EPA Air · stack tests by county and year
Air-emissions stack tests in Washtenaw County, Michigan, 2019
- 11Stack 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 Washtenaw County, Michigan during 2019. 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 Washtenaw County facility page.
Washtenaw County, Michigan, 2019
Air-emissions stack tests in Washtenaw County, other years
Air-emissions stack tests recorded in Washtenaw County, Michigan, 2019
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2019-12-20 | ARBOR HILLS LANDFILL, INC. — high-priority violation on file | Fail | State |
| 2019-12-19 | ARBOR HILLS LANDFILL, INC. — high-priority violation on file | Pass | State |
| 2019-12-04 | DTE GAS COMPANY - WILLOW RUN COMPRESSOR STATION | Pass | State |
| 2019-11-14 | UNIVERSITY OF MICHIGAN | Pass | State |
| 2019-10-30 | CONSUMERS ENERGY - FREEDOM COMPRESSOR STATION | Pass | State |
| 2019-06-18 | DTE GAS COMPANY - WILLOW RUN COMPRESSOR STATION | Pass | State |
| 2019-05-01 | DTE GAS COMPANY - WILLOW RUN COMPRESSOR STATION | Pass | State |
| 2019-04-02 | ARBOR HILLS LANDFILL, INC. — high-priority violation on file | Pass | State |
| 2019-04-02 | ARBOR HILLS LANDFILL, INC. — high-priority violation on file | Pass | State |
| 2019-01-15 | DTE GAS COMPANY - WILLOW RUN COMPRESSOR STATION | Pass | State |
| 2019-01-08 | AVL POWERTRAIN ENGINEERING | Pending | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.