Pollution in Maryland

Maryland hosts 22 Superfund cleanup sites, 173 facilities reporting to EPA's Toxic Release Inventory, and 523 facilities currently in significant noncompliance with federal environmental laws. EPA has assessed $117.8M in lifetime penalties across these facilities, and TRI reporters released roughly 2.4M pounds of regulated chemicals on-site in the latest reporting year. The single largest on-site releaser is Valley Proteins Inc-Linkwood Facility in Linkwood, reporting 1.6M lb to EPA.

Superfund Sites22NPL
TRI Facilities173active reporters
Significant Violators523current SNC
Total Penalties$117.8Mlifetime

Superfund sites in Maryland

SiteCityStatus
68th Street Dump Industrial EnterprisesRosedaleRemedy selected
Aberdeen Proving Ground Edgewood AreaEdgewoodCleanup underway
Aberdeen Proving Ground Michaelsville LandfillAberdeenConstruction complete
Andrews Air Force BaseAndrews Air Force BaseCleanup underway
Bear Creek SedimentsSparrows PointListed on NPL
Beltsville Agricultural Research Center UsdaBeltsvilleCleanup underway
Brandywine DrmoBrandywineCleanup underway
Bush Valley LandfillAbingdonReady for anticipated reuse
Central Chemical HagerstownHagerstownCleanup underway
Curtis Bay Coast Guard YardBaltimoreConstruction complete
Dwyer Property Ground Water PlumeElktonListed on NPL
Fort Detrick Area B Ground WaterFrederickListed on NPL
Fort George G MeadeOdentonCleanup underway
Indian Head Naval Surface Warfare CenterIndian HeadCleanup underway
Kane Lombard Street DrumsBaltimoreCleanup underway
Limestone RoadCumberlandReady for anticipated reuse
Ordnance Products IncNorth EastReady for anticipated reuse
Patuxent River Naval Air StationPatuxent RiverCleanup underway
Sand Gravel And StoneElktonReady for anticipated reuse
Sauer DumpDundalkRemedy selected
Spectron IncElktonReady for anticipated reuse
Woodlawn County LandfillColoraReady for anticipated reuse

Largest Maryland releasers

FacilityCityOn-site (lb)
Valley Proteins Inc-Linkwood FacilityLinkwood1.6M
Perdue Agribusiness Inc, Zion Church Road ComplexSalisbury268.2k
Xerxes CorpWilliamsport114.1k
Grace – Curtis Bay WorksCurtis Bay83.2k
Terumo Medical CorporationElkton57.2k
Raven Power Fort Smallwood LlcCurtis Bay42.5k
Us Army Aberdeen Proving GroundAberdeen Proving Ground30.9k
Plymouth Tube CompanySalisbury23.2k
Engineered Polymer Solutions, Inc. - HagerstownWilliamsport19.7k
Tnemec CompanyBaltimore15.3k
Vibrantz TechnologiesCurtis Bay14.0k
Aes Warrior Run Cogeneration FacilityCumberland10.7k
Heidelberg Materials Us Cement LlcUnion Bridge10.3k
National Security AgencyFort Meade9.6k
Amrize Hagerstown Cement Plant (Formerly Holcim HaHagerstown7.8k
Fil-TecSmithsburg7.1k
Naval Surface Warfare CenterIndian Head6.7k
Northrop-Grumman Systems Corp. - AtlLinthicum6.5k
Sherwin-Williams CompanyBaltimore5.6k
Rust-Oleum CorporationWilliamsport5.1k
Global Baltimore TerminalBaltimore4.9k
Airgas Usa LlcDundalk3.1k
Citgo/Zenith Petroleum TerminalCurtis Bay2.3k
Tanner Industries IncHavre De Grace2.1k
Independent Can CompanyBelcamp1.9k

By county

Baltimore County County3 SF · 21 TRI · 55 violatorsAnne Arundel County County2 SF · 18 TRI · 47 violatorsHarford County County3 SF · 14 TRI · 26 violatorsPrince Georges County County0 SF · 12 TRI · 50 violatorsBaltimore City County1 SF · 26 TRI · 38 violatorsMontgomery County County0 SF · 7 TRI · 43 violatorsFrederick County County1 SF · 9 TRI · 20 violatorsCecil County County5 SF · 5 TRI · 27 violatorsCarroll County County0 SF · 8 TRI · 17 violatorsHoward County County0 SF · 9 TRI · 14 violatorsCharles County County1 SF · 5 TRI · 14 violatorsWashington County County1 SF · 15 TRI · 12 violatorsWicomico County County0 SF · 8 TRI · 16 violatorsAllegany County County1 SF · 2 TRI · 8 violatorsWorcester County County0 SF · 1 TRI · 18 violatorsSt. Marys County0 SF · 1 TRI · 18 violatorsCalvert County County0 SF · 1 TRI · 14 violatorsDorchester County County0 SF · 5 TRI · 17 violatorsGarrett County County0 SF · 0 TRI · 13 violatorsKent County County0 SF · 2 TRI · 10 violatorsTalbot County0 SF · 0 TRI · 12 violatorsCaroline County County0 SF · 3 TRI · 14 violatorsQueen Annes County0 SF · 0 TRI · 8 violatorsSomerset County0 SF · 1 TRI · 5 violatorsSaint Marys County0 SF · 0 TRI · 2 violatorsPrince George S County3 SF · 0 TRI · 1 violatorsMorgan County0 SF · 0 TRI · 1 violatorsHills County0 SF · 0 TRI · 0 violatorsLancaster County0 SF · 0 TRI · 0 violatorsAdams County0 SF · 0 TRI · 0 violatorsBerkeley County0 SF · 0 TRI · 1 violatorsChester County0 SF · 0 TRI · 0 violatorsCrawford County0 SF · 0 TRI · 0 violatorsFairfax County0 SF · 0 TRI · 0 violatorsFulton County0 SF · 0 TRI · 0 violatorsGloucester County0 SF · 0 TRI · 0 violatorsGlynn County0 SF · 0 TRI · 0 violatorsHenrico County County0 SF · 0 TRI · 0 violatorsHerkimer County0 SF · 0 TRI · 0 violatorsJefferson County0 SF · 0 TRI · 1 violatorsLenawee County0 SF · 0 TRI · 0 violatorsMathews County0 SF · 0 TRI · 0 violatorsQueen Anne S County0 SF · 0 TRI · 0 violatorsRockingham County0 SF · 0 TRI · 0 violatorsSaratoga County0 SF · 0 TRI · 0 violatorsSchuyler County0 SF · 0 TRI · 0 violatorsStafford County0 SF · 0 TRI · 0 violatorsTioga County0 SF · 0 TRI · 1 violatorsWyoming County0 SF · 0 TRI · 0 violatorsSt Mary S County1 SF · 0 TRI · 0 violators

Data downloads & related pages