EPA Air · inspections by state, industry and year
Nonmetallic mineral product manufacturing (NAICS 3271): inspections in Maryland, 2021
- 3Inspections
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 2021 at a Maryland source whose primary industry code is NAICS 3271. A facility filing more than one industry code is counted under the first one on its record.
Nonmetallic mineral product manufacturing (NAICS 3271) in Maryland, other years
Other industries in Maryland, 2021
- Waste management and remediation (NAICS 5622) 64
- Utilities (NAICS 2211) 48
- Petroleum and coal products manufacturing (NAICS 3241) 41
- Merchant wholesalers, nondurable goods (NAICS 4247) 20
- Hospitals (NAICS 6221) 19
- National security and international affairs (NAICS 9281) 17
- Professional, scientific and technical services (NAICS 5417) 17
- Plastics and rubber products manufacturing (NAICS 3261) 16
- Utilities (NAICS 2213) 16
- Mining and quarrying (NAICS 2123) 14
- Food manufacturing (NAICS 3118) 13
- Printing and related support (NAICS 3231) 12
- Pipeline transportation (NAICS 4862) 10
- Warehousing and storage (NAICS 4931) 10
- Nonmetallic mineral product manufacturing (NAICS 3273) 9
- Miscellaneous manufacturing (NAICS 3391) 9
- Chemical manufacturing (NAICS 3251) 8
- Chemical manufacturing (NAICS 3255) 7
- Nonmetallic mineral product manufacturing (NAICS 3274) 6
- Educational services (NAICS 6113) 6
- Utilities (NAICS 2212) 6
- Pipeline transportation (NAICS 4869) 6
- Food manufacturing (NAICS 3111) 6
- Food manufacturing (NAICS 3119) 6
- Chemical manufacturing (NAICS 3254) 5
- Transportation equipment manufacturing (NAICS 3366) 5
- Justice, public order and safety (NAICS 9221) 5
- Space research and technology (NAICS 9271) 4
- Waste management and remediation (NAICS 5629) 4
- Support activities for transportation (NAICS 4881) 4
- Fabricated metal product manufacturing (NAICS 3323) 4
- Food manufacturing (NAICS 3115) 4
- Nonmetallic mineral product manufacturing (NAICS 3279) 4
- Apparel manufacturing (NAICS 3152) 4
- Executive and legislative government (NAICS 9211) 4
- Transportation equipment manufacturing (NAICS 3364) 4
- Food manufacturing (NAICS 3113) 3
- Chemical manufacturing (NAICS 3259) 3
- Primary metal manufacturing (NAICS 3312) 3
- Machinery manufacturing (NAICS 3336) 3
- Primary metal manufacturing (NAICS 3313) 3
- Administration of human resource programs (NAICS 9231) 3
- Mining and quarrying (NAICS 2122) 3
- Merchant wholesalers, durable goods (NAICS 4237) 3
Air-emissions inspections recorded in Maryland, 2021
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2021-09-07 | REDLAND BRICK | WILLIAMSPORT, Washington, MD | PCE Off-Site | State |
| 2021-09-03 | REDLAND BRICK | ROCKY RIDGE, Frederick, MD | PCE Off-Site | State |
| 2021-04-01 | D.C. MATERIALS | HYATTSVILLE, Prince George's, MD | PCE Off-Site | U.S. EPA |
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.