EPA Air · by state
Air-emissions sources in Maryland
- 9,831Facilities
By emissions classification in Maryland
High-priority violations in Maryland
20 sources in Maryland carry a current high-priority Clean Air Act violation.
Counties in Maryland
- Allegany County 126
- Anne Arundel County 672
- Baltimore County 1,116
- Baltimore (city) County 1,788
- Calvert County 70
- Caroline County 44
- Carroll County 224
- Cecil County 142
- Charles County 134
- Dorchester County 85
- Frederick County 383
- Garrett County 79
- Harford County 317
- Howard County 234
- Kent County 47
- Montgomery County 1,332
- Prince George's County 1,450
- Queen Anne's County 45
- Somerset County 58
- St. Mary's County 43
- Talbot County 61
- Undetermined County 891
- Washington County 271
- Wicomico County 150
- Worcester County 69
Industries in Maryland
Sources are grouped by the first industry code on the facility record.
- Gasoline stations (NAICS 4471) 1,672
- Educational services (NAICS 6111) 1,375
- Real estate (NAICS 5311) 1,093
- Repair and maintenance (NAICS 8111) 850
- Religious, grantmaking and similar organizations (NAICS 8131) 385
- Personal and laundry services (NAICS 8123) 382
- Printing and related support (NAICS 3231) 262
- Nonmetallic mineral product manufacturing (NAICS 3273) 148
- Justice, public order and safety (NAICS 9221) 141
- Motor vehicle and parts dealers (NAICS 4411) 126
- Food services and drinking places (NAICS 7222) 114
- Waste management and remediation (NAICS 5622) 97
- Amusement, gambling and recreation (NAICS 7139) 97
- Food manufacturing (NAICS 3111) 89
- Petroleum and coal products manufacturing (NAICS 3241) 78
- National security and international affairs (NAICS 9281) 74
- Mining and quarrying (NAICS 2123) 74
- Hospitals (NAICS 6221) 71
- Furniture and related product manufacturing (NAICS 3371) 67
- Personal and laundry services (NAICS 8122) 62
- Educational services (NAICS 6113) 59
- Utilities (NAICS 2213) 57
- Accommodation (NAICS 7211) 53
- Nursing and residential care facilities (NAICS 6233) 53
- Warehousing and storage (NAICS 4931) 52
- Merchant wholesalers, nondurable goods (NAICS 4247) 52
- Utilities (NAICS 2211) 46
- Nursing and residential care facilities (NAICS 6231) 46
- Executive and legislative government (NAICS 9211) 46
- NAICS 4911 42
- Fabricated metal product manufacturing (NAICS 3323) 40
- Food manufacturing (NAICS 3119) 39
- Telecommunications (NAICS 5171) 38
- Food manufacturing (NAICS 3117) 35
- Rental and leasing services (NAICS 5321) 35
- Fabricated metal product manufacturing (NAICS 3328) 34
- Chemical manufacturing (NAICS 3254) 34
- Plastics and rubber products manufacturing (NAICS 3261) 34
- NAICS 4529 34
- Administration of economic programs (NAICS 9261) 34
- Professional, scientific and technical services (NAICS 5417) 34
- Food manufacturing (NAICS 3114) 33
- Administration of human resource programs (NAICS 9231) 33
- Repair and maintenance (NAICS 8114) 32
- Miscellaneous manufacturing (NAICS 3399) 31
- Other information services (NAICS 5191) 30
- Specialty trade contractors (NAICS 2389) 30
- Computer and electronic product manufacturing (NAICS 3344) 29
- Paper manufacturing (NAICS 3222) 29
- Waste management and remediation (NAICS 5629) 29
- Credit intermediation (NAICS 5221) 26
- Chemical manufacturing (NAICS 3255) 26
- Heavy and civil engineering construction (NAICS 2373) 26
- Machinery manufacturing (NAICS 3339) 25
- Beverage and tobacco manufacturing (NAICS 3121) 25
- Administration of environmental programs (NAICS 9241) 23
- NAICS 4531 22
- Food manufacturing (NAICS 3116) 20
- Food and beverage retailers (NAICS 4451) 20
- Religious, grantmaking and similar organizations (NAICS 8134) 20
- Publishing industries (NAICS 5111) 19
- Wood product manufacturing (NAICS 3211) 19
- Nonmetallic mineral product manufacturing (NAICS 3279) 19
- Plastics and rubber products manufacturing (NAICS 3262) 17
- Chemical manufacturing (NAICS 3251) 17
- Computer and electronic product manufacturing (NAICS 3345) 16
- Furniture and related product manufacturing (NAICS 3372) 16
- Merchant wholesalers, durable goods (NAICS 4239) 16
- Motion picture and sound recording (NAICS 5121) 15
- Fabricated metal product manufacturing (NAICS 3324) 15
- Building construction (NAICS 2362) 15
- Electrical equipment and appliance manufacturing (NAICS 3353) 15
- Apparel manufacturing (NAICS 3152) 15
- Wood product manufacturing (NAICS 3219) 15
- Chemical manufacturing (NAICS 3256) 15
- Food manufacturing (NAICS 3115) 15
- Religious, grantmaking and similar organizations (NAICS 8139) 14
- Repair and maintenance (NAICS 8113) 14
- Professional, scientific and technical services (NAICS 5413) 14
- Transportation equipment manufacturing (NAICS 3363) 14
Air inspections in Maryland, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| COLLISION EXPERTS | Minor source | No |
| COLLISION REPAIR CENTER | Minor source | No |
| COLLISION'S BODY SHOP | Minor source | No |
| COLONIAL AUTO BODY | Minor source | No |
| COLONIAL METALS | Minor source | No |
| COLONIAL PIPELINE | Minor source | No |
| COLONIAL PIPELINE | Minor source | No |
| COLONIAL PIPELINE COMPANY - ABERDEEN JUNCTION | Major source | No |
| COLONIAL PIPELINE COMPANY - DORSEY JUNCTION | Major source | No |
| COLONIAL PIPELINE-BELAIR STATION | Minor source | No |
| COLONIAL PIPELINE-SOUTH BALTIMORE | Minor source | No |
| COLONNADE, THE | Minor source | No |
| COLONY PRESS INC. | Minor source | No |
| COLOR CRAFTER'S BODY & PAINT | Minor source | No |
| COLOR PRELUDE | Minor source | No |
| COLORADO AVENUE, 635 | Minor source | No |
| COLORTONE PRESS | Minor source | No |
| COLSTON DRIVE, 2310 | Minor source | No |
| COLUMBIA ARCHITECTURAL PRODUCTS | Minor source | No |
| COLUMBIA ARCHITECTURAL PRODUCTS | Minor source | No |
| COLUMBIA ASSOCIATION - MAINTENANCE | Minor source | No |
| COLUMBIA AUTO CENTER | Minor source | No |
| COLUMBIA AUTO COLLISION | Minor source | No |
| COLUMBIA AUTO COLLISION, INC. | Minor source | No |
| COLUMBIA COUNTRY CLUB | Minor source | No |
| COLUMBIA GAS - LINDEN CHURCH STATION | Minor source | No |
| COLUMBIA GAS - LINDEN CHURCH STATION | Minor source | No |
| COLUMBIA GAS - OWINGS MILLS STATION | Minor source | No |
| COLUMBIA GAS - RUTLEDGE ROAD | Minor source | No |
| COLUMBIA GAS - SHARON ACRES | Minor source | No |
| COLUMBIA GAS - SUPPLEMENTAL SUPPLY | Minor source | No |
| COLUMBIA PARK ELEMENTARY SCHOOL | Minor source | No |
| COLUMBIA PIKE, 11351 | Minor source | No |
| COLUMBIA TRANSMISSION COMMUNICATION | Minor source | No |
| COLUMBIA TRANSMISSIONS COMMUNICATION | Minor source | No |
| COLUMBIA UNION COLLEGE | Minor source | No |
| COLUMBO INCORPORATED | Minor source | No |
| COLVIN STREET, NORTH 310 | Minor source | No |
| COMET CLEANERS | Minor source | No |
| COMMERCE PRINTING | Minor source | No |
| COMMERCIAL CORRUGATED | Minor source | No |
| COMMERCIAL LAUNDRY CORPORATION | Minor source | No |
| COMMERCIAL PRESS PRINTING | Minor source | No |
| COMMUNICATION GRAPHICS | Minor source | No |
| COMMUNICATIONS IN PRINT | Minor source | No |
| COMMUNICATIONS SATELLITE CORPORATION | Minor source | No |
| COMMUNICATIONS SYSTEMS SUPPORT GROUP | Minor source | No |
| COMMUNITY SERVICES CENTER | Minor source | No |
| COMPANION ANIMAL SERVICES | Minor source | No |
| COMPLETE AUTOBODY & SERVICE CENTER | Minor source | No |
| COMPLETE PRINTING CENTER | Minor source | No |
| COMPOSITES & METAL PRODUCTS | Minor source | No |
| COMPREHENSIVE AUTOMOTIVE RECLAMATION | Minor source | No |
| CON AGRA POULTRY | Minor source | No |
| CONCEPT II GRAPHICS & PRINTING | Minor source | No |
| CONCORD BAPTIST CHURCH | Minor source | No |
| CONCORD ELEMENTARY SCHOOL | Minor source | No |
| CONCRETE EXPRESS | Minor source | No |
| CONCRETE GENERAL | Minor source | No |
| CONCRETE PIPE & PRODUCTS | Minor source | No |
| CONCRETE SUPPLY CORP. | Minor source | No |
| CONFEDERATE DIESEL / BATTLEFIELD AUTOMOTIVE | No | |
| CONGOLEUM INDUSTRIES | Major source | No |
| CONGREGATION BETHEL BETHESDA | Minor source | No |
| CONGREGATION HARTZEON | Minor source | No |
| CONGRESS AVENUE, 505 | Minor source | No |
| CONGRESSIONAL ELEMENTARY SCHOOL | Minor source | No |
| CONGRESSIONAL LANE, 257-263 | Minor source | No |
| CONGRESSIONAL VALET | Minor source | No |
| CONLEYS CLEANERS | Minor source | No |
| CONNECTICUT ADULT EDUCATION CENTER | Minor source | No |
| CONNECTICUT AVENUE, 13900 | Minor source | No |
| CONNECTICUT AVENUE, 8401 | Minor source | No |
| CONOCOCHEAGUE ELEMENTARY SCHOOL | Minor source | No |
| CONOCOCHEAQUE WASTEWATER FACILITY | Minor source | No |
| CONOWINGO ELEMENTARY SCHOOL | Minor source | No |
| CONRAIL - 2204 SOUTH CLINTON STREET | Minor source | No |
| CONSERVIT, INC. | Minor source | No |
| CONSOLIDATED PRINTING | Minor source | No |
| CONSTELLATION ENERGY GROUP - PHILADELPHIA ROAD | Major source | No |
| CONSTELLATION NEW ENERGY, INC. | Synthetic minor source | No |
| CONSTELLATION POWER - PERRYMAN POWER PLANT | Major source | No |
| CONTAINER DEPOT INDUSTRIES | Minor source | No |
| CONTEMPORARY AUTOMOTIVE | Minor source | No |
| CONTINENTAL AUTO BODY | Minor source | No |
| CONTINENTAL BROADBAND DBA DATA POINT | Minor source | No |
| CONTINENTAL PLASTICS | Minor source | No |
| CONTRACT MATERIALS PROCESSING | Minor source | No |
| CONTROL DATA CORP. | Minor source | No |
| CONTROL LOGISTICS | Minor source | No |
| CONVENIENCE MARKETING & SOLUTIONS | Minor source | No |
| CONVERGENCE CORPORATION | Minor source | No |
| CONVERTER SOURCE | Minor source | No |
| CONVEYOR HANDLING COMPANY | Minor source | No |
| COOKE STADIUM, JACK KENT | Minor source | No |
| COOPER LANE ELEMENTARY SCHOOL | Minor source | No |
| COOPER, WILLIAM & SONS | Minor source | No |
| COPPER KETTLE | Minor source | No |
| COPPIN STATE COLLEGE | Minor source | No |
| COPT POWERHOUSE, LLC | Synthetic minor source | No |
Figures from EPA’s ICIS-AIR download.