EPA Air · stack tests by county and year

Air-emissions stack tests in Grant County, Washington, 2020

12Stack 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 Grant County, Washington 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 Grant County facility page.

Grant County, Washington, 2020

Air-emissions stack tests in Grant County, other years

Air-emissions stack tests recorded in Grant County, Washington, 2020

Date	Facility	Kind	Agency
2020-12-16	SGL COMPOSITES LLC	Pass	State
2020-12-08	SGL COMPOSITES LLC	Pass	State
2020-12-08	SGL COMPOSITES LLC	Pass	State
2020-12-07	SGL COMPOSITES LLC	Pass	State
2020-12-07	SGL COMPOSITES LLC	Pass	State
2020-12-07	SGL COMPOSITES LLC	Pass	State
2020-12-07	SGL COMPOSITES LLC	Pass	State
2020-08-13	SGL COMPOSITES LLC	Pass	State
2020-07-09	SGL COMPOSITES LLC	Pass	State
2020-07-08	SGL COMPOSITES LLC	Pass	State
2020-07-07	SGL COMPOSITES LLC	Pass	State
2020-06-18	SGL COMPOSITES LLC	Pass	State

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