EPA Air · stack tests by county and year
Air-emissions stack tests in Undetermined County, Ohio, 2025
- 42Stack 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 Undetermined County, Ohio 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 Undetermined County facility page.
Undetermined County, Ohio, 2025
- Inspections 14
Air-emissions stack tests in Undetermined County, other years
Air-emissions stack tests recorded in Undetermined County, Ohio, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-14 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-11-14 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-11-14 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-11-14 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-11-14 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-11-14 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-11-05 | INR MIDSTREAM, LLC - LONG COMPRESSOR STATION | Pass | State |
| 2025-08-29 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-08-29 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-08-29 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-05-01 | INR MIDSTREAM, LLC - BATESVILLE | Pass | State |
| 2025-05-01 | INR MIDSTREAM, LLC - BATESVILLE | Pass | State |
| 2025-05-01 | INR MIDSTREAM, LLC - BATESVILLE | Pass | State |
| 2025-02-07 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-02-07 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2025-02-07 | ROCKIES EXPRESS PIPELINE - SENECA COMPRESSOR STATION — high-priority violation on file | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.