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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HAGERSTOWN SPEEDWAY
MD1211036 · 732 served
HAHN TRANSPORTATION
MD1100009 · 115 served
HAHN TRANSPORTATION
MD1000009 · 115 served
HAIDEN’S COFFEE & CAFE
MD1071396 · 40 served
HAINE'S MARKET
MD1231042 · 25 served
HAIR COMPANY LTD
MD1021739 · 33 served
HALFWAY LIQUORS
MD1081045 · 0 served
HALLOWING POINT PARK FOOD
MD1041015 · 300 served
HALLOWING POINT PARK MAINTENANCE BLDG
MD1041185 · 0 served
HALLOWING POINT TRAILER PARK
MD0040208 · 0 served
HALLOWOOD RETREAT AND CONF. CENTER
MD1101085 · 25 served
HALLS TRAILER PARK
MD1070016 · 25 served
HALLS TRAILER PARK
MD0002351 · 30 served
HALLS TRAILER PARK
MD0070219 · 30 served
HALSEYS STORE
MD1121049 · 0 served
HAMBURGER HAVEN
MD1011021 · 200 served
HAMMERS BAR & GRILL
MD1071002 · 25 served
HAMMONDS BP
MD1231043 · 25 served
HAMPSTEAD
MD0002463 · 961 served
HAMPSTEAD CROWN (CITGO)
MD1061236 · 200 served
HAMPSTEAD BAPTIST CHURCH
MD1060064 · 250 served
HAMPSTEAD BAPTIST CHURCH
MD1061040 · 25 served
HAMPSTEAD LIBRARY
MD1061201 · 25 served
HAMPSTEAD LIONS BASEBALL FIELDS
MD1061041 · 150 served
HAMPTON INN
MD1021131 · 50 served
HANCES POINT UTILITY CO INC
MD0002606 · 50 served
HANCES POINT YACHT CLUB INC.
MD1071101 · 25 served
HANCOCK MAYOR AND COUNCIL
MD0002465 · 1,800 served
HANCOCK TRUCK STOP
MD1211038 · 25 served
HANCOCKS TRAILER PARK
MD0002728 · 129 served
HANEYS GROCERY AND DELI INC
MD1021132 · 25 served
HAPPY ACRES DAY CARE
MD1030050 · 100 served
HAPPY FACES EARLY LRNG. CTR.
MD1020056 · 40 served
HAPPY HARBOR RESTAURANT
MD1021133 · 107 served
HAPPY HILLS CAMPGROUND
MD1211114 · 54 served
HAPPY HOUSE
MD1021134 · 25 served
HAPPY HOUSE CARRYOUT
MD1021455 · 50 served
HAPPY TAILS VET HOSPITAL
MD1021519 · 0 served
HARBOR CLUB
MD1191030 · 25 served
HARBOR HILLS YACHT CLUB
MD1021412 · 36 served
HARBOR HOUSE RESTAURANT
MD1141028 · 25 served
HARBOR VIEW
MD0070025 · 437 served
HARBOR VIEW INN
MD1181076 · 25 served
HARBOUR COVE MARINA
MD1021509 · 33 served
HARBOUR LIGHT ESTATES COMMUNITY
MD0220212 · 95 served
HARBOUR SCH(CONNECT TO 0020004
MD1020057 · 70 served
HARDEE'S #2635
MD1021137 · 200 served
HARDEE'S RESTAURANT
MD1021136 · 200 served
HARDEES AND KENT ISLAND
MD1171249 · 351 served
HARDEES OF STEVENSVILLE
MD1171060 · 300 served