Utilities in Maryland
8,042 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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NORTHROP GRUMMAN - UNDERSEA SYSTEMS
MD1020037 · 395 served
NORTHROP GRUMMAN SYSTEMS CORPORATION
MD1070052 · 700 served
NORTHWEST PARK GOLF
MD1151056 · 25 served
NORTHWESTERN ELEMENTARY SCHOOL
MD1220018 · 310 served
NOTTINGHAM MARKET
MD1071144 · 25 served
NOTTINGHAM STORE
MD1161104 · 25 served
NOTWEN REALTY
MD1071145 · 25 served
NSF RANCH
MD1011104 · 25 served
NUODEX CHEMICAL INC.
MD1140007 · 25 served
NUTTERS CROSSING CLUBHOUSE,LINK FOOD SRV
MD1221153 · 300 served
NUTTERS CROSSING GC- SATELLITE BUILDING
MD1221177 · 200 served
NVENT EPG MILLINGTON
MD1170035 · 175 served
O.C. CLUSS LUMBER COMPANY
MD1110026 · 54 served
O'BRIENS TRAILER PARK
MD1180038 · 25 served
O'FARRELL THOMAS
MD1061071 · 25 served
O'LOUGHLINS
MD1021326 · 25 served
OAK GROVE BAPT CHRCH BLDG 2-3 - SEE 1275
MD1121297 · 25 served
OAK GROVE BAPTIST CHURCH
MD1081066 · 25 served
OAK GROVE BAPTIST CHURCH
MD1121275 · 80 served
OAK GROVE LANDING
MD1021233 · 25 served
OAK GROVE MARINA WELL #1
MD1021600 · 85 served
OAK GROVE MARINA WELL #2 - PIERS
MD1021695 · 65 served
OAK HILL WATER ASSOC INC
MD0002668 · 220 served
OAK HILL WATER COMPANY, LLC
MD0080034 · 180 served
OAK LANE MOBILE HOME PARK
MD0070226 · 55 served
OAK LANE MOBILE HOME PARK
MD0002672 · 120 served
OAK PARK
MD0002613 · 125 served
OAK PARK
MD0110010 · 125 served
OAK POINT INN
MD1021204 · 25 served
OAK RIDGE MOBILE HOME PARK
MD0220209 · 150 served
OAK RIDGE PARK
MD1081166 · 102 served
OAK RIDGE TRAILER PARK
MD0002190 · 129 served
OAK TERRACE MOBILE HOME PARK LLC
MD0220219 · 30 served
OAK TERRACE TRAILER COURT
MD0002566 · 36 served
OAK TREE ESTATES
MD0000005 · 32 served
OAKEY HOFF
MD0002407 · 28 served
OAKLAND
MD0002611 · 2,000 served
OAKLAND BROADFORD RUN
MD0000020 · 325 served
OAKVILLE ELEMENTARY SCHOOL
MD1180037 · 475 served
OAKWOOD
MD0080055 · 45 served
OAKWOOD LODGE
MD1181329 · 25 served
OAKWOOD LODGE TRAILER PARK
MD0002662 · 78 served
OAKWOOD MENNONITE CHURCH
MD1071261 · 25 served
OASIS BAR AND GRILL
MD1231158 · 108 served
OASIS SNACK BAR
MD1041130 · 25 served
OBLATES OF ST. FRANCIS
MD1071359 · 36 served
OBRIENS PUB AND LIQUOR
MD1021199 · 102 served
OC JAMBOREE THEATER
MD1231235 · 0 served
OC PARK AND RIDE (I/C MD0230011)
MD1231266 · 0 served
OCEAN CITY
MD0002623 · 150,000 served