EPA Air · stack tests by county and year
Air-emissions stack tests in Merrimack County, New Hampshire, 2023
- 12Stack 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 Merrimack County, New Hampshire during 2023. 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 Merrimack County facility page.
Merrimack County, New Hampshire, 2023
Air-emissions stack tests in Merrimack County, other years
What stands out
- Stack tests in Merrimack County, New Hampshire, fell from 14 in 2022, the previous year on file, to 12 in 2023.
- The county’s file for stack tests holds 10 years of events, from 2017 through 2026.
- Its 12 stack tests rank 1st of the 8 county cells in New Hampshire for 2023.
- Its 12 stack tests are 20.7% of the 58 the state’s file holds for 2023.
Every line is computed by formula from the state’s stored file; nothing is estimated.
Air-emissions stack tests recorded in Merrimack County, New Hampshire, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-09-26 | FOSTER MATERIALS, INC. | Pass | State |
| 2023-06-29 | WHEELABRATOR CONCORD COMPANY, L.P. | Pass | State |
| 2023-06-28 | WHEELABRATOR CONCORD COMPANY, L.P. | Pass | State |
| 2023-06-14 | QUALITY WOOD PRIMING, INC. | Pass | State |
| 2023-04-26 | WHEELABRATOR CONCORD COMPANY, L.P. | Pass | State |
| 2023-04-25 | WHEELABRATOR CONCORD COMPANY, L.P. | Pass | State |
| 2023-02-28 | MERRIMACK STATION | Pass | State |
| 2023-02-27 | MERRIMACK STATION | Fail | State |
| 2023-02-02 | MERRIMACK STATION | Pass | State |
| 2023-01-31 | MERRIMACK STATION | Pass | State |
| 2023-01-30 | MERRIMACK STATION | Pass | State |
| 2023-01-04 | EDWARD CROSS TRAINING COMPLEX | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
The page covers Clean Air Act facilities in the EPA air register for Merrimack, NH, in 2023. It lists 12 stack tests recorded in 2023.