EPA Air · stack tests by county and year

Air-emissions stack tests in Rio Blanco County, Colorado, 2020

15Stack 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 Rio Blanco County, Colorado 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 Rio Blanco County facility page.

Rio Blanco County, Colorado, 2020

Air-emissions stack tests in Rio Blanco County, other years

Air-emissions stack tests recorded in Rio Blanco County, Colorado, 2020

Date	Facility	Kind	Agency
2020-12-17	UTAH GAS - DRAGON TRAIL — high-priority violation on file	Pass	State
2020-12-08	UTAH GAS - DRAGON TRAIL — high-priority violation on file	Fail	State
2020-12-03	ROCKY MOUNTAIN NAT GAS - PICEANCE	Pass	State
2020-12-01	ROCKY MOUNTAIN NAT GAS - PICEANCE	Pass	State
2020-10-30	UTAH GAS - DRAGON TRAIL — high-priority violation on file	Pass	State
2020-10-30	UTAH GAS - DRAGON TRAIL — high-priority violation on file	Pass	State
2020-06-11	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	Pass	State
2020-06-11	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	Pass	State
2020-06-10	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	Pass	State
2020-06-10	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	Pass	State
2020-06-09	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	Pass	State
2020-05-18	UTAH GAS - DRAGON TRAIL — high-priority violation on file	Pass	State
2020-05-18	UTAH GAS - DRAGON TRAIL — high-priority violation on file	Pass	State
2020-04-14	NATURAL SODA LLC	Pass	State
2020-02-11	NATURAL SODA LLC	Fail	State

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