Connecticut Tap Water Quality
EPA water quality data for 150 community water systems serving 1,265,421+ people in Connecticut. Click any system to see violations, lead testing results, and a safety grade.
METROPOLITAN DISTRICT COMMISSION
AQUARION-EASTERN FAIRFIELD COUNTY
CTWC - NORTHERN REG-WESTERN SYSTEM
DANBURY WATER DEPARTMENT
AQUARION-GREENWICH
BRISTOL WATER DEPARTMENT
CTWC - SHORELINE REGION-GUILFORD SYSTEM
GROTON UTILITIES
AQUARION-DARIEN
HAZARDVILLE WATER COMPANY
EAST LYME WATER & SEWER COMMISSION
CTWC - UNIONVILLE SYSTEM
CROMWELL FIRE DISTRICT WATER DEPARTMENT
AVON WATER CO
BETHEL WATER DEPT
KENSINGTON FIRE DISTRICT
JEWETT CITY WATER COMPANY
CTWC - CRYSTAL SYSTEM
CTWC - NAUGATUCK REG-COLLINSVILLE SYS
BERLIN WATER CONTROL COMMISSION
CTWC - SHORELINE REGION-CHESTER SYSTEM
COLCHESTER SEWER & WATER COMMISSION
WORTHINGTON FIRE DISTRICT
SCWA, TOWER-FERRY VIEW DIVISION
GROTON LONG POINT ASSOCIATION
CONNECTICUT CORRECTIONAL INSTITUTE
SALMON BROOK DISTRICT WATER DEPT
NOANK FIRE DISTRICT
CTWC - HEBRON CENTER DIVISION
DURHAM CENTER DIVISION
CANDLEWOOD SHORES TAX DISTRICT
AQUARION-EAST DERBY
CTWC - AMSTON LAKE DIVISION
AQUARION-KENT
CTWC - JENSENS BEECHWOOD SYSTEM
KENT SCHOOL CORP (VALLEY CAMPUS)
LAKE WAUBEEKA ASSOCIATION
CTWC - SPICE HILL DIVISION
CTWC - COVENTRY HILLS DIV
BRUNSWICK SCHOOL (LOWER & LOWER MIDDLE)
QUONNIPAUG HILLS - MAIN SYSTEM
EDGEMERE CONDOMINIUM ASSN., INC.
CTWC - SOUTH COVENTRY SYSTEM
YESHIVA OF WATERBURY-DURHAM CAMPUS
AQUARION-FALLS VILLAGE
CTWC - NORTHERN REGION-LAKEVIEW TERRACE
VILLAGE MARKET PLACE
CTWC - BAY MOUNTAIN
STONY HILL VILLAGE CONDOMINIUM ASSN
AQUA VISTA ASSOC, INC
EAST HAMPTON WPCA - VILLAGE CENTER
TURKEY HILL OF EAST GRANBY, LLC
GQC WELL COMMISSION
CTWC - ASHFORD PARK DIVISION
EAST HAMPTON WPCA - ROYAL OAKS SYSTEM
JEWETT CITY WATER CO., S & W SYSTEM
CTWC - GENERAL WATER DIVISION
SCWA, BARRETT DIVISION (BAR)
ARROWHEAD POINT HOMEOWNERS ASSN INC.
COLCHESTER ESTATES
CTWC - BANNER VILLAGE
CTWC - NORTHERN REGION-LAKEWOOD
CTWC - WESTCHESTER VILLAGE
AQUARION-INDIAN SPRING
CTWC - PILGRIM HILLS DIVISION
SOUTH KENT SCHOOL
CTWC - CHIMNEY HILL
WESTCHESTER HILLS CONDOMINIUM ASSN.
COLCHESTER COMMONS
CTWC - LONDON PARK DIVISION
THE MARVELWOOD SCHOOL
CTWC - SHORELINE REG-CHESTER VLLG WEST
OLD NEWGATE RIDGE WATER COMPANY INC
HERITAGE COVE CONDOMINIUMS
CTWC - BAKER HILL DIVISION
AQUARION-HOLLANDALE ESTATES
CTWC - NORTHERN REG-LLYNWOOD SYSTEM
AQUARION-EAST HAMPTON
CTWC - COUNTRY MOBILE DIV.
MALLARD COVE CONDOMINIUM ASSN.
SHAKER HEIGHTS WATER COMPANY
CAREFREE HOMEOWNERS ASSOCIATION
CTWC - NORTHERN REG-NATHAN HALE SYSTEM
TWIN HILLS WATER DISTRICT
HAWTHORNE TERRACE ASSOC
CTWC - WESTCHESTER EAST
CAMPBELL HEIGHTS APARTMENTS
AQUARION-KEN OAKS
AQUARION-LEBANON
AQUARION-INDIAN FIELDS
PERRY HILL ESTATES APARTMENTS INC.
BROOKFIELD HILLS CONDOMINIUM UNIT OWNERS
CANDLEWOOD ORCHARDS PROPERTY OWNERS CORP
SNUG HARBOR DEVELOPMENT CORP
AQUARION-TYLER LAKE
BETHANY MOBILE HOME PARK
ASHFORD HILLS APARTMENTS
AQUARION-PEARCE MANOR
BIRCH HILLS CONDOMINIUMS
AQUARION-HICKORY HILLS
LAKE LILLINONAH SHORES CONDOS
COBALT LODGE HEALTHCARE & REHAB CENTER
CHELSEA COMMON CONDOMINIUM ASSOCIATION
AQUARION-BUTTERNUT
CHESTELM HEALTH & REHABILITATION CENTER
BROOKWOODS II
SHADY ACRES MOBILE HOME PARK
DANBURY WATER DEPT-RIDGEVIEW GARDENS
AQUARION-ROLLING RIDGE
WELLSWOOD ESTATES FOUNDATION, INC.
EVERGREEN SPRINGS - SYSTEM #4
CORNELL HILLS ASSOC, INC
ASH WATER COMPANY, LLC
JUNIPER CLUB INC.
TWIN MAPLES NURSING HOME
ABBY WATER LLC
GRISWOLD MHP LLC
AQUARION-CORNWALL
FALL BROOK MOBILE HOME PARK
GRANT HILL ASSOCIATES, INC.
WOODLAWN APARTMENTS
HILLSIDE CONDOMINIUMS
EAST WINDSOR HOUSING AUTHORITY
M&M REALTY HOLDINGS LLC
EVANGELICAL CHRISTIAN CENTER - MAIN
CRESTVIEW CONDOMINIUM ASSOCIATION
KNOB HILL CONDOMINIUMS
AARON MANOR NURSING & REHAB CENTER
FRANKLIN ACADEMY
COVENTRY HOUSING AUTHORITY-LOWER SYSTEM
COVENTRY HOUSING AUTHORITY-UPPER SYSTEM
SCHOOL HILL ASSOCIATION, INC.
AQUARION-BERKSHIRE
ASHLAND POND MOBILE HOME PARK
NORTH PURCHASE ELDERLY HOUSING
WOODCREEK VILLAGE CONDOMINIUM ASSN, INC
OAK GROVE SENIOR HOUSING CORP
ESSEX GARDENS
CRANBERRY BOG APARTMENTS
LONGVIEW ESTATES, LLC
CHAPLIN WOODS CONDOMINIUMS
WOODHALL SCHOOL, INC
EVERGREEN SPRINGS - SYSTEM #3
CTWC - LEBANON ELDERLY DIV.
CEDAR TERRACE PROP OWNERS ASSN
MYSTIC VILLAGE APARTMENTS
GREEN VILLAGE
METACOMET HOMES-WELL 1 AND WELL 2
ROCKTREE APARTMENTS
890 BOSTON TURNPIKE