EPA Air · stack tests by county and year

Air-emissions stack tests in Humboldt County, Nevada, 2021

20Stack 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 Humboldt County, Nevada during 2021. 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 Humboldt County facility page.

Humboldt County, Nevada, 2021

Air-emissions stack tests in Humboldt County, other years

Air-emissions stack tests recorded in Humboldt County, Nevada, 2021

Date	Facility	Kind	Agency
2021-12-09	WINNEMUCCA PLANT — high-priority violation on file	Incomplete	State
2021-12-08	WINNEMUCCA COMPRESSOR STATION #4	Pass	State
2021-12-07	PARADISE COMPRESSOR STATION #3	Pass	State
2021-11-17	NORTH VALMY GENERATING STATION	Pass	State
2021-11-16	NORTH VALMY GENERATING STATION	Pass	State
2021-10-12	TWIN CREEKS MINE — high-priority violation on file	Pass	State
2021-09-23	NORTH VALMY GENERATING STATION	Pass	State
2021-09-21	NORTH VALMY GENERATING STATION	Pass	State
2021-08-25	CROFOOT/LEWIS PROJECT — high-priority violation on file	Pass	State
2021-08-19	WINNEMUCCA PLANT — high-priority violation on file	Fail	State
2021-08-16	NORTH VALMY GENERATING STATION	Pass	State
2021-08-16	NORTH VALMY GENERATING STATION	Pass	State
2021-07-22	MARIGOLD MINE	Pass	State
2021-07-19	TWIN CREEKS MINE — high-priority violation on file	Pass	State
2021-05-25	NORTH VALMY GENERATING STATION	Pass	State
2021-05-24	NORTH VALMY GENERATING STATION	Pass	State
2021-04-16	TWIN CREEKS MINE — high-priority violation on file	Pass	State
2021-04-15	TWIN CREEKS MINE — high-priority violation on file	Pass	State
2021-04-14	TWIN CREEKS MINE — high-priority violation on file	Pass	State
2021-03-25	NORTH VALMY GENERATING STATION	Pass	State

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