NAICS 5622) 23
- Nonmetallic mineral product manufacturing (NAICS 3274) 22
- Plastics and rubber products manufacturing (NAICS 3261) 18
- Merchant wholesalers, nondurable goods (NAICS 4247) 17
- Petroleum and coal products manufacturing (NAICS 3241) 14
- Chemical manufacturing (NAICS 3251) 13
- Utilities (NAICS 2213) 13
- Electrical equipment and appliance manufacturing (NAICS 3353) 10
- Chemical manufacturing (NAICS 3259) 9
- Wood product manufacturing (NAICS 3212) 9
- Fabricated metal product manufacturing (NAICS 3328) 9
- Paper manufacturing (NAICS 3222) 9
- Nonmetallic mineral product manufacturing (NAICS 3272) 8
- Chemical manufacturing (NAICS 3255) 8
- Educational services (NAICS 6113) 6
- Wood product manufacturing (NAICS 3219) 5
- Fabricated metal product manufacturing (NAICS 3324) 5
- Beverage and tobacco manufacturing (NAICS 3121) 5
- Food manufacturing (NAICS 3115) 5
- Hospitals (NAICS 6221) 5
- Printing and related support (NAICS 3231) 4
- Fabricated metal product manufacturing (NAICS 3323) 4
- Primary metal manufacturing (NAICS 3313) 4
- Utilities (NAICS 2212) 4
- Pipeline transportation (NAICS 4861) 3
- Machinery manufacturing (NAICS 3336) 3
- Pipeline transportation (NAICS 4869) 3
- Chemical manufacturing (NAICS 3254) 3
- Machinery manufacturing (NAICS 3331) 3
- Transportation equipment manufacturing (NAICS 3366) 3
- Furniture and related product manufacturing (NAICS 3372) 3
- Nonmetallic mineral product manufacturing (NAICS 3279) 3
- Furniture and related product manufacturing (NAICS 3371) 3
Air-emissions inspections recorded in Wisconsin, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-08-03 | 3M CO - GREYSTONE — high-priority violation on file | WAUSAU, Marathon, WI | PCE Off-Site | State |
| 2026-07-29 | WISCONSIN PROPPANTS - ALMA CENTER PLANT — high-priority violation on file | HUMBIRD, Clark, WI | PCE Off-Site | State |
| 2026-05-05 | SMART SAND INC — high-priority violation on file | OAKDALE, Oconto, WI | FCE On-Site | State |
| 2026-05-04 | BLUE DIAMOND PROPPANTS - CLINTON PLANT — high-priority violation on file | BARRON, Barron, WI | PCE Off-Site | State |
| 2026-05-04 | COVIA ENERGY LLC — high-priority violation on file | TOMAH, Oconto, WI | PCE Off-Site | State |
| 2026-05-04 | WHITEHAVEN SILICA, LLC — high-priority violation on file | READFIELD, Waushara, WI | PCE Off-Site | State |
| 2026-05-01 | 3M CO - GREYSTONE — high-priority violation on file | WAUSAU, Marathon, WI | PCE Off-Site | State |
| 2026-05-01 | 3M CO WAUSAU PLT — high-priority violation on file | WAUSAU, Marathon, WI | PCE Off-Site | State |
| 2026-04-21 | 3M CO - GREYSTONE — high-priority violation on file | WAUSAU, Marathon, WI | PCE Off-Site | State |
| 2026-04-06 | 3M CO - GREYSTONE — high-priority violation on file | WAUSAU, Marathon, WI | PCE Off-Site | State |
| 2026-04-02 | 3M CO - GREYSTONE — high-priority violation on file | WAUSAU, Marathon, WI | PCE Off-Site | State |
| 2026-02-23 | 3M CO WAUSAU PLT — high-priority violation on file | WAUSAU, Marathon, WI | FCE On-Site | State |
| 2026-02-06 | 3M CO - GREYSTONE — high-priority violation on file | WAUSAU, Marathon, WI | PCE Off-Site | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.