EPA Air · stack tests by county and year
Air-emissions stack tests in Guilford County, North Carolina, 2025
- 14Stack 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 Guilford County, North Carolina 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 Guilford County facility page.
Guilford County, North Carolina, 2025
Air-emissions stack tests in Guilford County, other years
Air-emissions stack tests recorded in Guilford County, North Carolina, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-04 | NC MUNICIPAL POWER AGENCY NO. 1 - HIGH POINT WATER PUMP STAT | Pass | State |
| 2025-12-04 | NC MUNICIPAL POWER AGENCY NO. 1 - HIGH POINT POLO PLANT | Pass | State |
| 2025-11-13 | CITY OF GREENSBORO - T.Z. OSBORNE WATER RECLAMATION FACILITY — high-priority violation on file | Pass | State |
| 2025-11-12 | CITY OF HIGH POINT - EASTSIDE WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-16 | FUTURE FOAM, INC. | Pending | State |
| 2025-10-10 | NC MUNICIPAL POWER AGENCY NO. 1 - HIGH POINT WATER PUMP STAT | Pass | State |
| 2025-08-20 | CITY OF GREENSBORO - T.Z. OSBORNE WATER RECLAMATION FACILITY — high-priority violation on file | Pending | State |
| 2025-08-19 | CITY OF HIGH POINT - EASTSIDE WASTEWATER TREATMENT PLANT | Pending | State |
| 2025-07-16 | CITY OF GREENSBORO - T.Z. OSBORNE WATER RECLAMATION FACILITY — high-priority violation on file | Fail | State |
| 2025-06-18 | GUILFORD COUNTY TERMINAL COMPANY, LLC | Pass | State |
| 2025-05-29 | CITY OF HIGH POINT - EASTSIDE WASTEWATER TREATMENT PLANT | Pending | State |
| 2025-05-14 | CITY OF GREENSBORO - T.Z. OSBORNE WATER RECLAMATION FACILITY — high-priority violation on file | Pass | State |
| 2025-03-18 | BLYTHE CONSTRUCTION, INC. - PLANT #1 | Pass | State |
| 2025-01-29 | CITY OF HIGH POINT - EASTSIDE WASTEWATER TREATMENT PLANT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.