EPA Air · stack tests by county and year
Air-emissions stack tests in Suffolk County, New York, 2025
- 13Stack 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 Suffolk County, New York during 2025. 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 Suffolk County facility page.
Suffolk County, New York, 2025
- Inspections 189
Air-emissions stack tests in Suffolk County, other years
What stands out
- Stack tests in Suffolk County, New York, rose from 9 in 2024, the previous year on file, to 13 in 2025.
- The county’s file for stack tests holds 10 years of events, from 2017 through 2026.
- Its 13 stack tests rank 1st of the 18 county cells in New York for 2025.
- Its 13 stack tests are 10.3% of the 126 the state’s file holds for 2025.
Every line is computed by formula from the state’s stored file; nothing is estimated.
Air-emissions stack tests recorded in Suffolk County, New York, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-19 | JOSH PACKAGING INC | Pass | State |
| 2025-10-14 | ISLIP MACARTHUR RESOURCE RECOVERY FACILITY | Pass | State |
| 2025-08-26 | BABYLON RESOURCE RECOVERY FACILITY | Pass | State |
| 2025-08-21 | COVANTA HUNTINGTON LLC | Pass | State |
| 2025-08-20 | COVANTA HUNTINGTON LLC | Pass | State |
| 2025-07-17 | FISHERS ISLAND UTILITY COMPANY | Pass | State |
| 2025-07-09 | BROOKHAVEN LANDFILL AND RECYCLING AREA | Pass | State |
| 2025-06-25 | EAST HAMPTON GT FACILITY | Pass | State |
| 2025-06-24 | EAST HAMPTON GT FACILITY | Pass | State |
| 2025-02-07 | BROOKHAVEN NATIONAL LABORATORY | Pass | State |
| 2025-01-16 | VYBOND SPECIALTY TAPES LLC | Pass | State |
| 2025-01-15 | VYBOND SPECIALTY TAPES LLC | Pass | State |
| 2025-01-14 | VYBOND SPECIALTY TAPES LLC | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page lists Clean Air Act facilities in the EPA air register with stack tests in Suffolk, NY, for 2025. The stack tests recorded in 2025 total 12.