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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JOES SEAFOOD
MD1021352 · 25 served
JOES SHELL STATION
MD1141085 · 55 served
JOHN A. COAKLEY AND ASSOCIATES
MD1060024 · 25 served
JOHN BROWN GENERAL AND BUTCHERY
MD1031204 · 110 served
JOHN HANSON
MD0080073 · 4,450 served
JOHN L. TROSSBACH
MD1181204 · 25 served
JOHN LOSTEN, JR
MD1071292 · 25 served
JOHN N. WRIGHT, INC
MD1050007 · 25 served
JOHN O LANE
MD0000014 · 50 served
JOHN WALSTON MOBILE HOME PARK
MD0002727 · 315 served
JOHN WESLEY METH. CHURCH
MD1191040 · 25 served
JOHN WESLEY METH. CHURCH
MD1191041 · 25 served
JOHN-O-LANE
MD0002760 · 32 served
JOHN'S CORNER
MD1111176 · 150 served
JOHNNY BOY RIBS AND RESTAURANT
MD1081051 · 0 served
JOHNNY CATS
MD1061300 · 25 served
JOHNNY'S MARKET
MD1221051 · 25 served
JOHNNYS INN
MD1081101 · 1 served
JOHNS HOPKINS BAYVIEW MEDICAL CENTER
MD1300008 · 950 served
JOHNS HOPKINS HOSPITAL
MD1300001 · 2,000 served
JOHNS HOPKINS UNIV APPL PHYS L
MD0002735 · 2,500 served
JOHNS HOPKINS UNIVERSITY
MD0300007 · 2,058 served
JOHNSON ACRES WATER COMPANY
MD0040032 · 50 served
JOHNSON DIVERSEY EQUIPMENT TECHNOLOGIES
MD1090002 · 0 served
JOHNSON MOTORS
MD1091134 · 25 served
JOHNSVILLE UM CHURCH
MD1101110 · 35 served
JOLLY II CLUB
MD1181096 · 25 served
JONES IMPLEMENT CO.
MD1091052 · 25 served
JONES MARKET
MD1191095 · 25 served
JONES SEAFOOD / BUBBAS PLACE
MD1081086 · 152 served
JONESTOWN WATER SYSTEM
MD0050004 · 150 served
JOPPATOWNE UTILITIES CORP
MD0002505 · 8,061 served
JOPPATOWNE-SEE 0120016
MD0120013 · 0 served
JOSEPH A. BANK CLOTHIER
MD1060025 · 275 served
JOSEPH HOUSE
MD1220013 · 25 served
JOSEPH HOUSE CENTER
MD1221108 · 55 served
JOSEPH RUSSELL
MD1021159 · 25 served
JOSIE'S
MD1111077 · 25 served
JOY KIDS LEARNING CENTER LLC
MD1021764 · 0 served
JOY REIGNS LUTHERAN CHURCH
MD1020069 · 103 served
JTS MARKET
MD1221135 · 50 served
JUBILEE FOODS -DELETE
MD1061036 · 25 served
JUDE HOUSE/ BEL ALTON COM CTR-0080064
MD1080013 · 30 served
JUDY'S FLAMING PIT
MD1021110 · 25 served
JUG BAY WETLANDS SANCTUARY
MD1021565 · 30 served
JUG BRIDGE SEAFOOD
MD1101111 · 25 served
JUKAI JUICE CO. LLC
MD1031403 · 0 served
JUMBO JIMMYS CRAB SHACK AND CROTHERS MKT
MD1071072 · 0 served
K & J MINI MART
MD1221052 · 25 served
K & M GROCERY
MD1211040 · 25 served