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 |
|---|---|---|
| CHEVY CHASE ELEMENTARY SCHOOL | Minor source | No |
| CHEVY CHASE LAKE DRIVE, 3605 | Minor source | No |
| CHEVY CHASE LAKE DRIVE, 3609 | Minor source | No |
| CHEVY CHASE LAKE DRIVE, 3703 | Minor source | No |
| CHEVY CHASE LAKE DRIVE, 3711 | Minor source | No |
| CHEVY CHASE UNITED METHODIST CHURCH | Minor source | No |
| CHEVY CHASE VALET | Minor source | No |
| CHEWSVILLE COOPERATIVE ASSOCIATION | Minor source | No |
| CHI-CHI MEXICAN REST | Minor source | No |
| CHIEF SALES COMPANY | Minor source | No |
| CHIEFTAN PONTIAC | Minor source | No |
| CHILDREN'S HOSPITAL | Minor source | No |
| CHILI'S - WALDORF | Minor source | No |
| CHILI'S HAMBURGER GRILL & BAR | Minor source | No |
| CHILLUM ELEMENTARY SCHOOL | Minor source | No |
| CHILLUM ROAD, 1001 | Minor source | No |
| CHILLUM ROAD, 1005 | Minor source | No |
| CHILLUM ROAD, 1009 | Minor source | No |
| CHILLUM ROAD, 3364 | Minor source | No |
| CHILLUM ROAD, 710-715 | Minor source | No |
| CHINQUAPIN MIDDLE - MS 46 | Minor source | No |
| CHIZUK AMUNO CONGREG | Minor source | No |
| CHOICE, INC. | Minor source | No |
| CHOPP & COMPANY | Minor source | No |
| CHOPTANK ELECTRIC CORPORATION | Minor source | No |
| CHOPTICON HIGH SCHOOL | Minor source | No |
| CHRIS' CLASSIC RESTORATIONS | Minor source | No |
| CHRISE'S CHARCOAL PIT HOUSE | Minor source | No |
| CHRIST EPISCOPAL CHURCH | Minor source | No |
| CHRIST LUTHERAN CHURCH | Minor source | No |
| CHRIST REFORMED CHURCH | Minor source | No |
| CHRISTIAN AUTO BODY, INC. | No | |
| CHRISTIAN CHURCH FACIL/AGING | Minor source | No |
| CHRISTIAN HOPE CENTER | Minor source | No |
| CHROMA GRAPHICS | Minor source | No |
| CHUCK'S AUTO BODY & COLLISION REPAIR | Minor source | No |
| CHUCK'S BODY & FENDER | Minor source | No |
| CHUCK'S BODY & FENDER | Minor source | No |
| CHUCK'S BODY & FENDER, INC. | No | |
| CHURCH HILL ELEMENTARY SCHOOL | Minor source | No |
| CHURCH HOSPITAL CORP | Minor source | No |
| CHURCH LANE ELEMENTARY SCHOOL | Minor source | No |
| CHURCH LANE LAUNDRY | Minor source | No |
| CHURCH OF ASCENSION & PRINCE OF PEA | Minor source | No |
| CHURCH OF J.C. OF LATTER-DAY SAINTS | Minor source | No |
| CHURCH OF LATTER DAY SAINTS | Minor source | No |
| CHURCH OF OUR SAVIOR | Minor source | No |
| CHURCH OF ST. MARY THE VIRGIN | Minor source | No |
| CHURCH OF ST. MICHAEL & ALL ANGELS | Minor source | No |
| CHURCH OF ST. PAUL THE APOSTLE | Minor source | No |
| CHURCH OF THE ADVENT | Minor source | No |
| CHURCH OF THE ANNUNCIATION | Minor source | No |
| CHURCH OF THE ASCENSION | Minor source | No |
| CHURCH OF THE BRETHREN | Minor source | No |
| CHURCH OF THE GOOD SHEPHERD-RUXTON | Minor source | No |
| CHURCH OF THE LITTLE FLOWER | Minor source | No |
| CHURCH OF THE MESSIAH | Minor source | No |
| CHURCH OF THE NATIVITY | Minor source | No |
| CHURCH OF THE NATIVITY | Minor source | No |
| CHURCH OF THE REDEEMER | Minor source | No |
| CHURCH OF THE REDEMPTION | Minor source | No |
| CHURCHILL LTD | Minor source | No |
| CHURCHILL, WINSTON HIGH SCHOOL | Minor source | No |
| CHURCHVILLE AUTO BODY | No | |
| CHURCHVILLE ELEMENTARY SCHOOL | Minor source | No |
| CIFCO SERVICE STATION | Minor source | No |
| CIFCO SERVICE STATION | Minor source | No |
| CINDER & CONCRETE BLOCK CORP | Minor source | No |
| CINDER AND CONCRETE BLOCK | Minor source | No |
| CINETIC LANDIS GRINDING CORPORATION | Minor source | No |
| CINTAS CORPORATION | Minor source | No |
| CINTAS CORPORATION - BALTIMORE | Synthetic minor source | No |
| CINTAS CORPORATION - LANDOVER | Synthetic minor source | No |
| CIRRI'S AUTO REPAIR | Minor source | No |
| CITG0 GAS STATION | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
| CITGO | Minor source | No |
Figures from EPA’s ICIS-AIR download.