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 |
|---|---|---|
| 21110 RIDGETOP CIRCLE LLC | Synthetic minor source | No |
| 21571 BEAUMEADE CIRCLE LLC | Synthetic minor source | No |
| 22810-22860 INTERNATIONAL DRIVE LLC | Synthetic minor source | No |
| 22995 WILDER COURT LLC | Synthetic minor source | No |
| A & R AUTO BODY LLC | Minor source | No |
| A TO Z AUTOMOTIVE LLC | Minor source | No |
| A.K. AUTOMOTIVE | Minor source | No |
| AIRCRAFT SERVICES INTERNATIONAL INC. | Synthetic minor source | No |
| ALDIE ELEMENTARY SCHOOL | Minor source | No |
| ALIGNED DATA CENTERS IAD03 | Synthetic minor source | No |
| ALIGNED ENERGY DATA CENTERS (ASHBURN), LLC | Synthetic minor source | No |
| ALLAN MYERS MATERIAL | Synthetic minor source | No |
| AMAZON DATA SERVICES IAD-156, IAD-157, IAD-158, IAD-159, AND IAD-327 | Synthetic minor source | No |
| AMAZON DATA SERVICES IAD-215 | Synthetic minor source | No |
| AMAZON DATA SERVICES INC - IAD-163/164/174 | Synthetic minor source | No |
| AMAZON DATA SERVICES INC IAD-120/121/122 | Synthetic minor source | No |
| AMAZON DATA SERVICES INC IAD-161/162 | Synthetic minor source | No |
| AMAZON DATA SERVICES INC IAD-169/179 | Synthetic minor source | No |
| AMAZON DATA SERVICES INC IAD-667, IAD-668, IAD-669, IAD-670, AND IAD-671 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-90 IAD-91 IAD-92 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD 50 IAD 60 IAD-71 IAD-78 IAD-79 IAD-80 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-10 IAD-32 IAD-98 IAD-99 IAD-118 IAD-119 IAD-129 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-114 IAD-115 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-116 IAD-117 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-12 IAD-15 IAD-16 IAD-76 IAD-230 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-140/141/143 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-144 IAD-145 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-150 IAD-151 IAD-152 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-51 IAD-56 IAD-88 IAD-89 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-57 IAD-58 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-6 IAD-13 IAD-54 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-61 IAD-63 IAD-65 IAD-86 | Synthetic minor source | No |
| AMAZON DATA SERVICES, INC. IAD-62/68/81/83/93/609/614 | Synthetic minor source | No |
| AMERICAN CLEANERS | Minor source | No |
| AMRIZE MID-ATLANTIC, INC - CHANTILLY | Minor source | No |
| ASH2 LOCKRIDGE DATA CENTER - QTS INVESTMENT PROPERTIES ASHBURN II LLC | Synthetic minor source | No |
| ASHBURN CENTRAL OFFICE | Minor source | No |
| ASHBURN COLLISION CENTER | Minor source | No |
| ASHBURN VILLAGE CLEANERS | Minor source | No |
| AT AND T COMMUNICATIONS OF VIRGINIA LLC | Minor source | No |
| ATLANTIC CONTRACTING AND MATERIAL CO INC | Synthetic minor source | No |
| ATLANTIC CONTRACTING AND MATERIAL CO-PORTABLE #4 | Minor source | No |
| ATLANTIC CONTRACTING AND MATERIAL COMPANY | Synthetic minor source | No |
| ATLANTIC CONTRACTING AND MATERIALS INC | Minor source | No |
| BAE SYSTEMS | Synthetic minor source | No |
| BANNEKER ELEMENTARY SCHOOL | Minor source | No |
| BASHAM SIMMS WASTEWATER FACILITY | Synthetic minor source | No |
| BATTLEFIELD CLEANERS | Minor source | No |
| BERGMANNS CLEANING INC | Minor source | No |
| BHE GT&S - LEESBURG COMPRESSOR STATION | Major source | No |
| BHE GT&S - LOUDOUN COMPRESSOR STATION | Synthetic minor source | No |
| CALIBER COLLISION-STERLING FLEET 1719 | Minor source | No |
| CARMAX 7132 | Minor source | No |
| CASCADES AUTO BODY | Minor source | No |
| CASCADES CLEANERS | Minor source | No |
| CENTURY COLLISION CENTER | Minor source | No |
| CHAMPION AUTO REPAIR | Minor source | No |
| CHANEY ENTERPRISES - LEESBURG RMC FACILITY | Synthetic minor source | No |
| CHANTILLY CRUSHED STONE INC | Minor source | No |
| CHRISSIE'S CLEANERS | Minor source | No |
| CHURCH ROAD CLEANERS | Minor source | No |
| CIRCLE AUTO BODY | Minor source | No |
| COLOGIX ASH1 | Synthetic minor source | No |
| COLOR SOLUTIONS INCORPORATED | Minor source | No |
| COMPASS IAD DATACENTER | Synthetic minor source | No |
| COUNTRYSIDE CLEANERS | Minor source | No |
| CRAFTSMAN AUTO BODY INCORPORATED OF DULLES - BRYAN | Minor source | No |
| CRAFTSMAN AUTO BODY OF PURCELLVILLE | Minor source | No |
| CRAFTSMAN AUTOBODY OF LEESBURG | Minor source | No |
| CS MONROE TECHNOLOGY CENTER | Minor source | No |
| CYRUSONE KINCORA | Synthetic minor source | No |
| CYRUSONE LOUDOUN TECH CENTER | Synthetic minor source | No |
| CYRUSONE NORTHERN VIRGINIA DATA CENTER - MARIES ROAD | Synthetic minor source | No |
| CYRUSONE NORTHERN VIRGINIA DATA CENTER - SHAW ROAD | Synthetic minor source | No |
| CYRUSONE STERLING IX/X/XI | Synthetic minor source | No |
| DARAB VENTURES ONE, TWO, SIX LLC | Synthetic minor source | No |
| DIGITAL LOUDOUN PKWY CENTER N LLC | Major source | No |
| DIGITAL REALTY - ASHBURN CAMPUS | Major source | No |
| DIGITAL REALTY - STERLING PREMIERE LLC | Synthetic minor source | No |
| DIGITAL REALTY (DIGITAL LOUDOUN 3 & 4, LLC) | Synthetic minor source | No |
| DIGITAL WESTERN LANDS LLC | Synthetic minor source | No |
| DISCOVERY PRODUCTION GROUP INCORPORATED | Minor source | No |
| DOWTY AEROSPACE PROPELLER | Minor source | No |
| DRYCLEAN DEPOT STERLING | Minor source | No |
| DT MOTORSPORTS INCORPORATED | Minor source | No |
| DT MOTORSPORTS INCORPORATED | Minor source | No |
| DULLES AUTO BODY | Minor source | No |
| DULLES AUTO BODY PAINT SPECIALIST | Minor source | No |
| DULLES CLEANERS | Minor source | No |
| DULLES SOUTH BOOSTER PUMP STATION | Minor source | No |
| ELDEN AUTO BODY | Minor source | No |
| EMERICK ELEMENTARY SCHOOL | Minor source | No |
| ENTERPRISE CLEANERS | Minor source | No |
| EQUINIX LLC | Synthetic minor source | No |
| EQUINIX LLC | Synthetic minor source | No |
| EQUINIX LLC - DC 13 | Minor source | No |
| EQUINIX LLC (DC-21/DC-22) | Synthetic minor source | No |
| EQUINIX, LLC - ASHBURN | Synthetic minor source | No |
| FALCON CONCRETE CORPORATION - PORTABLE 71019 | Minor source | No |
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County as filed on the facility record. Figures from EPA’s ICIS-AIR download.