EPA Air · stack tests by county and year
Air-emissions stack tests in Manassas (city) County, Virginia, 2024
- 3Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Manassas (city) County, Virginia during 2024. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Manassas (city) County facility page.
Manassas (city) County, Virginia, 2024
Air-emissions stack tests in Manassas (city) County, other years
- 2021 3
Air-emissions stack tests recorded in Manassas (city) County, Virginia, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-11-07 | AMAZON DATA SERVICES INC - IAD-104/105/106 | Pass | State |
| 2024-10-11 | DIGITAL THIRD SECOND MANASSAS, LLC & DIGITAL CARVER BRICKYARD, LLC. — high-priority violation on file | Pass | State |
| 2024-10-02 | SI NVA05A, LLC AND SI NVA05D, LLC — high-priority violation on file | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.