EPA Air · stack tests by state, industry and year
Data processing and hosting (NAICS 5182): stack tests in Virginia, 2025
- 30Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2025 at a Virginia source whose primary industry code is NAICS 5182. A facility filing more than one industry code is counted under the first one on its record.
Data processing and hosting (NAICS 5182) in Virginia, other years
Other industries in Virginia, 2025
- Utilities (NAICS 2211) 21
- Paper manufacturing (NAICS 3221) 21
- Pipeline transportation (NAICS 4862) 17
- National security and international affairs (NAICS 9281) 12
- Utilities (NAICS 2213) 10
- Professional, scientific and technical services (NAICS 5415) 9
- Merchant wholesalers, nondurable goods (NAICS 4247) 6
- Waste management and remediation (NAICS 5622) 6
- General merchandise retailers (NAICS 4552) 5
- Plastics and rubber products manufacturing (NAICS 3261) 4
- Chemical manufacturing (NAICS 3251) 3
Air-emissions stack tests recorded in Virginia, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-19 | DARAB VENTURES ONE, TWO, SIX LLC | ASHBURN, Loudoun, VA | Pass | State |
| 2025-12-03 | ALIGNED DATA CENTERS IAD03 | STERLING, Loudoun, VA | Pass | State |
| 2025-11-14 | VANTAGE DATA CENTER VA3 LLC — high-priority violation on file | ASHBURN, Loudoun, VA | Pass | State |
| 2025-11-10 | GAINESVILLE CROSSING DATA CAMPUS - GCDC | GAINESVILLE, Prince William, VA | Pass | State |
| 2025-10-31 | ALIGNED DATA CENTERS IAD03 | STERLING, Loudoun, VA | Fail | State |
| 2025-10-29 | AMAZON DATA SERVICES IAD-156, IAD-157, IAD-158, IAD-159, AND IAD-327 | CHANTILLY, Loudoun, VA | Pass | State |
| 2025-10-23 | AMAZON DCA-54 | FORT BELVOIR, Fairfax, VA | Pass | State |
| 2025-10-23 | COMPASS IAD DATACENTER | LEESBURG, Loudoun, VA | Pass | State |
| 2025-10-23 | DIGITAL THIRD SECOND MANASSAS, LLC & DIGITAL CARVER BRICKYARD, LLC. — high-priority violation on file | MANASSAS, Manassas (city), VA | Fail | State |
| 2025-10-21 | AMAZON DATA SERVICES - DCA-51 | WARRENTON, Fauquier, VA | Fail | State |
| 2025-10-17 | AMAZON DATA SERVICES INC - IAD-165/166/167/168/613 | HERNDON, Fairfax, VA | Pass | State |
| 2025-10-17 | MICROSOFT CORPORATION - AVC43 DATACENTER | SOUTH HILL, Mecklenburg, VA | Pass | State |
| 2025-10-10 | EQUINIX LLC (DC-21/DC-22) | ASHBURN, Loudoun, VA | Pass | State |
| 2025-10-10 | NOVA MANGO FARMS LLC | BRISTOW, Prince William, VA | Pass | State |
| 2025-10-10 | AMAZON DATA SERVICES INC. IAD450-456 COSNER TECH CAMPUS — high-priority violation on file | FREDERICKSBURG, Spotsylvania, VA | Fail | State |
| 2025-10-03 | AMAZON DATA SERVICES INC IAD-210/211 | MANASSAS, Prince William, VA | Pass | State |
| 2025-09-17 | VANTAGE DATA CENTERS VA2 LLC | STERLING, Loudoun, VA | Pass | State |
| 2025-06-20 | YONDR DATA CENTER | ALDIE, Loudoun, VA | Pass | State |
| 2025-06-11 | MICROSOFT CORPORATION - TIMBER DATA CENTER | BOYDTON, Mecklenburg, VA | Pass | State |
| 2025-04-30 | MICROSOFT CORPORATION â LEESBURG DATA CENTER (IAD01-02-03-04-05) — high-priority violation on file | LEESBURG, Loudoun, VA | Pass | State |
| 2025-04-16 | EQUINIX LLC (DC-21/DC-22) | ASHBURN, Loudoun, VA | Pass | State |
| 2025-04-08 | CHIRISA RICHMOND LLC | CHESTER, Chesterfield, VA | Pass | State |
| 2025-04-03 | ISKANDER (LC-1A) JAMSHID (LC-1B) KAVEH (LC2) LOHRASP VENTURES (LC3) — high-priority violation on file | ASHBURN, Loudoun, VA | Pass | State |
| 2025-04-02 | VANTAGE DATA CENTERS VA2 LLC | STERLING, Loudoun, VA | Pass | State |
| 2025-03-26 | QTS DULLES, LLC | WASHINGTON DULLES INTERNATIONAL AIRPORT, Loudoun, VA | Pass | State |
| 2025-03-12 | AMAZON DATA SERVICES INC - IAD-165/166/167/168/613 | HERNDON, Fairfax, VA | Pass | State |
| 2025-03-03 | AMAZON DATA SERVICES INC - IAD-104/105/106 | MANASSAS, Manassas (city), VA | Pass | State |
| 2025-02-06 | AMAZON DATA SERVICES INC IAD-195/196/197/198 | GAINESVILLE, Prince William, VA | Pass | State |
| 2025-01-30 | NOVA MANGO FARMS LLC | BRISTOW, Prince William, VA | Pass | State |
| 2025-01-10 | VANTAGE DATA CENTERS VA11, VA12, VA13, VA14, & VA15 | STERLING, Loudoun, VA | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.