Velarion Records

The 340B register and hospital finances — joined, watched daily, delivered.

EPA Air · stack tests by county and year

Air-emissions stack tests in Mountrail County, North Dakota, 2023

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 Mountrail County, North Dakota during 2023. 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 Mountrail County facility page.

Mountrail County, North Dakota, 2023

Air-emissions stack tests in Mountrail County, other years

Air-emissions stack tests recorded in Mountrail County, North Dakota, 2023

DateFacilityKindAgency
2023-10-24ANDEAVOR FIELD SERVICES LLC - STANLEY COMPRESSOR STATION - AQPassState
2023-10-12HILAND PARTNERS HOLDINGS LLC - EDGEWATER COMPRESSOR STATIONN/AState
2023-04-27HILAND PARTNERS HOLDINGS LLC - EDGEWATER COMPRESSOR STATIONN/AState
2023-03-01VALENCE NATURAL GAS SOLUTIONS - FGC 004PassState
2023-02-28ANDEAVOR FIELD SERVICES LLC - STANLEY COMPRESSOR STATION - AQPassState

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.