EPA Air · stack tests by county and year
Air-emissions stack tests in Loudoun County, Virginia, 2017
- 14Stack 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 Loudoun County, Virginia during 2017. 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 Loudoun County facility page.
Loudoun County, Virginia, 2017
Air-emissions stack tests in Loudoun County, other years
Air-emissions stack tests recorded in Loudoun County, Virginia, 2017
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2017-11-29 | SUPERIOR PAVING CORP - BULL RUN HMA FACILITY | Pass | State |
| 2017-11-10 | DIGITAL REALTY - ASHBURN CAMPUS | Pass | State |
| 2017-09-27 | NTT GLOBAL DATA CENTERS AMERICAS, INC. | Fail | State |
| 2017-09-08 | AMAZON DATA SERVICES, INC. IAD 50 IAD 60 IAD-71 IAD-78 IAD-79 IAD-80 | Pass | State |
| 2017-08-15 | EQUINIX LLC | Pass | State |
| 2017-08-04 | BHE GT&S - LOUDOUN COMPRESSOR STATION | Pass | State |
| 2017-07-20 | EQUINIX, LLC - ASHBURN | Pass | State |
| 2017-05-23 | BHE GT&S - LEESBURG COMPRESSOR STATION | Pass | State |
| 2017-04-28 | JANELIA RESEARCH CAMPUS - HHMI | Pass | State |
| 2017-04-28 | INTERGATE - ASHBURN, LLC | Pass | State |
| 2017-04-27 | DIGITAL LOUDOUN PKWY CENTER N LLC | Pass | State |
| 2017-04-24 | POTOMAC ENERGY CENTER LLC | Pass | State |
| 2017-03-01 | JANELIA RESEARCH CAMPUS - HHMI | Fail | State |
| 2017-02-08 | BHE GT&S - LEESBURG COMPRESSOR STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.