Velarion Records

EPA Air · stack tests by county and year

Air-emissions stack tests in Harrison County, West Virginia, 2025

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, West Virginia during 2025. 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.

Harrison County, West Virginia, 2025

Air-emissions stack tests in Harrison County, other years

Air-emissions stack tests recorded in Harrison County, West Virginia, 2025

DateFacilityKindAgency
2025-12-10MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-12-09MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-11-18MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-11-06MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-11-04MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-08-07MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-08-06MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-08-06MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-08-05MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-07-22MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-07-09GOFF CONNECTOR LLC, CONNECTOR STATIONPassState
2025-06-10ANTERO MIDSTREAM LLC, ZINNIA STATIONPassState
2025-06-04MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-06-03MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-06-03MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-05-21MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-05-21MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-04-10MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-04-08EASTERN GAS TRANSMISSION AND STORAGE, INC., SARDIS STATIONPassState
2025-01-29MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-01-28MONONGAHELA POWER COMPANY, HARRISON STATIONPassState
2025-01-24MONONGAHELA POWER COMPANY, HARRISON STATIONPassState

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, WV, for 2025. It lists 22 stack tests recorded in 2025.