EPA Air · by state
Air-emissions sources in Pennsylvania
- 8,754Facilities
By emissions classification in Pennsylvania
High-priority violations in Pennsylvania
370 sources in Pennsylvania carry a current high-priority Clean Air Act violation.
Counties in Pennsylvania
- Adams County 63
- Allegheny County 1,374
- Armstrong County 79
- Beaver County 95
- Bedford County 37
- Berks County 216
- Blair County 105
- Bradford County 138
- Bucks County 417
- Butler County 187
- Cambria County 106
- Cameron County 15
- Carbon County 30
- Centre County 84
- Chester County 235
- Clarion County 41
- Clearfield County 99
- Clinton County 46
- Columbia County 56
- Crawford County 61
- Cumberland County 145
- Dauphin County 155
- Delaware County 253
- Elk County 61
- Erie County 137
- Fayette County 73
- Forest County 21
- Franklin County 94
- Fulton County 12
- Greene County 131
- Huntingdon County 21
- Indiana County 103
- Jefferson County 64
- Juniata County 15
- Lackawanna County 118
- Lancaster County 251
- Lawrence County 85
- Lebanon County 94
- Lehigh County 149
- Luzerne County 217
- Lycoming County 168
- McKean County 70
- Mercer County 108
- Mifflin County 21
- Monroe County 45
- Montgomery County 474
- Montour County 17
- Northampton County 154
- Northumberland County 107
- Perry County 22
- Philadelphia County 461
- Pike County 13
- Potter County 35
- Schuylkill County 99
- Snyder County 47
- Somerset County 63
- Sullivan County 12
- Susquehanna County 206
- Tioga County 75
- Undetermined County 91
- Union County 38
- Venango County 45
- Warren County 46
- Washington County 223
- Wayne County 27
- Westmoreland County 158
- Wyoming County 47
- York County 199
Industries in Pennsylvania
Sources are grouped by the first industry code on the facility record.
- Repair and maintenance (NAICS 8111) 1,008
- Personal and laundry services (NAICS 8123) 957
- Oil and gas extraction (NAICS 2111) 821
- Motor vehicle and parts dealers (NAICS 4411) 375
- Educational services (NAICS 6111) 338
- Gasoline stations (NAICS 4471) 328
- Mining and quarrying (NAICS 2123) 284
- Personal and laundry services (NAICS 8122) 259
- Mining support (NAICS 2131) 225
- Petroleum and coal products manufacturing (NAICS 3241) 159
- Hospitals (NAICS 6221) 151
- Fabricated metal product manufacturing (NAICS 3328) 122
- Pipeline transportation (NAICS 4862) 120
- Utilities (NAICS 2211) 117
- Plastics and rubber products manufacturing (NAICS 3261) 110
- Merchant wholesalers, durable goods (NAICS 4231) 102
- Fabricated metal product manufacturing (NAICS 3323) 86
- Printing and related support (NAICS 3231) 84
- Primary metal manufacturing (NAICS 3315) 81
- Wood product manufacturing (NAICS 3219) 81
- Merchant wholesalers, nondurable goods (NAICS 4247) 81
- Real estate (NAICS 5311) 78
- Paper manufacturing (NAICS 3222) 74
- Waste management and remediation (NAICS 5622) 74
- Nonmetallic mineral product manufacturing (NAICS 3273) 72
- Nonmetallic mineral product manufacturing (NAICS 3279) 61
- Furniture and related product manufacturing (NAICS 3371) 60
- Utilities (NAICS 2213) 60
- Fabricated metal product manufacturing (NAICS 3329) 58
- Chemical manufacturing (NAICS 3251) 54
- Educational services (NAICS 6113) 52
- Merchant wholesalers, durable goods (NAICS 4239) 51
- Primary metal manufacturing (NAICS 3311) 50
- Miscellaneous manufacturing (NAICS 3399) 44
- Mining and quarrying (NAICS 2121) 43
- Food manufacturing (NAICS 3111) 40
- Justice, public order and safety (NAICS 9221) 40
- Chemical manufacturing (NAICS 3259) 39
- Fabricated metal product manufacturing (NAICS 3321) 39
- Food manufacturing (NAICS 3119) 37
- Primary metal manufacturing (NAICS 3312) 36
- Religious, grantmaking and similar organizations (NAICS 8131) 35
- Machinery manufacturing (NAICS 3339) 35
- Wood product manufacturing (NAICS 3211) 35
- Nonmetallic mineral product manufacturing (NAICS 3271) 33
- Specialty trade contractors (NAICS 2389) 32
- Fabricated metal product manufacturing (NAICS 3324) 32
- Machinery manufacturing (NAICS 3335) 31
- Rental and leasing services (NAICS 5321) 31
- Pipeline transportation (NAICS 4869) 31
- Transit and ground passenger transportation (NAICS 4851) 30
- Primary metal manufacturing (NAICS 3314) 30
- Chemical manufacturing (NAICS 3255) 29
- Utilities (NAICS 2212) 29
- Transportation equipment manufacturing (NAICS 3362) 29
- Motor vehicle and parts dealers (NAICS 4413) 28
- Professional, scientific and technical services (NAICS 5419) 27
- Chemical manufacturing (NAICS 3252) 27
- Nonmetallic mineral product manufacturing (NAICS 3272) 26
- Food manufacturing (NAICS 3118) 25
- Electrical equipment and appliance manufacturing (NAICS 3359) 25
- Chemical manufacturing (NAICS 3254) 25
- Plastics and rubber products manufacturing (NAICS 3262) 24
- Fabricated metal product manufacturing (NAICS 3327) 23
- Beverage and tobacco manufacturing (NAICS 3121) 23
- Fabricated metal product manufacturing (NAICS 3326) 22
- Primary metal manufacturing (NAICS 3313) 22
- Electrical equipment and appliance manufacturing (NAICS 3353) 22
- Machinery manufacturing (NAICS 3331) 21
- Furniture and related product manufacturing (NAICS 3372) 21
- Telecommunications (NAICS 5171) 20
- Computer and electronic product manufacturing (NAICS 3344) 20
- Professional, scientific and technical services (NAICS 5417) 19
- Motor vehicle and parts dealers (NAICS 4412) 19
- Computer and electronic product manufacturing (NAICS 3345) 19
- Warehousing and storage (NAICS 4931) 19
- Food manufacturing (NAICS 3112) 18
- Truck transportation (NAICS 4841) 18
- Merchant wholesalers, nondurable goods (NAICS 4246) 17
- Professional, scientific and technical services (NAICS 5414) 17
Air inspections in Pennsylvania, 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 5,287
- 2025 7,277
- 2024 7,215
- 2023 6,551
- 2022 6,724
- 2021 6,954
- 2020 6,491
- 2019 6,635
- 2018 6,336
- 2017 6,410
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| ACHA COCHRANDALE HOUSING | Minor source | No |
| ACHA GENERAL BRADDOCK TOWERS | Minor source | No |
| ACHA HOMESTEAD APARTMENTS | Minor source | No |
| ACHA MAPLEVIEW TERRACE | Minor source | No |
| ACHA MCKEES ROCKS TERRACE | Minor source | No |
| ACHA MILLVUE ACRES | Minor source | No |
| ACHA MORGAN | Minor source | No |
| ACME CORRUGATED BOX CO/HATBORO | Synthetic minor source | No |
| ACME CRYOGENICS/ALLENTOWN PLT | Minor source | No |
| ACME STAMPING-WIRE FORMING CO. | Minor source | No |
| ACME WINDOW SHADE & VENETIAN BLIND CO. | Minor source | No |
| ACPI WOOD PRODUCTS LLC/MIFFLINBURG PLT | Minor source | No |
| ACRAC ICE INC | Minor source | No |
| ACS AUTO BODY/LANSDOWNE BORO | Minor source | No |
| ACTION INDUSTRIES, INC. | Minor source | No |
| ACTION MFG CO/ATGLEN | Minor source | No |
| ACTION REFRIGERATION & AIR CONDITIONING | Minor source | No |
| ACTON TECH INC/PITTSTON | Minor source | No |
| ADA'S CLEANING & TAILORING/WARMINSTER TWP | Minor source | No |
| ADAM'S FABRICARE CLEANERS | Minor source | No |
| ADAM'S FABRICARE CLEANERS | Minor source | No |
| ADAMS DRY CLEANERS | Minor source | No |
| ADAMS RUN DRY CLEANERS | Minor source | No |
| ADAMS UNIT | Minor source | No |
| ADAMSON FUNERAL CHAPEL & CREMATORIUM/ADAMSON FUNERAL CHAPEL | Minor source | No |
| ADAMSTOWN EQUIPMENT INC | Minor source | No |
| ADELPHI KITCHENS INC/ROBESONIA | Minor source | No |
| ADELPHIA GATEWAY LLC/MARCUS HOOK COMPRESSOR STA | Synthetic minor source | No |
| ADELPHIA GATEWAY LLC/QUAKERTOWN COMPRESSOR STA | Synthetic minor source | No |
| ADELPHIA GATEWAY/MARTINS CREEK STA | Synthetic minor source | No |
| ADHESIVES RESEARCH INC/GLEN ROCK | Major source | Yes |
| ADM ANIMAL NUTRITION/CAMP HILL | Minor source | No |
| ADM MILLING CO/CAMP HILL | Minor source | No |
| ADMOR PRESS | Minor source | No |
| ADUSA DIST LLC/YORK | Minor source | No |
| ADVANCED AUTO SERVICE | Minor source | No |
| ADVANCED CAST PRODUCTS/MEADVILLE | Synthetic minor source | Yes |
| ADVANCED FIBERGLASS SVC INC/SHARPSVILLE | Minor source | No |
| ADVANCED FINISHING USA/FAIRVIEW PLT | Minor source | No |
| ADVANCED METALLURGY INCORPORATED PLANT 4 | Minor source | No |
| ADVANCED METALS PROC PA LLC/HOLLIDAYSBURG | Minor source | No |
| ADVANCED MOLD TECH/ERIE | Minor source | No |
| ADVANCED PELLET TECH LLC/WAYNESBORO | Minor source | No |
| ADVANCED THERMAL SERVICES INC/ST MARYS | Minor source | No |
| ADVANCED WASTE SVC OF PA LLC/RIVERVIEW PARK FAC | Minor source | No |
| ADVANSIX (FORMERLY HONEYWELL/FRANKFORD PLT) | Major source | Yes |
| ADVANTAGE TANK LINES | Minor source | No |
| ADVERTISERS ASSOCIATES, INC. | Minor source | No |
| ADVOCATE SERVICES INC | Minor source | No |
| AECO, INC | Not applicable | No |
| AEGIS TECH INC/POTTSTOWN BORO | Minor source | No |
| AEROAGGREGATES/EDDYSTONE | Minor source | No |
| AES-NTRON INC | Minor source | No |
| AESEL CLNR/UPPER MERION TWP | Minor source | No |
| AFFIVAL, INC. | Minor source | No |
| AFFTREX, LTD. | Minor source | No |
| AFP ADVANCED FOOD PROD LLC/NEW HOLLAND | Minor source | No |
| AFTON CLR/YARDLEY BORO | Minor source | No |
| AGC CHEM AMER INC/THORNDALE | Synthetic minor source | No |
| AGR113 LLC/STONE POINTE CTR READING | Minor source | No |
| AGRIC COMMODITIES INC/NEW OXFORD | Minor source | No |
| AGRICULTURAL COMMODI/GETTYSBURG | Minor source | No |
| AGRIPOWER MFG & SVC INC/ST MARYS | Minor source | No |
| AGWAY INC/CPG NUTRIENTS | Minor source | No |
| AGWAY INC/TITUSVILLE | Minor source | No |
| AH CORNELL & SON/WARWICK | Minor source | Yes |
| AH HOFFMAN INC/EAST LAMPETER | Minor source | No |
| AHF LLC D/B/A AHF PROD/BEECH CREEK PLT | Major source | No |
| AHF LLC DBA AHF PROD/LANCASTER | Synthetic minor source | No |
| AHLSTROM FILTRATION LLC/MT HOLLY SPRINGS PLT | Minor source | No |
| AHN - GROVE CITY HOSP | Minor source | No |
| AID PARTS COMPANY | Minor source | No |
| AIR LIQUIDE AMER CORP/DONORA | Minor source | No |
| AIR LIQUIDE ELECTRONICS US LP/MORRISVILLE MFG PLT | Minor source | No |
| AIR PROD & CHEM INC/BUTLER | Minor source | No |
| AIR PRODUCTS AND CHEMICALS, INC. | Minor source | No |
| AIRCO INDUSTRIAL GASES | Minor source | No |
| AIRGAS USA LLC/MONTGOMERYVILLE | Minor source | No |
| AIRLITE PLASTICS CO/NAZARETH | Synthetic minor source | No |
| AIRPORT L&R STATION PIGGING | Minor source | No |
| AIRPORT LAUNDRY/CLEANERS | Minor source | No |
| AIRPORT SAND & GRAVEL CO/NICHOLSON TWP | Minor source | No |
| AJ STOVE & PELLET LLC/GREENCASTLE MOLLY PITCHER HWY | Minor source | No |
| AJ VAUGHN AUTO BODY & RESTORATION/NORRISTOWN | Minor source | No |
| AK STEEL A | Minor source | No |
| AK STEEL A WELL PAD/BUTLER | Minor source | No |
| AK STEEL D | Minor source | No |
| AK STEEL D WELL PAD/BUTLER | Synthetic minor source | No |
| AKJ STEEL INDUSTRIES, INC. | Major source | No |
| AKRALOS ANIMAL NUTRITION LLC/HEMPFIELD | Minor source | No |
| AKZO NOBEL COATINGS INC/READING | Minor source | No |
| AL FRESCO CLEANERS | Minor source | No |
| AL'S EXXON | Minor source | No |
| ALADDIN CLNR/LEVITTOWN | Minor source | No |
| ALAN MCILVAIN/MARCUS HOOK | Synthetic minor source | Yes |
| ALBA PRESS | Minor source | No |
| ALBARELL ELECTRIC INC/BETHLEHEM | Minor source | No |
| ALBERT BELEJCHAK/SOUTH PARK | Minor source | No |
| ALBERT EINSTEIN MED CTR/HOSP | Synthetic minor source | Yes |
| ALCOA TECHNICAL CENTER LLC | Minor source | No |
Figures from EPA’s ICIS-AIR download.