EPA Air · stack tests by county and year
Air-emissions stack tests in Ontario County, New York, 2025
- 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 Ontario 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 Ontario County facility page.
Ontario County, New York, 2025
- Inspections 28
Air-emissions stack tests in Ontario County, other years
Air-emissions stack tests recorded in Ontario County, New York, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-10-02 | GUARDIAN INDUSTRIES CORP | Pass | State |
| 2025-05-19 | TGP COMPRESSOR STATION 237 | Pass | State |
| 2025-04-09 | ONTARIO COUNTY LFG TO ENERGY FACILITY | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.