EPA Air · stack tests by county and year

Air-emissions stack tests in Cumberland County, Maine, 2020

25Stack 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 Cumberland County, Maine during 2020. 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 Cumberland County facility page.

Cumberland County, Maine, 2020

Air-emissions stack tests in Cumberland County, other years

Air-emissions stack tests recorded in Cumberland County, Maine, 2020

Date	Facility	Kind	Agency
2020-11-24	SAPPI NORTH AMERICA, INC.	Pass	State
2020-11-17	SAPPI NORTH AMERICA, INC.	Pass	State
2020-11-04	FPL ENERGY WYMAN LLC	Pass	State
2020-10-23	ECO MAINE	Pass	State
2020-10-22	ECO MAINE	Pass	State
2020-09-24	FPL ENERGY WYMAN LLC	Pass	State
2020-09-23	FPL ENERGY WYMAN LLC	Fail	State
2020-09-08	SAPPI NORTH AMERICA, INC.	Pass	State
2020-08-11	SAPPI NORTH AMERICA, INC.	Pass	State
2020-07-08	WESTBROOK ENERGY CENTER, LLC	Pass	State
2020-07-07	WESTBROOK ENERGY CENTER, LLC	Pass	State
2020-05-28	SUNOCO MIDSTREAM LLC	Pass	State
2020-05-28	SUNOCO MIDSTREAM LLC	Pass	State
2020-05-20	SOUTH PORTLAND TERMINAL LLC	Pass	State
2020-05-07	CITGO PETROLEUM CORPORATION	Pass	State
2020-05-06	MAINEHEALTH	Pass	State
2020-05-06	MAINEHEALTH	Pass	State
2020-05-06	MAINEHEALTH	Pass	State
2020-04-07	DIODES US MANUFACTURING INCORPORATED	Pass	State
2020-03-17	PORTLAND WATER DISTRICT	Pass	State
2020-03-11	TEXAS INSTRUMENTS INCORPORATED	Pass	State
2020-02-20	MARITIMES & NORTHEAST PIPELINE, L.L.C.	Pass	State
2020-01-24	FPL ENERGY WYMAN LLC	Pass	State
2020-01-23	FPL ENERGY WYMAN LLC	Pass	State
2020-01-21	FPL ENERGY WYMAN LLC	Pass	State

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