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
- Educational services (NAICS 6116) 14
- Social assistance (NAICS 6241) 13
- Pipeline transportation (NAICS 4862) 13
- Transit and ground passenger transportation (NAICS 4851) 13
- Educational services (NAICS 6115) 13
- Specialty trade contractors (NAICS 2382) 13
- NAICS 4521 13
- Social assistance (NAICS 6242) 13
- Textile mills (NAICS 3132) 12
- Couriers and messengers (NAICS 4921) 12
- Hospitals (NAICS 6222) 12
- Support activities for transportation (NAICS 4881) 12
- Administrative and support services (NAICS 5614) 12
- Building material and garden supply stores (NAICS 4441) 12
- Chemical manufacturing (NAICS 3259) 12
- Chemical manufacturing (NAICS 3252) 11
- Utilities (NAICS 2212) 11
- Telecommunications (NAICS 5172) 11
- Chemical manufacturing (NAICS 3253) 11
- Mining and quarrying (NAICS 2121) 11
- Computer and electronic product manufacturing (NAICS 3342) 11
- Food manufacturing (NAICS 3118) 10
- Professional, scientific and technical services (NAICS 5419) 10
- Data processing and hosting (NAICS 5182) 10
- Crop production (NAICS 1114) 10
- Waste management and remediation (NAICS 5621) 10
- Machinery manufacturing (NAICS 3332) 10
- NAICS 4543 10
- Animal production (NAICS 1123) 10
- Fabricated metal product manufacturing (NAICS 3329) 10
- Miscellaneous manufacturing (NAICS 3391) 10
- Primary metal manufacturing (NAICS 3313) 9
- Telecommunications (NAICS 5174) 9
- Specialty trade contractors (NAICS 2381) 9
- Food services and drinking places (NAICS 7223) 9
- Nonmetallic mineral product manufacturing (NAICS 3271) 9
- Food services and drinking places (NAICS 7221) 9
- Merchant wholesalers, nondurable goods (NAICS 4244) 9
- Personal and laundry services (NAICS 8129) 8
- Transit and ground passenger transportation (NAICS 4853) 8
- Merchant wholesalers, durable goods (NAICS 4231) 8
- Educational services (NAICS 6112) 8
- Transit and ground passenger transportation (NAICS 4854) 8
- Support activities for transportation (NAICS 4884) 8
- Machinery manufacturing (NAICS 3335) 8
- Pipeline transportation (NAICS 4869) 7
- Transportation equipment manufacturing (NAICS 3366) 7
- Ambulatory health care services (NAICS 6211) 7
- Rental and leasing services (NAICS 5324) 7
- Primary metal manufacturing (NAICS 3312) 7
- Machinery manufacturing (NAICS 3333) 7
- Merchant wholesalers, durable goods (NAICS 4233) 6
- Merchant wholesalers, nondurable goods (NAICS 4248) 6
- Performing arts and spectator sports (NAICS 7112) 6
- Merchant wholesalers, durable goods (NAICS 4238) 6
- Primary metal manufacturing (NAICS 3315) 6
- Food services and drinking places (NAICS 7224) 6
- Truck transportation (NAICS 4842) 6
- Nonmetallic mineral product manufacturing (NAICS 3272) 6
- Rail transportation (NAICS 4821) 6
- Fabricated metal product manufacturing (NAICS 3326) 6
- Administrative and support services (NAICS 5617) 6
- Machinery manufacturing (NAICS 3334) 6
- Hospitals (NAICS 6223) 6
- Ambulatory health care services (NAICS 6215) 5
- Electrical equipment and appliance manufacturing (NAICS 3359) 5
- Primary metal manufacturing (NAICS 3314) 5
- Insurance carriers and related activities (NAICS 5242) 5
- Computer and electronic product manufacturing (NAICS 3341) 5
- NAICS 4421 5
- Support activities for transportation (NAICS 4883) 5
- Nonmetallic mineral product manufacturing (NAICS 3274) 5
- Support activities for transportation (NAICS 4889) 5
- Professional, scientific and technical services (NAICS 5418) 5
- Transit and ground passenger transportation (NAICS 4855) 5
- Insurance carriers and related activities (NAICS 5241) 5
- Museums and historical sites (NAICS 7121) 5
- Leather and allied product manufacturing (NAICS 3162) 5
- Ambulatory health care services (NAICS 6214) 5
- Textile mills (NAICS 3133) 4
- Repair and maintenance (NAICS 8112) 4
- Merchant wholesalers, nondurable goods (NAICS 4246) 4
- Motor vehicle and parts dealers (NAICS 4412) 4
- Merchant wholesalers, durable goods (NAICS 4237) 4
- Performing arts and spectator sports (NAICS 7111) 4
- Transportation equipment manufacturing (NAICS 3364) 4
- Specialty trade contractors (NAICS 2383) 4
- Broadcasting (NAICS 5151) 4
- Rental and leasing services (NAICS 5322) 4
- Machinery manufacturing (NAICS 3331) 4
- Agriculture and forestry support (NAICS 1151) 4
- Merchant wholesalers, durable goods (NAICS 4235) 3
- NAICS 4511 3
- Real estate (NAICS 5312) 3
- Ambulatory health care services (NAICS 6213) 3
- Amusement, gambling and recreation (NAICS 7131) 3
- Transit and ground passenger transportation (NAICS 4852) 3
- NAICS 5133 3
- Real estate (NAICS 5313) 3
- Mining support (NAICS 2131) 3
- Food manufacturing (NAICS 3113) 3
- Merchant wholesalers, durable goods (NAICS 4232) 3
- Religious, grantmaking and similar organizations (NAICS 8133) 3
- NAICS 4431 3
- Clothing and accessories stores (NAICS 4481) 3
- Transportation equipment manufacturing (NAICS 3362) 3
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 |
|---|---|---|
| CROSS WIPING MATERIALS CORPORATION | Minor source | No |
| CROSSFIELD COURT, 5113 | Minor source | No |
| CROSSLAND BUS LOT | Minor source | No |
| CROSSLAND SENIOR HIGH SCHOOL | Minor source | No |
| CROUSE AUTO BODY | Minor source | No |
| CROUSE CONSTRUCTION - TUDSBURY | Minor source | No |
| CROUSE CONSTRUCTION-TEMPORARY PLANT | Minor source | No |
| CROUSE FORD SALES | Minor source | No |
| CROWN | Minor source | No |
| CROWN - 100 WEST SEVENTH STREET | Minor source | No |
| CROWN - 2650 PATAPSCO AVENUE | Minor source | No |
| CROWN - 8359 OCEAN GATEWAY | Minor source | No |
| CROWN CENTRAL PETRO | Minor source | No |
| CROWN CORK & SEAL | Minor source | No |
| CROWN GAS STATION | Minor source | No |
| CROWN GAS STATION | Minor source | No |
| CROWN SERVICE STATION | Minor source | No |
| CROWN SHADE | Minor source | No |
| CROWN STATION | Minor source | No |
| CROWNSVILLE AUTOMOTIVE-OSPREY | Minor source | No |
| CROWNSVILLE HOSPITAL CENTER | Minor source | No |
| CROYDON COURT, 107 | Minor source | No |
| CROYSTE TOYOTA | Minor source | No |
| CRYSTAL CLEANERS | Minor source | No |
| CRYSTAL COTE | Minor source | No |
| CSR HYDROCONDUIT | Minor source | No |
| CSX TRANSPORTATION INC. | Minor source | No |
| CSX TRANSPORTATION-COAL PIERS | Minor source | No |
| CUMBERLAND CITY WASTEWATER TREATMENT | Minor source | No |
| CUMBERLAND CONCRETE | Minor source | No |
| CUMBERLAND CONCRETE | Minor source | No |
| CUMBERLAND CONCRETE CORPORATION | Minor source | No |
| CUMBERLAND POST OFFICE | Minor source | No |
| CUMBERLAND TEXTILES | Minor source | No |
| CUMBERLAND Y.M.C.A. | Minor source | No |
| CUMMINGS - WAGNER | Minor source | No |
| CURRO,TOM-LINCOLN MERCURY | Minor source | No |
| CURRY COPY CENTER | Minor source | No |
| CURT'S AUTO BODY | Minor source | No |
| CURTAIN SHERWOOD COMPANY | Minor source | No |
| CURTIS BAY - BAYSIDE COAL PIER | Minor source | No |
| CURTIS BAY ELEMENTARY - ES 207 | Minor source | No |
| CURTIS BAY ENERGY, LP | Major source | Yes |
| CURTIS BAY READY MIX - STAHL PT. RD. | Minor source | No |
| CURTIS DRIVE, 3200 | Minor source | No |
| CURTIS DRIVE, 3202 | Minor source | No |
| CURTIS DRIVE, 3206 | Minor source | No |
| CURTIS DRIVE, 3208 | Minor source | No |
| CURTIS DRIVE, 3316A | Minor source | No |
| CUSHION CRAFT | Minor source | No |
| CUSTOM AUTO BODY | Minor source | No |
| CUSTOM AUTO SERVICE | Minor source | No |
| CUSTOM CAR CRAFTERS | Minor source | No |
| CUSTOM CHASSIS COLLISION CENTER | Minor source | No |
| CUSTOM COACH | Minor source | No |
| CUSTOM COMMERCIAL INTERIOR | Minor source | No |
| CUSTOM COPY PRINTING CENTER | Minor source | No |
| CUSTOM ELECTRONICS COMPANY | Minor source | No |
| CUSTOM PRINTING FINISHERS | Minor source | No |
| CUSTOM SHOWROOM | Minor source | No |
| CUSTOMIZING CLEANERS | Minor source | No |
| CYLBURN GREENHOUSES, M.C.C. | Minor source | No |
| CYLBURN PARK, MCC | Minor source | No |
| CYNKAR/SANTINI | Minor source | No |
| CYTEC ENGINEERED MATERIALS, INC | Synthetic minor source | No |
| D & D AUTO BODY | Minor source | No |
| D & D AUTO BODY - GUDE DRIVE | Minor source | No |
| D & D DRY CLEANERS | Minor source | No |
| D & G BRICE CONTRACTORS | Minor source | No |
| D & H AUTO SALES | Minor source | No |
| D & H DISTRIBUTORS | Minor source | No |
| D & J AUTO BODY | Minor source | No |
| D & J AUTO CENTER | Minor source | No |
| D & M DISTRIBUTORS | Minor source | No |
| D & M WHOLESALE | Minor source | No |
| D & P COIN-OP LAUNDRY & DRY CLEANING | Minor source | No |
| D & S BODY & FENDER SHOP | Minor source | No |
| D & U CLEANERS | Minor source | No |
| D & W REBUILDERS | Minor source | No |
| D C CHILDREN'S CENTER | Minor source | No |
| D.C. AIR NATIONAL GUARD | Minor source | No |
| D.C. MATERIALS | Minor source | No |
| D.M. BOWMAN | Minor source | No |
| D& S GENERAL STORE | Minor source | No |
| DAILY AND SUNDAY TIMES | Minor source | No |
| DAILY RECORD COMPANY | Minor source | No |
| DAIRY MAID DAIRY | Minor source | No |
| DALLAS STREET ANTIQUE COUNTERFEITERS | Minor source | No |
| DALLAS, NICHOLAS F. SENIOR - ES 39 | Minor source | No |
| DAMASCUS ELEMENTARY SCHOOL | Minor source | No |
| DAMASCUS HIGH SCHOOL | Minor source | No |
| DAMASCUS WASTEWATER TREATMENT PLANT | Minor source | No |
| DAMERON AUTO BODY | Minor source | No |
| DAMICO WOOD & INSTRUMENT WORKS | Minor source | No |
| DAMON'S - HOLIDAY INN - WALDORF | Minor source | No |
| DAN'S AUTO BODY SHOP | Minor source | No |
| DAN'S BODY SHOP | Minor source | No |
| DANAHER TOOL GROUP | Minor source | No |
| DANDY CLEANERS | Minor source | No |
| DANIEL G. SCHUSTER | Minor source | No |
Figures from EPA’s ICIS-AIR download.