EPA Air · stack tests by state, industry and year
Pipeline transportation (NAICS 4862): stack tests in Oklahoma, 2026
- 3Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2026 at a Oklahoma source whose primary industry code is NAICS 4862. A facility filing more than one industry code is counted under the first one on its record.
Pipeline transportation (NAICS 4862) in Oklahoma, other years
Other industries in Oklahoma, 2026
Air-emissions stack tests recorded in Oklahoma, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-05-27 | SOUTHERN STAR CTL GAS PIPELINE INC / RATLIFF CITY COMPRESSOR STATION | RATLIFF CITY, Carter, OK | Pass | State |
| 2026-03-17 | ET GATHERING PROCESSING LLC / ALEX COMPRESSOR STATION | ALEX, Grady, OK | Pass | State |
| 2026-02-17 | ONEOK GAS TRANSPORTATION LLC / SALT CREEK COMPRESSOR STATION | DEPEW, Creek, OK | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.