Velarion Records

EPA Air · stack tests by county and year

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

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

DateFacilityKindAgency
2020-12-16SGL COMPOSITES LLCPassState
2020-12-08SGL COMPOSITES LLCPassState
2020-12-08SGL COMPOSITES LLCPassState
2020-12-07SGL COMPOSITES LLCPassState
2020-12-07SGL COMPOSITES LLCPassState
2020-12-07SGL COMPOSITES LLCPassState
2020-12-07SGL COMPOSITES LLCPassState
2020-08-13SGL COMPOSITES LLCPassState
2020-07-09SGL COMPOSITES LLCPassState
2020-07-08SGL COMPOSITES LLCPassState
2020-07-07SGL COMPOSITES LLCPassState
2020-06-18SGL COMPOSITES LLCPassState

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

What this page shows

This page covers Clean Air Act facilities in the EPA air register with stack tests in Grant county, WA, in 2020. It lists 12 stack tests recorded in 2020.