EPA Air · stack tests by county and year

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

168Stack 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 Monroe 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 Monroe County facility page.

Air-emissions stack tests in Monroe County, other years

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

Date	Facility	Kind	Agency
2026-03-24	RANDALL PAD 952760	Pass	State
2026-03-24	RANDALL PAD 952760	Pass	State
2026-03-05	RICE DRILLING D LLC - EISENBARTH PAD	Pass	State
2026-03-05	RICE DRILLING D LLC - EISENBARTH PAD	Pass	State
2026-03-05	RICE DRILLING D LLC - EISENBARTH PAD	Pass	State
2026-03-05	YELLOW ROSE PAD 953034	Pass	State
2026-03-05	YELLOW ROSE PAD 953034	Pass	State
2026-03-05	YELLOW ROSE PAD 953034	Pass	State
2026-03-03	ORMET 9 PAD 952729	Pass	State
2026-03-03	ORMET 9 PAD 952729	Pass	State
2026-03-03	ORMET 9 PAD 952729	Pass	State
2026-03-03	ORMET 15 PAD 952728	Pass	State
2026-03-03	ORMET 15 PAD 952728	Pass	State
2026-03-03	ORMET 15 PAD 952728	Pass	State
2026-03-03	EQM OLYMPUS MIDSTREAM, LLC - SWITZ 27 CS	Pass	State
2026-03-03	EQM OLYMPUS MIDSTREAM, LLC - SWITZ 27 CS	Pass	State
2026-03-03	EQM OLYMPUS MIDSTREAM, LLC - SWITZ 27 CS	Pass	State
2026-02-18	HOLLIDAY PAD 952538	Pass	State
2026-02-18	HOLLIDAY PAD 952538	Pass	State
2026-02-18	HOLLIDAY PAD 952538	Pass	State
2026-02-18	MOSER PAD 952658	Pass	State
2026-02-18	MOSER PAD 952658	Pass	State
2026-02-18	MOSER PAD 952658	Pass	State
2026-02-17	RICHARD STALDER PAD 952766	Pass	State
2026-02-17	RICHARD STALDER PAD 952766	Pass	State
2026-02-17	RICHARD STALDER PAD 952766	Pass	State
2026-02-17	RIGGENBACH PAD 952771	Pass	State
2026-02-17	RIGGENBACH PAD 952771	Pass	State
2026-02-17	RIGGENBACH PAD 952771	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-11	EQM OLYMP MIDSTM GOLIATH, GODZILLA FORTRESS CMPRSR STNS	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-02-10	INR MIDSTREAM, LLC - MADISON COMPRESSOR STATION	Pass	State
2026-01-28	EQUITRANS LP - PLASMA COMPRESSOR STATION	Pass	State
2026-01-28	EQUITRANS LP - PLASMA COMPRESSOR STATION	Pass	State
2026-01-28	EQUITRANS LP - PLASMA COMPRESSOR STATION	Pass	State
2026-01-14	CRAIG MILLER PAD 952413	Pass	State
2026-01-14	CRAIG MILLER PAD 952413	Pass	State
2026-01-14	CRAIG MILLER PAD 952413	Pass	State
2026-01-13	PYLES PAD 952757	Pass	State
2026-01-13	PYLES PAD 952757	Pass	State
2026-01-13	PYLES PAD 952757	Pass	State
2026-01-13	DIETRICH PAD 952432	Pass	State
2026-01-13	DIETRICH PAD 952432	Pass	State
2026-01-13	DIETRICH PAD 952432	Pass	State
2026-01-09	BOLEN PAD 952350	Pass	State
2026-01-09	BOLEN PAD 952350	Pass	State
2026-01-09	BOLEN PAD 952350	Pass	State

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