EPA Air · by county
Air-emissions sources in Montgomery County, Pennsylvania
- 474Facilities
Every stationary source in Montgomery County, Pennsylvania that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
By emissions classification in Montgomery County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Montgomery County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 292
- 2025 — inspections 480
- 2024 — inspections 407
- 2023 — inspections 287
- 2022 — inspections 291
- 2021 — inspections 175
- 2020 — inspections 260
- 2019 — inspections 400
- 2018 — inspections 424
- 2017 — inspections 454
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| 1ST BLUE BELL CLNR/BLUE BELL | Minor source | No |
| 300 BROOKSIDE COMMERCIAL/AMBLER | Minor source | No |
| 3M/ ROYERSFORD | Minor source | No |
| 401 CITY AVE ASSOC/LOWER MERION | Synthetic minor source | No |
| 727 NORRISTOWN RD LP/SPRINGHOUSE TECH PARK | Synthetic minor source | Yes |
| ABATOS AUTO BODY/HATBORO | Minor source | No |
| ABBEYS TOO INC/ORELAND | Minor source | No |
| ABINGTON AUTO BODY/WILLOW GROVE | Minor source | No |
| ABINGTON MEM HOSP/ABINGTON | Synthetic minor source | No |
| ACCUMETRICS LTD/ROYERSFORD | Minor source | No |
| ACCUPAC INC/MAINLAND | Minor source | No |
| ACE CLNR/NORTH WALES | Minor source | No |
| ACE LAUNDRY & DRY CLEANERS | Minor source | No |
| ACME CORRUGATED BOX CO/HATBORO | Synthetic minor source | No |
| AEGIS TECH INC/POTTSTOWN BORO | Minor source | No |
| AESEL CLNR/UPPER MERION TWP | Minor source | No |
| AIRGAS USA LLC/MONTGOMERYVILLE | Minor source | No |
| AJ VAUGHN AUTO BODY & RESTORATION/NORRISTOWN | Minor source | No |
| ALCOM PRINTING/HARLEYSVILLE PLT | Minor source | No |
| ALL TUNE & LUBE | Minor source | No |
| ALLIED RECYCLING/GLASGOW SPRINGHOUSE OPR | Minor source | No |
| ALPHA CLNRS/LOWER MERION TWP | Minor source | No |
| ALTAMIRA MATERIALS SOLUTIONS / HATFIELD | Minor source | No |
| AMATEX LLC/NORRISTOWN | Minor source | No |
| AMAZON/NORRISTOWN | Minor source | No |
| AMER MACH & TOOL CO/ROYERSFORD BORO | Minor source | No |
| AMETEK DREXELBROOK/HORSHAM TWP | Minor source | No |
| AMPHENOL CIT/LIMERICK PLT | Minor source | No |
| ANDERS DETWEILER FUNERAL HOME/SOUDERTON | Minor source | No |
| ANTONELLIS CLNR/NORRISTOWN | Minor source | No |
| ARDMORE AUTO BODY INC/ARDMORE | Minor source | No |
| ARDSLEY CLNR/GLENSIDE | Minor source | No |
| ARKEMA INC/KING OF PRUSSIA | Synthetic minor source | No |
| ARMEN CHEVROLET/ARDMORE | Minor source | No |
| ASHBOURNE CLEANERS | Minor source | No |
| ASHBOURNE CLNR/CHELTENHAM TWP | Minor source | No |
| ASI TECH INC/MONTGOMERY TWP | Minor source | No |
| B & J EXCAV INC/ PRESERVE AT PROVIDENCE/ UPR PROVIDENCE TWP | Minor source | No |
| BAEDERWOOD DELUXE CLNR/JENKINTOWN | Minor source | No |
| BALA CLNR/LOWER MERION TWP | Minor source | No |
| BEAUMONT RETIREMENT COMM INC/LOWER MERION TWP | Minor source | No |
| BELL RUN CLNR/MONTGOMERY TWP | Minor source | No |
| BELMONT CLNR/LOWER MERION TWP | Minor source | No |
| BERGEYS AUTOMOTIVE EXCELLENCE/FRANCONIA | Minor source | No |
| BEST CLNR | Minor source | No |
| BETHLEHEM PIKE CLNR/AMBLER | Minor source | No |
| BLACK HORSE AUTO BODY SHOP/PLYMOUTH MEETING | Minor source | No |
| BLOMMER CHOCOLATE CO/E GREENVILLE PLT | Major source | No |
| BO RIT CORP/AMBLER | Minor source | No |
| BOCCHINO CLNR/AMBLER | Minor source | No |
| BOND CLNR/GLENSIDE | Minor source | No |
| BORO LINE AUTO SVC INC/KING OF PRUSSIA | Minor source | No |
| BOSIO METAL SPECIALITIES/UPPER GWENEDD TWP | Minor source | No |
| BP GAS STATION | Minor source | No |
| BP GAS STATION | Minor source | No |
| BRIDGEPORT CREMATORY/BRIDGEPORT | Minor source | No |
| BROOKS INSTRUMENT CO/HATFIELD | Minor source | No |
| BRYN MAWR COLL/BRYN MAWR | Minor source | No |
| BULK DRY CLEANING BY CAROLYN | Minor source | No |
| C & C FORD SALES INC/HORSHAM | Minor source | No |
| CALIBER COLL CTR/GLENSIDE | Minor source | No |
| CAMPANIA INTL INC/PENNSBURG | Synthetic minor source | No |
| CAR SENSE, INC. | Minor source | No |
| CARLSON AUTO PAINT CO/HATFIELD TWP | Minor source | No |
| CATAGNUS FUNERAL HOME & CREMATION CTR/LIMERICK | Minor source | No |
| CATANIA AUTO BODY/NORRISTOWN | Minor source | No |
| CENTER POINT CLNR/WORCESTER | Minor source | No |
| CENTER SQUARE MOTORS LTD/CENTER SQUARE | Minor source | No |
| CENTER SQUARE MOTORS/WEST NORRITON | Minor source | No |
| CENVEO CORP/UPPER DUBLIN TWP | Minor source | No |
| CHARLES CLNR/LANSDALE | Minor source | No |
| CHEMALLOY COMPANY LLC/ CONSHOHOCKEN | Synthetic minor source | Yes |
| CHEROKEE AUTOMOTIVE | Minor source | No |
| CHOWNS FABRICATION & RIGGING INC/SKIPPAC | Minor source | No |
| CINDYS SIGNATURE CLNR & TAILORS/ABINGTON | Minor source | No |
| CLASSIC AUTO BODY LTD/HAVERFORD | Minor source | No |
| CLASSIC COACH WORKS NORTH INC/AMBLER | Minor source | No |
| CLASSIC COACHWORK WEST LTD/COLLEGEVILLE | Minor source | No |
| CLEMENS FOOD GROUP LLC/HATFIELD PLT | Major source | Yes |
| CNTY LINE CLNR/HUNTINGDON VALLEY | Minor source | No |
| COBHAM INTEGRATED ELECTRONIC SOLUTIONS/MONTGOMERY TWP | Minor source | No |
| COLLEGEVILLE AUTO BODY/COLLEGEVILLE | Minor source | No |
| COLLEGEVILLE HOLDINGS LLC/COLLEGEVILLE | Major source | No |
| COLLEX COLLISION EXPERTS/CHELTENHAM | Minor source | No |
| COLLISION CONCEPTS/ORELAND | Minor source | No |
| COLONIAL CLNR/NORRISTOWN BORO | Minor source | No |
| COLONIAL COLLISION/COLLEGEVILLE | Minor source | No |
| COLORCON INC/LOWER SALFORD | Minor source | No |
| COLORCON INC/UPPER GWYNEDD | Synthetic minor source | No |
| CONICELLI BODY SHOP/CONSHOHOCKEN | Minor source | No |
| CONRADS BODY SHOP/GILBERTSVILLE | Minor source | No |
| CONSHOHOCKEN FORD | Minor source | No |
| CONSHOHOCKEN ITALIAN BAKERY INC/LOWER MERION TWP | Minor source | No |
| CONSHOHOCKEN RECYCLING & RAIL TRANSF LLC/PLYMOUTH TWP | Minor source | No |
| CONSHOHOCKEN STEEL PROD / AMBLER | Minor source | No |
| CONSTELLATION ENER GENERATION CO/LIMERICK GENERATING STATION | Major source | No |
| CONSTELLATION GENERATION CO/MOSER GENERATING STATION | Major source | No |
| COOPERS CREEK CHEM CORP/CONSHOHOCKEN | Synthetic minor source | No |
| COPES GARAGE/SOUDERTON | Minor source | No |
| COUNTRY FAIR CLNR/SOUDERTON BORO | Minor source | No |
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County as filed on the facility record. Figures from EPA’s ICIS-AIR download.