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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COLONIAL MILL ESTATES MOBILE HOME PARK
MD0220223 · 86 served
COLONIAL NURSERY SCHOOL
MD1020059 · 25 served
COLONIAL PIPELINE CO.
MD1060013 · 25 served
COLONY 7 MOTOR INN
MD1021076 · 100 served
COLONY 7 SHELL
MD1021614 · 56 served
COLONY SQUARE
MD0180026 · 1,325 served
COLORA CHURCH OF CHRIST
MD1071250 · 50 served
COLORA ORCHARDS
MD1071277 · 25 served
COLOSSEUM PIZZA
MD1171175 · 25 served
COLUMBIA CC GOLF SATELLITE BLDG
MD1151068 · 70 served
COLUMBIA TOWERS
MD0150103 · 97 served
COLUMBIAN CENTER
MD1021615 · 0 served
COLUMBUS CLUB OF HAGERSTOWN
MD1211041 · 68 served
COLWELL MARYLAND, INC.
MD1120060 · 48 served
COMCAST CABLE
MD1100069 · 49 served
COMFORT INN
MD1111139 · 25 served
COMFORT INN SUITES
MD1231189 · 228 served
COMFORT INN- GRANTSVILLE
MD1111036 · 35 served
COMMUNITY BIBLE CHURCH
MD1021558 · 25 served
COMMUNITY CARE HOME
MD1050003 · 25 served
COMMUNITY PARK AT WINTERPLACE
MD1221173 · 200 served
COMPLETE RECYLING
MD1070070 · 50 served
COMPTON MARKET
MD1181053 · 25 served
COMUS INN
MD1151008 · 256 served
CONAGRA FOODS
MD1170004 · 0 served
CONCORD ESTATES
MD0002403 · 186 served
CONCORD ESTATES MOBILE HOME PARK
MD0100203 · 150 served
CONCOURSE COMMERCIAL CONDO, INC.
MD1020106 · 100 served
CONFECTIONARY TREASURES
MD1011081 · 25 served
CONGOLEUM CORP. / CEDARHURST PLANT
MD1060014 · 56 served
CONGREGATION KOL SHALOM ANNAPOLIS
MD1021635 · 74 served
CONGREGATION ROSH PINA
MD1031055 · 0 served
CONNELL'S BAR & RESTAURANT
MD1021077 · 25 served
CONNELLYS CUSTOM MEAT CUTTING
MD1181041 · 25 served
CONOCOCHEAGUE APARTMENTS
MD0210003 · 0 served
CONOCOCHEAGUE ELEMENTARY
MD1210004 · 0 served
CONOCOCHEAGUE GROCERY
MD1211020 · 204 served
CONOCOCHEAGUE LITTLE LEAGUE
MD1211021 · 25 served
CONOWINGO A-PLUS
MD1071217 · 25 served
CONOWINGO BAIT CO
MD1121026 · 25 served
CONOWINGO BAPTIST CHURCH
MD1071251 · 50 served
CONOWINGO CRAB SHACK
MD1071347 · 25 served
CONOWINGO DINER INC
MD1071062 · 150 served
CONOWINGO ELEMENTARY
MD1070011 · 874 served
CONOWINGO FISHING CO
MD1121027 · 25 served
CONOWINGO HYDROELECTRIC STATION
MD0120006 · 90 served
CONOWINGO MOBILE HOME COURT
MD0002289 · 240 served
CONOWINGO MOBILE HOME PARK
MD0070214 · 250 served
CONOWINGO PIZZA
MD1071088 · 25 served
CONOWINGO VETERANS CENTER
MD1071358 · 30 served