EPA Air · stack tests by county and year

Air-emissions stack tests in Silver Bow County, Montana, 2020

10Stack 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 Silver Bow County, Montana during 2020. 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 Silver Bow County facility page.

Air-emissions stack tests in Silver Bow County, other years

Air-emissions stack tests recorded in Silver Bow County, Montana, 2020

Date	Facility	Kind	Agency
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State
2020-02-19	BASIN CREEK POWER SERVICES	Pass	State

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