EPA Air · stack tests by county and year
Air-emissions stack tests in Putnam County, Ohio, 2026
- 8Stack 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 Putnam County, Ohio during 2026. 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 Putnam County facility page.
Putnam County, Ohio, 2026
Air-emissions stack tests in Putnam County, other years
What stands out
- Stack tests in Putnam County, Ohio, fell from 34 in 2025, the previous year on file, to 8 in 2026.
- The county’s file for stack tests holds 7 years of events, from 2017 through 2026.
- Its 8 stack tests rank 35th of the 56 county cells in Ohio for 2026.
- Its 8 stack tests are 0.4% of the 1,887 the state’s file holds for 2026.
Every line is computed by formula from the state’s stored file; nothing is estimated.
Air-emissions stack tests recorded in Putnam County, Ohio, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-06-18 | PRO-TEC COATING COMPANY | Pass | State |
| 2026-06-18 | PRO-TEC COATING COMPANY | Pass | State |
| 2026-06-17 | PRO-TEC COATING COMPANY | Pass | State |
| 2026-06-17 | PRO-TEC COATING COMPANY | Pass | State |
| 2026-06-17 | PRO-TEC COATING COMPANY | Pass | State |
| 2026-05-07 | POET BIOREFINING - LEIPSIC — high-priority violation on file | Fail | State |
| 2026-05-06 | POET BIOREFINING - LEIPSIC — high-priority violation on file | Fail | State |
| 2026-05-05 | POET BIOREFINING - LEIPSIC — 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.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in Putnam, OH, for 2026. It lists 3 stack tests recorded in 2026.