EPA Air · stack tests by county and year

Air-emissions stack tests in Harrison County, Ohio, 2026

159Stack 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 Harrison County, Ohio during 2026. 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 Harrison County facility page.

Air-emissions stack tests in Harrison County, other years

Air-emissions stack tests recorded in Harrison County, Ohio, 2026

Date	Facility	Kind	Agency
2026-07-29	ASCENT RESOURCES-UTICA LLC -CRAVAT COAL SHC HR WELL PAD	Pass	State
2026-07-29	ASCENT RESOURCES-UTICA LLC -CRAVAT COAL SHC HR WELL PAD	Pass	State
2026-07-29	ASCENT RESOURCES-UTICA LLC -CRAVAT COAL SHC HR WELL PAD	Pass	State
2026-07-29	ASCENT RESOURCES - UTICA LLC - BANJO SHC HR	Pass	State
2026-07-29	ASCENT RESOURCES - UTICA LLC - BANJO SHC HR	Pass	State
2026-07-29	ASCENT RESOURCES - UTICA LLC - BANJO SHC HR	Pass	State
2026-07-21	EOG RESOURCES, INC. - KIDD 21-12-6 PAD	Pass	State
2026-07-21	EOG RESOURCES, INC. - KIDD 21-12-6 PAD	Pass	State
2026-07-21	EOG RESOURCES, INC. - KIDD 21-12-6 PAD	Pass	State
2026-07-16	EOG RESOURCES, INC. - E CLARK SOUTH CTB	Pass	State
2026-07-16	EOG RESOURCES, INC. - E CLARK SOUTH CTB	Pass	State
2026-07-16	EOG RESOURCES, INC. - E CLARK SOUTH CTB	Pass	State
2026-06-15	ASCENT RESOURCES - UTICA LLC - RED HILL FARMS 1-3N-1W	Pass	State
2026-06-15	ASCENT RESOURCES - UTICA LLC - RED HILL FARMS 1-3N-1W	Pass	State
2026-06-15	ASCENT RESOURCES - UTICA LLC - RED HILL FARMS 1-3N-1W	Pass	State
2026-06-12	BLUE RACER MIDSTREAM, LLC - MIZER STATION	Pass	State
2026-06-12	BLUE RACER MIDSTREAM, LLC - MIZER STATION	Pass	State
2026-06-12	BLUE RACER MIDSTREAM, LLC - MIZER STATION	Pass	State
2026-06-10	BLUE RACER MIDSTREAM LLC - HFS#3 (ATHENS B)	Pass	State
2026-06-10	BLUE RACER MIDSTREAM LLC - HFS#3 (ATHENS B)	Pass	State
2026-06-10	BLUE RACER MIDSTREAM LLC - HFS#3 (ATHENS B)	Pass	State
2026-06-09	BLUE RACER MIDSTREAM LLC - HFS#2	Pass	State
2026-06-09	BLUE RACER MIDSTREAM LLC - HFS#2	Pass	State
2026-06-09	BLUE RACER MIDSTREAM LLC - HFS#2	Pass	State
2026-06-02	EOG RESOURCES, INC. - KIDD 21-12-6 PAD	Pass	State
2026-06-02	EOG RESOURCES, INC. - KIDD 21-12-6 PAD	Pass	State
2026-06-02	EOG RESOURCES, INC. - KIDD 21-12-6 PAD	Pass	State
2026-05-27	EOG RESOURCES, INC. - GOODING CTB	Pass	State
2026-05-27	EOG RESOURCES, INC. - GOODING CTB	Pass	State
2026-05-27	EOG RESOURCES, INC. - GOODING CTB	Pass	State
2026-05-26	EOG RESOURCES, INC. - GOODING CTB	Pass	State
2026-05-26	EOG RESOURCES, INC. - GOODING CTB	Pass	State
2026-05-26	EOG RESOURCES, INC. - GOODING CTB	Pass	State
2026-05-19	EOG RESOURCES, INC. - E CLARK SOUTH CTB	Pass	State
2026-05-19	EOG RESOURCES, INC. - E CLARK SOUTH CTB	Pass	State
2026-05-19	EOG RESOURCES, INC. - E CLARK SOUTH CTB	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-05-01	MARKWEST YODER COMPRESSOR STATION	Pass	State
2026-04-28	EOG RESOURCES, INC. - GUTHRIE HN FRA PAD	Pass	State
2026-04-28	EOG RESOURCES, INC. - GUTHRIE HN FRA PAD	Pass	State
2026-04-28	EOG RESOURCES, INC. - GUTHRIE HN FRA PAD	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-04-23	ENERGY TRANSFER -ROVER PIPELINE - CADIZ COMPRESSOR STN	Pass	State
2026-03-25	ASCENT RESOURCES - BEACON CDZ HR	Pass	State
2026-03-25	ASCENT RESOURCES - BEACON CDZ HR	Pass	State
2026-03-25	ASCENT RESOURCES - BEACON CDZ HR	Pass	State
2026-03-25	ASCENT RESOURCES - UTICA LLC - VICTORIA ATH HR	Pass	State
2026-03-25	ASCENT RESOURCES - UTICA LLC - VICTORIA ATH HR	Pass	State
2026-03-25	ASCENT RESOURCES - UTICA LLC - VICTORIA ATH HR	Pass	State
2026-03-24	ASCENT RESOURCES-UTICA, LLC - ALPHA ATH HR	Pass	State
2026-03-24	ASCENT RESOURCES-UTICA, LLC - ALPHA ATH HR	Pass	State
2026-03-24	ASCENT RESOURCES-UTICA, LLC - ALPHA ATH HR	Pass	State
2026-03-24	ASCENT RESOURCES - UTICA LLC - SHEPORGI GRN HR	Pass	State
2026-03-24	ASCENT RESOURCES - UTICA LLC - SHEPORGI GRN HR	Pass	State
2026-03-24	ASCENT RESOURCES - UTICA LLC - SHEPORGI GRN HR	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST HARRISON WEST COMPRESSOR STATION	Pass	State
2026-03-12	MARKWEST LAKE COMPRESSOR STATION	Pass	State

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 Harrison county, OH, in 2026. It lists 159 stack tests recorded in 2026.