EPA Air · NAAQS nonattainment
Air-emissions sources in nonattainment counties, Maryland
Facilities in a county EPA has designated as not meeting a National Ambient Air Quality Standard (NAAQS) for at least one pollutant, per EPA’s Green Book of currently designated areas.
- 6,437Facilities
Counties with sources in nonattainment areas, Maryland
- Anne Arundel County672
- Baltimore County1,116
- Calvert County70
- Carroll County224
- Cecil County142
- Charles County134
- Frederick County383
- Harford County317
- Howard County234
- Kent County47
- Montgomery County1,332
- Prince George's County1,450
- Queen Anne's County45
- Washington County271
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| OLNEY CLEANERS | Minor source | No |
| OLNEY ELEMENTARY SCHOOL | Minor source | No |
| ONE POMONA EAST | Minor source | No |
| ONE STEP DELI | Minor source | No |
| ONE STOP LIQUORS | Minor source | No |
| ONE STOP TRAVEL PLAZA | Minor source | No |
| OP ENG APPRENT TRAIL | Minor source | No |
| OPERATIONS WAREHOUSE - A.A. SCHOOL | Minor source | No |
| OPPORTUNITY CONCRETE - TEMP PLANT | Minor source | No |
| OPPORTUNITY CONCRETE CORPORATION | Minor source | No |
| ORCHARD GROVE ELEMENTARY SCHOOL | Minor source | No |
| OREGON GRILL | Minor source | No |
| OREM, NICHOLAS JUNIOR HIGH SCHOOL | Minor source | No |
| OREMS ELEMENTARY SCHOOL | Minor source | No |
| ORINCO COFFEE & TEA | Minor source | No |
| ORKIN EXTERMINATING | Minor source | No |
| OSIRIS THERAPEUTICS | Minor source | No |
| OSPREY GASOLINE | Minor source | No |
| OSPREY POINT MARINA | Minor source | No |
| OSWALD WAY, 9102 | Minor source | No |
| OTIS STREET, 3409 | Minor source | No |
| OTIS STREET, 3505 | Minor source | No |
| OTSUKA PHARMACEUTICAL CO., LTD. | Minor source | No |
| OTTENBERG'S BAKERS | Synthetic minor source | No |
| OUR LADY OF MERCY SCHOOL | Minor source | No |
| OUR LADY OF MT. CARMEL R.C. CHURCH | Minor source | No |
| OUR LADY OF THE WOODS ACADEMY | Minor source | No |
| OUR LADY PERPETUAL HELP R.C. CHURCH | Minor source | No |
| OUR LADY QUEEN OF PEACE R.C. CHURCH | Minor source | No |
| OURISMAN CHEVROLET | Minor source | No |
| OURISMAN CHEVROLET OF BOWIE | Minor source | No |
| OURISMAN COLLISION CENTER | No | |
| OURISMAN VW & MAZDA OF ROCKVILLE | Minor source | No |
| OURISMAN'S ROCKMONT CHEVROLET | Minor source | No |
| OUTBACK STEAKHOUSE | Minor source | No |
| OUTBACK STEAKHOUSE | Minor source | No |
| OUTBACK-CARRABAS - HUNT VALLEY | Minor source | No |
| OVERLEA CATERING | Minor source | No |
| OVERLEA SENIOR HIGH SCHOOL | Minor source | No |
| OVERLOOK ELEMENTARY SCHOOL | Minor source | No |
| OVERLOOK ELEMENTARY SCHOOL | Minor source | No |
| OWENS ROAD ELEMENTARY SCHOOL | Minor source | No |
| OWINGS & SONS | Minor source | No |
| OWINGS COLLISION | Minor source | No |
| OWINGS MILLS ELEMENTARY SCHOOL | Minor source | No |
| OWINGS MILLS HIGH SCHOOL | Minor source | No |
| OWL CORPORATION | Minor source | No |
| OXON HILL ELEMENTARY SCHOOL | Minor source | No |
| OXON HILL ROAD, 6261 | Minor source | No |
| OXON HILL SENIOR HIGH SCHOOL | Minor source | No |
| P. G. CO. SOUTH REG. HEALTH CETR. | Minor source | No |
| P.G. COUNTY JUSTICE CENTER - HYATT | Minor source | No |
| PACA, WILLIAM ELEMENTARY SCHOOL | Minor source | No |
| PACA, WILLIAM ELEMENTARY SCHOOL | Minor source | No |
| PACEMAKER PRESS, INC. | Minor source | No |
| PACIFIC MOLASSES CO. | Minor source | No |
| PACIFIC PRIDE | Minor source | No |
| PACKING SERVICES INDUSTRIES | Minor source | No |
| PADONIA ELEMENTARY | Minor source | No |
| PAGE, W.T. ELEMENTARY SCHOOL | Minor source | No |
| PAGLIARO BROTHERS STONE COMPANY | Minor source | No |
| PAINT BRANCH GOLF COURSE | Minor source | No |
| PAINT BRANCH HIGH SCHOOL | Minor source | No |
| PAINT MONGERS | Minor source | No |
| PAINTERS MILL EXECUTIVE PARK | Minor source | No |
| PAK'S AUTO BODY | Minor source | No |
| PALMER PARK EDUCATIONAL MEDIA CNTR. | Minor source | No |
| PALMER PARK GAS & GO | Minor source | No |
| PALMER PARK POLICE SERVICES COMPLEX | Minor source | No |
| PAM ENGINEERING | Minor source | No |
| PANGBORN CORPORATION | Minor source | No |
| PANGBORN ELEMENTARY SCHOOL | Minor source | No |
| PANORAMA ELEMENTARY SCHOOL | Minor source | No |
| PAOLO'S OF TOWSON | Minor source | No |
| PAPPA'S RESTAURANT | Minor source | No |
| PARADISE MOTORS - ELKTON | Minor source | No |
| PARAMOUNT ELEMENTARY SCHOOL | Minor source | No |
| PARAMOUNT FEED & SUPPLY | Minor source | No |
| PARK AVENUE, NORTH 4550 | Minor source | No |
| PARK AVENUE, NORTH 4601 | Minor source | No |
| PARK AVENUE, NORTH 4615 | Minor source | No |
| PARK AVENUE, NORTH 4620 | Minor source | No |
| PARK AVENUE, SOUTH 4450 | Minor source | No |
| PARK CLEANERS | Minor source | No |
| PARK MOVING & STORAGE | Minor source | No |
| PARK RUG & DRY CLEANERS CORP | Minor source | No |
| PARK SCHOOL | Minor source | No |
| PARK STREET ELEMENTARY SCHOOL | Minor source | No |
| PARKER HOUSE TERRACE, 5601 | Minor source | No |
| PARKER, J. WILLIAM & SON | Minor source | No |
| PARKER'S NORGE VILLAGE | Minor source | No |
| PARKLAND COURT, 5518 | Minor source | No |
| PARKLAND MECHANICAL SERVICE | Minor source | No |
| PARKLAND MIDDLE SCHOOL | Minor source | No |
| PARKLAWN CEMETERY | Minor source | No |
| PARKS J.C. ELEMENTARY SCHOOL | Minor source | No |
| PARKS LIQUORS | Minor source | No |
| PARKVILLE MIDDLE SCHOOL | Minor source | No |
| PARKVILLE POST OFFICE | Minor source | No |
| PARKVILLE SENIOR CENTER | Minor source | No |
Facility and location figures from EPA’s ICIS-AIR download. Nonattainment designation from EPA’s Green Book, by county and state.