EPA Air · by county
Air-emissions sources in Loudoun County, Virginia
- 240Facilities
Every stationary source in Loudoun County, Virginia that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
By emissions classification in Loudoun County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Loudoun County, 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 48
- 2025 — inspections 80
- 2024 — inspections 75
- 2023 — inspections 72
- 2022 — inspections 63
- 2021 — inspections 61
- 2020 — inspections 54
- 2019 — inspections 66
- 2018 — inspections 90
- 2017 — inspections 82
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| THE BODY WORKS OF VIRGINIA INCORPORATED | Minor source | No |
| THE LANE CONSTRUCTION CORPORATION PUG MI | Minor source | No |
| THE TOWN OF LEESBURG WATER POLLUTION CONTROL | Minor source | No |
| TITAN VIRGINIA READY MIX LLC - LEESBURG | Synthetic minor source | No |
| TITAN VIRGINIA READY MIX LLC LEESBURG | Minor source | No |
| TITAN VIRGINIA READY-MIX LLC | Synthetic minor source | No |
| TOLL HOUSE CLEANERS | Minor source | No |
| TOP CLEANERS | Minor source | No |
| TOWN CENTER CLEANERS INC | Minor source | No |
| TOWN OF LEESBURG/WATER POLL CONTROL DIV | Synthetic minor source | No |
| TTM TECHNOLOGIES NORTH AMERICA LLC | Minor source | No |
| TUSCARORA HS PUMP STATION | Minor source | No |
| UNITED AIRLINES - DULLES RESERVATION CEN | Minor source | No |
| UNIVERSAL COLLISION CENTER | Minor source | No |
| VAARNG - ARMORY - LEESBURG | Minor source | No |
| VADATA INC MEG FOUR | Minor source | No |
| VANTAGE DATA CENTER VA3 LLC | Synthetic minor source | Yes |
| VANTAGE DATA CENTERS VA11, VA12, VA13, VA14, & VA15 | Synthetic minor source | No |
| VANTAGE DATA CENTERS VA2 LLC | Synthetic minor source | No |
| VERISIGN INCORPORATED BROAD RUN FACILITY2 | Synthetic minor source | No |
| VERIZON BUSINESS NETWORK SERVICES, INC. | Synthetic minor source | No |
| VERIZON VIRGINIA INC - LEESBURG CO | Minor source | No |
| VERIZON VIRGINIA INCORPORATED - STERLING | Minor source | No |
| VIRGINIA CONCRETE - VULCAN BULL RUN | Synthetic minor source | No |
| VIRGINIA CONCRETE COMPANY INC - CHANTILLY | Minor source | No |
| VIRGINIA CONCRETE COMPANY INC - LEESBURG | Synthetic minor source | No |
| VIRGINIA CONCRETE COMPANY INC - PURCELLVILLE | Minor source | No |
| VIRGINIA CONCRETE COMPANY INC - STERLING | Minor source | No |
| VIRGINIA CONCRETE COMPANY INC DULLES | Synthetic minor source | No |
| VIRGINIA CONCRETE COMPANY LLC VULCAN PORTABLE #2 | Synthetic minor source | No |
| VIRGINIA PAVING COMPANY - CHANTILLY | Synthetic minor source | No |
| VISA USA INCORPORATED | Synthetic minor source | No |
| VULCAN MATERIALS - COCHRAN MILL PLANT | Synthetic minor source | No |
| VULCAN MATERIALS- COCHRAN MILL PLANT | Minor source | No |
| WASTE MANAGEMENT OF VIRGINIA - STERLING | Minor source | No |
| WATERFORD ELEMENTARY SCHOOL | Minor source | No |
| WHEELER DATA CENTER | Synthetic minor source | No |
| WMATA DULLES RAIL YARD | Synthetic minor source | No |
| YONDR DATA CENTER | Synthetic minor source | No |
| ZAYO GROUP, LLC | Synthetic minor source | No |
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County as filed on the facility record. Figures from EPA’s ICIS-AIR download.