EPA Air · stack tests by county and year

Air-emissions stack tests in Northampton County, Pennsylvania, 2019

20Stack 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 Northampton County, Pennsylvania during 2019. 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, 2019

Air-emissions stack tests in Northampton County, other years

Air-emissions stack tests recorded in Northampton County, Pennsylvania, 2019

Date	Facility	Kind	Agency
2019-12-20	NORTHAMPTON GEN CO/NORTHAMPTON	Pass	State
2019-12-17	KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on file	Pass	State
2019-12-16	HEIDELBERG MATERIALS US CEMENT LLC/NAZARETH	Pass	State
2019-12-12	GREEN KNIGHT/PLAINFIELD LANDFILL GAS	Pass	State
2019-11-19	HERCULES CEMENT CO LLC/STOCKERTOWN	Pass	State
2019-10-22	KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on file	Pass	State
2019-10-03	HEIDELBERG MATERIALS US CEMENT LLC/NAZARETH	Pass	State
2019-08-30	KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on file	Pass	State
2019-08-29	COLUMBIA GAS TRANS CORP/FORKS TWP FAC EASTON CTA	Pass	State
2019-08-28	HERCULES CEMENT CO LLC/STOCKERTOWN	Pass	State
2019-08-20	FRESHPET INC/BETHLEHEM	Pass	State
2019-08-19	SILBRICO CORP/EASTON	Pass	State
2019-07-10	HERCULES CEMENT CO LLC/STOCKERTOWN	Pass	State
2019-06-20	HEIDELBERG MATERIALS US CEMENT LLC/NAZARETH	Pass	State
2019-04-11	COLUMBIA GAS TRANS CORP/FORKS TWP FAC EASTON CTA	Pass	State
2019-02-11	NORTHAMPTON GEN CO/NORTHAMPTON	Pass	State
2019-02-06	NORTHAMPTON GEN CO/NORTHAMPTON	Pass	State
2019-02-06	NORTHAMPTON GEN CO/NORTHAMPTON	Fail	State
2019-02-01	COLUMBIA GAS TRANS CORP/HELLERTOWN CT	Pass	State
2019-01-03	NORTHAMPTON GEN CO/NORTHAMPTON	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 for Northampton county, PA, in 2019. It lists stack tests recorded in 2019: 20.