EPA Air · inspections by county and year
Air-emissions inspections in Custer County, Oklahoma, 2026
- 3Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Custer County, Oklahoma 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 Custer County facility page.
Air-emissions inspections in Custer County, other years
Air-emissions inspections recorded in Custer County, Oklahoma, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-04-17 | ET GATHERING PROCESSING LLC / MCCLURE GAS PROCESSING PLANT | PCE On-Site Record/Report Review | State |
| 2026-03-23 | ET GATHERING PROCESSING LLC / CUSTER ELECTRIC STATION | FCE On-Site | State |
| 2026-03-04 | MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file | FCE On-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.