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 |
|---|---|---|
| MAPLE AVENUE, 7620 | Minor source | No |
| MAPLE AVENUE, 7667 | Minor source | No |
| MAPLE AVENUE, 7710 | Minor source | No |
| MAPLE AVENUE, 7777 | Minor source | No |
| MARADA INDUSTRIES | Minor source | No |
| MARADA INDUSTRIES | Minor source | No |
| MARCH LIFE TRIBUTE CENTER - LAUREL | Minor source | No |
| MAREX CORP | Minor source | No |
| MAREY AVENUE, 316-317 | Minor source | No |
| MARGARET BRENT SPECIAL CENTER | Minor source | No |
| MARIAN FATHERS NOVITIATE | Minor source | No |
| MARINUCCI, C., INC. | Minor source | No |
| MARK MOTOR COMPANY | Minor source | No |
| MARK TWAIN SPECIAL SCHOOL | Minor source | No |
| MARK/TRECE | Minor source | No |
| MARLBORO 301-GAS & GO | Minor source | No |
| MARLBORO AUTO BODY | Minor source | No |
| MARLBORO BUS LOT - OLD MARL. PIKE | Minor source | No |
| MARLBORO ELEMENTARY SCHOOL | Minor source | No |
| MARLBORO PIKE, 5803 | Minor source | No |
| MARLBORO SERVICE CENTER (P.S.) | Minor source | No |
| MARLBORO SERVICE STATION | Minor source | No |
| MARLEY ELEMENTARY SCHOOL | Minor source | No |
| MARLEY JUNIOR HIGH SCHOOL | Minor source | No |
| MARLOW AUTO BODY | Minor source | No |
| MARLOW AUTO BODY & SERVICE CENTER | Minor source | No |
| MARLOWE THEATER | Minor source | No |
| MARLTON ELEMENTARY SCHOOL | Minor source | No |
| MARLYN AVENUE CITGO | Minor source | No |
| MARRIOTT CORPORATION | Minor source | No |
| MARRIOTT GAITHERSBURG HOTEL | Minor source | No |
| MARRIOTT'S HUNT VALLEY INN | Minor source | No |
| MARS - 7848 WISE AVENUE | Minor source | No |
| MARS CLEANERS | Minor source | No |
| MARS ESTATES SCHOOL | Minor source | No |
| MARS SUPER MARKET | Minor source | No |
| MARSDEN CHEVROLET | Minor source | No |
| MARSHALL STREET EDUCATION CENTER | Minor source | No |
| MARSHALL'S | Minor source | No |
| MARTIN BOULEVARD ELEMENTARY SCHOOL | Minor source | No |
| MARTIN MARIETTA - BOONSBORO | Minor source | No |
| MARTIN MARIETTA - PINESBURG | Minor source | No |
| MARTIN MARIETTA LABORATORIES | Minor source | No |
| MARTIN STATE AIRPORT | Minor source | No |
| MARTIN, T.C. ELEMENTARY SCHOOL | Minor source | No |
| MARTIN'S ELEVATOR | Minor source | No |
| MARTIN'S FOOD STORE #444 | Minor source | No |
| MARTINS SERVICE | Minor source | No |
| MARVIN MEMORIAL UNITED METH. CHURCH | Minor source | No |
| MARYLAND & VIRGINIA MILK PRODUCERS | Major source | No |
| MARYLAND AIR NATIONAL GUARD | Minor source | No |
| MARYLAND AVENUE, 2 - ( COOPER APTS) | Minor source | No |
| MARYLAND CASUALTY | Minor source | No |
| MARYLAND CLASSICS | Minor source | No |
| MARYLAND CONCRETE | Minor source | No |
| MARYLAND CORK CO., I | Minor source | No |
| MARYLAND CORRECTIONAL INSTITUTION | Synthetic minor source | No |
| MARYLAND CORRECTIONAL TRAINING | Minor source | No |
| MARYLAND CREMATORY, LLC | Minor source | No |
| MARYLAND DOT - LAUREL MNTNCE SHOP | Minor source | No |
| MARYLAND HALL FOR CREATIVE ARTS | Minor source | No |
| MARYLAND INN | Minor source | No |
| MARYLAND LINE EXXON | Minor source | No |
| MARYLAND MATERIALS MANAGEMENT, LLC | Synthetic minor source | No |
| MARYLAND MOBILE TRAILER SERVICE | Minor source | No |
| MARYLAND NATIONAL CENTER | Minor source | No |
| MARYLAND NEWS | Minor source | No |
| MARYLAND ODD FELLOWS HOME | Minor source | No |
| MARYLAND PAPER | Minor source | No |
| MARYLAND PORTABLE CONCRETE-RIVERSIDE | Minor source | No |
| MARYLAND PROPERTIES | Minor source | No |
| MARYLAND PUBLIC TELEVISION | Minor source | No |
| MARYLAND ROCK INDUSTRIES, INC. | Minor source | No |
| MARYLAND SCHOOL FOR THE DEAF | Minor source | No |
| MARYLAND SCHOOL FOR THE DEAF | Minor source | No |
| MARYLAND SPECIALTY WIRE | Minor source | No |
| MARYLAND STATE POLICE GAS STATION | Minor source | No |
| MARYLAND STONE, INC. | Synthetic minor source | No |
| MARYLAND TRUCK SALES | Minor source | No |
| MARYLAND YACHT CLUB | Minor source | No |
| MARYVALE PREP SCHOOL | Minor source | No |
| MASON DIXON MATERIALS | Minor source | No |
| MASONIC HOME OF MARYLAND | Minor source | No |
| MASONIC TEMPLE | Minor source | No |
| MASTER CRAFTERS AUTO REBUILDING | Minor source | No |
| MASTERS TUXEDO CLEANERS | Minor source | No |
| MATTAPONI ELEMENTARY SCHOOL | Minor source | No |
| MATTAWOMAN WWTP/BIO GRO | Minor source | No |
| MATTERA LITHO | Minor source | No |
| MATWORKS | Minor source | No |
| MAUGANS AVE. SHELL | Minor source | No |
| MAUGANSVILLE AUTO CENTER | Minor source | No |
| MAUGANSVILLE ELEMENTARY SCHOOL | Minor source | No |
| MAUS WARFIELD USAR | Minor source | No |
| MAY CHAPEL CLEANERS | Minor source | No |
| MAYER BROTHERS | Minor source | No |
| MAYFIELD WOODS MIDDLE SCHOOL | Minor source | No |
| MAYO ELEMENTARY SCHOOL | Minor source | No |
| MAYORGA IMPORTS | Minor source | No |
| MCARDLE PRINTING | Minor source | No |
Facility and location figures from EPA’s ICIS-AIR download. Nonattainment designation from EPA’s Green Book, by county and state.