EPA Air · stack tests by state and year
Air-emissions stack tests in New Hampshire, 2024
- 61Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in New Hampshire during 2024; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in New Hampshire, 2024
- Merrimack County 15
- Hillsborough County 15
- Rockingham County 11
- Grafton County 6
- Coos County 5
- Strafford County 4
- Cheshire County 3
New Hampshire, other years
Air-emissions stack tests recorded in New Hampshire, 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-12-23 | MERRIMACK STATION | BOW, Merrimack, NH | Pass | State |
| 2024-12-17 | COLD RIVER MATERIALS - WALPOLE (S&G) | WALPOLE, Cheshire, NH | Fail | State |
| 2024-12-17 | COLD RIVER MATERIALS - WALPOLE (S&G) | WALPOLE, Cheshire, NH | Pass | State |
| 2024-12-05 | ST. PAUL'S SCHOOL | CONCORD, Merrimack, NH | Pass | State |
| 2024-12-05 | ST. PAUL'S SCHOOL | CONCORD, Merrimack, NH | Pass | State |
| 2024-12-04 | ST. PAUL'S SCHOOL | CONCORD, Merrimack, NH | Pass | State |
| 2024-11-27 | NASHUA, CITY OF - WASTEWATER TREATMENT FACILITY | NASHUA, Hillsborough, NH | Pass | State |
| 2024-11-26 | NASHUA, CITY OF - WASTEWATER TREATMENT FACILITY | NASHUA, Hillsborough, NH | Pass | State |
| 2024-10-29 | NASHUA, CITY OF - WASTEWATER TREATMENT FACILITY | NASHUA, Hillsborough, NH | Fail | State |
| 2024-10-29 | NASHUA, CITY OF - WASTEWATER TREATMENT FACILITY | NASHUA, Hillsborough, NH | Fail | State |
| 2024-10-23 | COLT REFINING, INC. | MERRIMACK, Hillsborough, NH | Pass | State |
| 2024-10-04 | HEBRON-BRIDGEWATER REGIONAL REFUSE DISTRICT — high-priority violation on file | BRIDGEWATER, Grafton, NH | Fail | State |
| 2024-09-27 | HEBRON-BRIDGEWATER REGIONAL REFUSE DISTRICT — high-priority violation on file | BRIDGEWATER, Grafton, NH | Pass | State |
| 2024-09-20 | NE RENEWABLE POWER SPRINGFIELD | SPRINGFIELD, Sullivan, NH | Pass | State |
| 2024-09-20 | NE RENEWABLE POWER SPRINGFIELD | SPRINGFIELD, Sullivan, NH | Pass | State |
| 2024-09-18 | ENVIRONMENTAL SOIL MANAGEMENT, INC. | LOUDON, Merrimack, NH | Pass | State |
| 2024-09-17 | ENVIRONMENTAL SOIL MANAGEMENT, INC. | LOUDON, Merrimack, NH | Pass | State |
| 2024-08-29 | GSP NEWINGTON LLC | NEWINGTON, Rockingham, NH | Pass | State |
| 2024-08-27 | GOFFSTOWN TRANSFER STATION | GOFFSTOWN, Hillsborough, NH | Fail | State |
| 2024-08-27 | GOFFSTOWN TRANSFER STATION | GOFFSTOWN, Hillsborough, NH | Pass | State |
| 2024-08-16 | UNIVERSITY OF NEW HAMPSHIRE | DURHAM, Strafford, NH | Pass | State |
| 2024-08-15 | AJ NONWOVENS-HAMPTON, LLC | HAMPTON, Rockingham, NH | Pass | State |
| 2024-08-14 | AJ NONWOVENS-HAMPTON, LLC | HAMPTON, Rockingham, NH | Pass | State |
| 2024-08-13 | LIBERTY MUTUAL DATA CENTER | PORTSMOUTH, Rockingham, NH | Pass | State |
| 2024-08-13 | LIBERTY MUTUAL DATA CENTER | PORTSMOUTH, Rockingham, NH | Pass | State |
| 2024-08-13 | LIBERTY MUTUAL DATA CENTER | PORTSMOUTH, Rockingham, NH | Pass | State |
| 2024-08-13 | NEWINGTON ENERGY | NEWINGTON, Rockingham, NH | Pass | State |
| 2024-08-13 | NEWINGTON ENERGY | NEWINGTON, Rockingham, NH | Pass | State |
| 2024-08-06 | UNIVERSITY OF NEW HAMPSHIRE | DURHAM, Strafford, NH | Pass | State |
| 2024-08-05 | UNIVERSITY OF NEW HAMPSHIRE | DURHAM, Strafford, NH | Pass | State |
| 2024-08-05 | UNIVERSITY OF NEW HAMPSHIRE | DURHAM, Strafford, NH | Pass | State |
| 2024-07-30 | CAN-ONE (USA), INC. D/B/A KJ CAN USA | NASHUA, Hillsborough, NH | Fail | State |
| 2024-07-24 | KEENE, CITY OF - TRANSFER STATION & RECYCLING CENTER | KEENE, Cheshire, NH | Pass | State |
| 2024-07-24 | BRIDGEWATER POWER COMPANY, L.P. | BRIDGEWATER, Grafton, NH | Pass | State |
| 2024-07-23 | BRIDGEWATER POWER COMPANY, L.P. | BRIDGEWATER, Grafton, NH | Pass | State |
| 2024-07-19 | C.P. MCDONOUGH CONSTRUCTION CORPORATION | NEWTON, Rockingham, NH | Pass | State |
| 2024-07-11 | MERRIMACK STATION | BOW, Merrimack, NH | Pass | State |
| 2024-07-11 | MERRIMACK STATION | BOW, Merrimack, NH | Pass | State |
| 2024-06-27 | WHEELABRATOR CONCORD COMPANY, L.P. | CONCORD, Merrimack, NH | Pass | State |
| 2024-06-27 | WHEELABRATOR CONCORD COMPANY, L.P. | CONCORD, Merrimack, NH | Pass | State |
| 2024-06-20 | BURGESS BIOPOWER | BERLIN, Coos, NH | Pass | State |
| 2024-06-13 | HHP INC. | HENNIKER, Merrimack, NH | Pass | State |
| 2024-05-29 | HITCHINER MANUFACTURING CO., INC. | MILFORD, Hillsborough, NH | Pass | State |
| 2024-05-08 | VELCRO USA INC. - MANCHESTER | MANCHESTER, Hillsborough, NH | Fail | State |
| 2024-05-08 | VELCRO USA INC. - MANCHESTER | MANCHESTER, Hillsborough, NH | Pass | State |
| 2024-05-03 | GRANITE RIDGE ENERGY, LLC | LONDONDERRY, Rockingham, NH | Pass | State |
| 2024-05-02 | GRANITE RIDGE ENERGY, LLC | LONDONDERRY, Rockingham, NH | Pass | State |
| 2024-04-30 | CRANE SECURITY TECHNOLOGIES, INC. — high-priority violation on file | NASHUA, Hillsborough, NH | Pass | State |
| 2024-04-10 | WHEELABRATOR CONCORD COMPANY, L.P. | CONCORD, Merrimack, NH | Pass | State |
| 2024-04-09 | WHEELABRATOR CONCORD COMPANY, L.P. | CONCORD, Merrimack, NH | Pass | State |
| 2024-03-26 | NE RENEWABLE POWER WHITEFIELD | WHITEFIELD, Coos, NH | Pass | State |
| 2024-03-21 | ANHEUSER-BUSCH, LLC | MERRIMACK, Hillsborough, NH | Pass | State |
| 2024-03-21 | ANHEUSER-BUSCH, LLC | MERRIMACK, Hillsborough, NH | Pass | State |
| 2024-03-19 | NE RENEWABLE POWER WHITEFIELD | WHITEFIELD, Coos, NH | Pass | State |
| 2024-03-19 | NE RENEWABLE POWER WHITEFIELD | WHITEFIELD, Coos, NH | Pass | State |
| 2024-03-19 | HHP INC. | HENNIKER, Merrimack, NH | Fail | State |
| 2024-02-28 | DARTMOUTH COLLEGE | HANOVER, Grafton, NH | Pass | State |
| 2024-02-28 | DARTMOUTH COLLEGE | HANOVER, Grafton, NH | Pass | State |
| 2024-01-31 | MERRIMACK STATION | BOW, Merrimack, NH | Pass | State |
| 2024-01-24 | BURGESS BIOPOWER | BERLIN, Coos, NH | Pass | State |
| 2024-01-09 | CONCORD EXPANSION COMPRESSOR STATION | PELHAM, Hillsborough, NH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.