EPA Air · stack tests by county and year
Air-emissions stack tests in Montgomery County, Pennsylvania, 2024
- 16Stack 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 Montgomery County, Pennsylvania 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 Montgomery County facility page.
Montgomery County, Pennsylvania, 2024
Air-emissions stack tests in Montgomery County, other years
Air-emissions stack tests recorded in Montgomery County, Pennsylvania, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-12-17 | PENN COLOR/HATFIELD | Pass | State |
| 2024-12-08 | REWORLD PLYMOUTH/ PLYMOUTH — high-priority violation on file | Pass | State |
| 2024-12-04 | UPPER MORELAND HATBORO JT SEW AUTH/WILLOW GROVE | Pass | State |
| 2024-11-26 | CLEMENS FOOD GROUP LLC/HATFIELD PLT — high-priority violation on file | Pass | State |
| 2024-10-08 | GLAXOSMITHKLINE/UPPER MERION BIOPHARM | Pass | State |
| 2024-09-11 | JANSSEN RESEARCH & DEVELOPMENT LLC/LOWER GWYNEDD | Pass | State |
| 2024-09-04 | HEIDELBERG MATERIALS NE LLC /PERKIOMENVILLE — high-priority violation on file | Pass | State |
| 2024-07-30 | LOCKHEED MARTIN CORP/KING OF PRUSSIA | Pass | State |
| 2024-06-28 | BLOMMER CHOCOLATE CO/E GREENVILLE PLT | Pass | State |
| 2024-04-16 | GLAXO SMITHKLINE/UPPER PROVIDENCE — high-priority violation on file | Pass | State |
| 2024-04-05 | UPPER MORELAND HATBORO JT SEW AUTH/WILLOW GROVE | Pending | State |
| 2024-04-04 | JANSSEN RESEARCH & DEVELOPMENT LLC/LOWER GWYNEDD | Pass | State |
| 2024-03-21 | PECO ENERGY CO/WEST CONSHOHOCKEN GAS PLTW | Pending | State |
| 2024-02-21 | SPS TECH INC/ABINGTON | Pass | State |
| 2024-02-01 | GLAXOSMITHKLINE/UPPER MERION EAST | Pass | State |
| 2024-01-10 | MATHESON TRI GAS/UPPER HANOVER | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.