Velarion Records

EPA Air · stack tests by county and year

Air-emissions stack tests in Northampton County, Pennsylvania, 2023

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 Northampton County, Pennsylvania 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 Northampton County facility page.

Northampton County, Pennsylvania, 2023

Air-emissions stack tests in Northampton County, other years

Air-emissions stack tests recorded in Northampton County, Pennsylvania, 2023

DateFacilityKindAgency
2023-12-15COLUMBIA GAS TRANS CORP/FORKS TWP FAC EASTON CTAPassState
2023-11-29HEIDELBERG MATERIALS US CEMENT LLC/NAZARETHPassState
2023-11-20VICTAULIC CO/FORKS FACILITYPassState
2023-10-05COLUMBIA GAS TRANS CORP/FORKS TWP FAC EASTON CTAPassState
2023-09-27VICTAULIC COMMERCE PARK FACILITYPassState
2023-06-22GREEN KNIGHT/PLAINFIELD LANDFILL GASPassState
2023-06-16HEIDELBERG MATERIALS US CEMENT LLC/NAZARETHPassState
2023-06-09HEIDELBERG MATERIALS US CEMENT LLC/NAZARETHPassState
2023-05-12KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on filePassState
2023-05-10OLDCASTLE APG/EASTONPassState
2023-05-10AIRLITE PLASTICS CO/NAZARETHPassState
2023-03-05NORTHAMPTON GEN CO/NORTHAMPTONPassState
2023-02-23FRESHPET INC/BETHLEHEMPassState
2023-02-03KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on filePassState
2023-01-17COLUMBIA GAS TRANS CORP/HELLERTOWN CTPassState
2023-01-04KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on filePassState

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 Northampton county, PA, in 2023. It lists 16 stack tests recorded in 2023.