EPA Air · stack tests by county and year

Air-emissions stack tests in Hamilton County, Ohio, 2024

67Stack 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 Hamilton County, Ohio during 2024. 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 Hamilton County facility page.

Hamilton County, Ohio, 2024

Air-emissions stack tests in Hamilton County, other years

What stands out

Stack tests in Hamilton County, Ohio, rose from 66 in 2023, the previous year on file, to 67 in 2024.
The county’s file for stack tests holds 10 years of events, from 2017 through 2026.
Its 67 stack tests rank 14th of the 59 county cells in Ohio for 2024.
Its 67 stack tests are 2.5% of the 2,721 the state’s file holds for 2024.

Every line is computed by formula from the state’s stored file; nothing is estimated.

Air-emissions stack tests recorded in Hamilton County, Ohio, 2024

Date	Facility	Kind	Agency
2024-12-18	MANE INC	Pass	State
2024-12-18	MANE INC	Pass	State
2024-12-18	MANE INC	Pass	State
2024-12-03	UNIVERSITY OF CINCINNATI	Pass	State
2024-12-03	UNIVERSITY OF CINCINNATI	Pass	State
2024-12-03	UNIVERSITY OF CINCINNATI	Pass	State
2024-12-03	UNIVERSITY OF CINCINNATI	Pass	State
2024-11-20	MILL CREEK WWTP	Pass	State
2024-11-12	UNIVERSITY OF CINCINNATI	Pass	State
2024-11-12	UNIVERSITY OF CINCINNATI	Pass	State
2024-11-12	MILL CREEK WWTP	Pass	State
2024-10-17	PATHEON PHARMACEUTICALS INC.	Pass	State
2024-10-10	EI CERAMICS LLC	Pass	State
2024-10-10	EI CERAMICS LLC	Pass	State
2024-10-08	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-09-19	MILL CREEK WWTP	Pass	State
2024-09-19	MILL CREEK WWTP	Pass	State
2024-09-18	NEXPERA FORT HILL PLANT	Pass	State
2024-09-18	GM CEREALS PROPERTIES, INC.	Pass	State
2024-09-18	GM CEREALS PROPERTIES, INC.	Pass	State
2024-09-10	INEOS ABS (USA) CORPORATION — high-priority violation on file	Pass	State
2024-08-29	EMERY OLEOCHEMICALS LLC	Pass	State
2024-08-29	EMERY OLEOCHEMICALS LLC	Pass	State
2024-08-29	EMERY OLEOCHEMICALS LLC	Pass	State
2024-07-31	UNIVERSITY OF CINCINNATI	Pass	State
2024-07-31	UNIVERSITY OF CINCINNATI	Pass	State
2024-07-31	UNIVERSITY OF CINCINNATI	Pass	State
2024-07-31	UNIVERSITY OF CINCINNATI	Pass	State
2024-07-26	THE PROCTER AND GAMBLE CO.	Pass	State
2024-07-26	THE PROCTER AND GAMBLE CO.	Pass	State
2024-07-18	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-07-18	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-07-02	EMERY OLEOCHEMICALS LLC	Pass	State
2024-07-01	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-06-13	VALLEY ASPHALT - QUEENSGATE	Pass	State
2024-05-30	BUCKEYE TERMINALS LLC CINCINNATI TERMINAL	Pass	State
2024-05-21	DTE ST. BERNARD, LLC	Pass	State
2024-05-21	DTE ST. BERNARD, LLC	Pass	State
2024-05-16	BARRETT PAVING - READING ASPHALT	Pass	State
2024-05-08	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-05-08	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-05-08	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-05-08	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-05-07	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-05-07	MIAMI FORT POWER COMPANY LLC	Pass	State
2024-03-26	THE PROCTER AND GAMBLE CO.	Pass	State
2024-03-12	EI CERAMICS LLC	Pass	State
2024-03-07	TRAMMO NITROGEN PRODUCTS, INC.	Pass	State
2024-02-27	CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER	Pass	State
2024-02-27	CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER	Pass	State
2024-02-27	CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER	Pass	State
2024-02-27	WHITE CASTLE SYSTEM, INC.	Pass	State
2024-02-21	FORMICA CORPORATION - EVENDALE	Pass	State
2024-02-21	FORMICA CORPORATION - EVENDALE	Pass	State
2024-02-21	FORMICA CORPORATION - EVENDALE	Pass	State
2024-02-08	DTE ST. BERNARD, LLC	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-31	MILL CREEK WWTP	Pass	State
2024-01-11	GSF ENERGY, LLC	Pass	State
2024-01-09	MIAMI FORT POWER COMPANY LLC	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 Hamilton county, OH, for 2024. It lists 67 stack tests recorded in 2024.