EPA Air · stack tests by county and year

Air-emissions stack tests in Hamilton County, Ohio, 2023

66Stack 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 2023. 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, 2023

Air-emissions stack tests in Hamilton County, other years

Air-emissions stack tests recorded in Hamilton County, Ohio, 2023

Date	Facility	Kind	Agency
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-14	MILL CREEK WWTP	Pass	State
2023-12-12	MILL CREEK WWTP	Pass	State
2023-12-06	UNIVERSITY OF CINCINNATI	Pass	State
2023-12-06	UNIVERSITY OF CINCINNATI	Pass	State
2023-12-06	UNIVERSITY OF CINCINNATI	Pass	State
2023-12-06	UNIVERSITY OF CINCINNATI	Pass	State
2023-11-22	UNIVERSITY OF CINCINNATI	Pass	State
2023-11-22	UNIVERSITY OF CINCINNATI	Pass	State
2023-11-02	EMERY OLEOCHEMICALS LLC	Pass	State
2023-11-02	EMERY OLEOCHEMICALS LLC	Pass	State
2023-10-19	MIAMI FORT POWER COMPANY LLC	Pass	State
2023-10-05	VALLEY ASPHALT #14	Pass	State
2023-09-22	NEXPERA FORT HILL PLANT	Pass	State
2023-09-18	GM CEREALS PROPERTIES, INC.	Pass	State
2023-09-18	GM CEREALS PROPERTIES, INC.	Pass	State
2023-09-12	INEOS ABS (USA) CORPORATION — high-priority violation on file	Pass	State
2023-09-06	CROSBY-HARRISON COMPRESSOR STATION	Pass	State
2023-09-06	CROSBY-HARRISON COMPRESSOR STATION	Pass	State
2023-09-06	CROSBY-HARRISON COMPRESSOR STATION	Pass	State
2023-09-06	CROSBY-HARRISON COMPRESSOR STATION	Pass	State
2023-09-06	CROSBY-HARRISON COMPRESSOR STATION	Pass	State
2023-08-31	BARRETT PAVING - CLEVES ASPHALT	Pass	State
2023-08-30	EMERY OLEOCHEMICALS LLC	Pass	State
2023-08-30	EMERY OLEOCHEMICALS LLC	Pass	State
2023-08-30	EMERY OLEOCHEMICALS LLC	Pass	State
2023-08-24	MIAMI FORT POWER COMPANY LLC	Pass	State
2023-08-08	UNIVERSITY OF CINCINNATI	Pass	State
2023-08-08	UNIVERSITY OF CINCINNATI	Pass	State
2023-08-08	UNIVERSITY OF CINCINNATI	Pass	State
2023-08-01	VALLEY ASPHALT #14	Fail	State
2023-07-21	MILL CREEK WWTP	Pass	State
2023-07-19	MIAMI FORT POWER COMPANY LLC	Pass	State
2023-07-19	MIAMI FORT POWER COMPANY LLC	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-14	MILL CREEK WWTP	Pass	State
2023-07-11	MILL CREEK WWTP	Pass	State
2023-07-07	MIAMI FORT POWER COMPANY LLC	Pass	State
2023-07-07	MIAMI FORT POWER COMPANY LLC	Pass	State
2023-07-03	MIAMI FORT POWER COMPANY LLC	Pass	State
2023-06-06	BR OHIO PRINTERS INC.	Pass	State
2023-06-06	BR OHIO PRINTERS INC.	Pass	State
2023-05-02	DTE ST. BERNARD, LLC	Pass	State
2023-05-02	DTE ST. BERNARD, LLC	Pass	State
2023-04-20	UNIVERSITY OF CINCINNATI	Pass	State
2023-03-09	TRAMMO NITROGEN PRODUCTS, INC.	Pass	State
2023-03-09	MIAMI FORT POWER COMPANY LLC	Pass	State
2023-02-28	CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER	Pass	State
2023-02-28	CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER	Pass	State
2023-02-28	CINCINNATI CHILDREN'S HOSPITAL MEDICAL CENTER	Pass	State
2023-02-14	SHEPHERD CHEMICAL CO	Pass	State
2023-02-07	PATHEON PHARMACEUTICALS INC.	Pass	State

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