EPA Air · by state and industry
Support activities for transportation (NAICS 4881) air sources in Maryland
- 12Facilities
Permitted air-emissions sources in Maryland whose primary industry code is NAICS 4881. 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 support activities for transportation (naics 4881) in Maryland, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2024 — inspections 4
- 2023 — inspections 3
- 2022 — inspections 4
- 2021 — inspections 4
- 2019 — inspections 3
- 2018 — inspections 4
- 2017 — inspections 4
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| BALTO-WASH INTERNATIONAL AIRPORT | Major source | No |
| CATERAIR INTERNATIONAL/MARRIOTT | Minor source | No |
| FREEWAY AIRPORT | Minor source | No |
| GARRETT COUNTY AIRPORT | Minor source | No |
| HAGERSTOWN AIRCRAFT SERVICE | Minor source | No |
| J R A EXECUTIVE AIR | Minor source | No |
| LAYTONSVILLE FLYING SERVICE | Minor source | No |
| MARTIN STATE AIRPORT | Minor source | No |
| MONT. CO. AIRPARK-QUEENAIR STATION | Minor source | No |
| ROYAL AIRCRAFT SERVICES LLC | Minor source | No |
| SIGNATURE FLIGHT SUPPORT | Minor source | No |
| SUBURBAN AIRSERVICE | Minor source | No |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.