Wisconsin

Water Quality Database

Browse water safety reports for 771 cities in Wisconsin

All Cities in Wisconsin

Click any city to view its detailed water quality report and safety grade.

ABBOTSFORD F
ABRAMS D
ADAMS D
ADELL D
AFTON D
ALBANY D
ALGOMA D
ALLENTON D
ALMA F
ALMA CENTER F
ALMENA F
ALMOND F
ALTHELSTANE D
ALTOONA F
AMBERG D
AMERY D
AMHERST D
AMHERST JUNCTION F
ANIWA F
ANTIGO F
APPLETON F
ARBOR VITAE F
ARCADIA D
ARENA F
ARGYLE D
ARKDALE F
ARLINGTON F
ARMSTRONG CREEK D
ARPIN D
ASHIPPUN D
ASHLAND F
ASHWAUBENON F
ASTICO D
ATHELSTANE F
ATHENS D
AUBURNDALE F
AUGUSTA F
AVALON D
AVOCA F
BAGLEY D
BAILEYS HARBOR D
BALDWIN D
BALSAM LAKE D
BANCROFT F
BANGOR F
BARABOO D
BARNES D
BARNEVELD F
BARRON D
BARRONETT D
BAY CITY D
BAYFIELD D
BAYSIDE D
BEAR CREEK F
BEAVER DAM D
BEETOWN A
BELDENVILLE F
BELGIUM F
BELLEVILLE D
BELMONT F
BELOIT D
BENET LAKE D
BENTON D
BERLIN F
BIG BEND D
BIG FALLS D
BIRCHWOOD A
BIRNAMWOOD F
BLACK CREEK D
BLACK EARTH F
BLACK RIVER FALLS F
BLAIR D
BLANCHARDVILLE D
BLENKER D
BLOOMER D
BLOOMINGTON D
BLUE MOUNDS D
BLUE RIVER D
BONDUEL D
BOSCOBEL F
BOULDER JCT F
BOULDER JUNCTION F
BOWLER F
BOYCEVILLE F
BOYD D
BRANDON F
BRANTWOOD D
BRIGGSVILLE D
BRILLION F
BRILLON D
BRISTOL F
BRODHEAD F
BROOKFIELD F
BROOKLYN D
BROWN DEER D
BROWNTOWN F
BROWSVILLE F
BRUCE D
BRULE D
BRUSSELS D
BRYANT D
BUFFALO CITY F
BURLINGTON D
BURNETT F
BUTTE DES MORTS D
BUTTERNUT D
BYRON F
CABLE D
CADOTT F
CALEDONIA D
CAMBIA D
CAMBRIA F
CAMBRIDGE D
CAMERON F
CAMP DOUGLAS D
CAMPBELLSPORT D
CAROLINE F
CASCADE F
CASCO D
CASHTON D
CASSVILLE F
CATAWBA D
CATO D
CAZENOVIA F
CECIL D
CEDAR GROVE D
CEDARBURG F
CHASEBURG D
CHETEK D
CHILI D
CHILTON F
CHIPPEWA FALLS D
CLAM LAKE D
CLAYTON D
CLEAR LAKE D
CLEVELAND F
CLINTON D
CLINTONVILLE F
CLYMAN F
COBB F
COCHRANE A
COLBY D
COLEMAN F
COLFAX F
COLGATE F
COLLINS D
COLOMA D
COLUMBUS F
COMBINED LOCKS F
COMSTOCK D
CONOVER D
CONRATH D
COON VALLEY F
CORNELL D
COTTAGE GROVE F
COUDERAY D
CRANDON D
CRIVITZ D
CROSS PLAINS F
CUBA CITY F
CUDAHY D
CUMBERLAND D
CURTISS D
CUSTER D
DAIRYLAND D
DALE D
DALLAS F
DALTON D
DANBURY D
DANE D
DARIEN D
DARLINGTON F
DE FOREST F
DE PERE D
DE SOTO D
DEER PARK D
DEERBROOK D
DEERFIELD F
DEFOREST F
DELAFIELD F
DELALVAN D
DELAVAN F
DENMARK D
DESOTO F
DICKEYVILLE F
DODGE F
DODGEVILLE D
DORCHESTER F
DOUSMAN F
DOWNING D
DOWNSVILLE F
DOYLESTOWN D
DRESSER D
DRUMMOND F
DUNBAR F
DURAND F
DYKESVILLE D
EAGLE F
EAGLE RIVER F
EAST TROY F
EASTMAN D
EAU CLAIRE F
EAU GALLE D
EDEN D
EDGAR F
EDGERTON F
EDMUND D
EGG HARBOR D
ELAND D
ELCHO F
ELDERON F
ELDORADO D
ELEVA F
ELK MOUND F
ELKHART LAKE F
ELKHORN D
ELLISON BAY D
ELLSWORTH F
ELM GROVE F
ELMWOOD D
ELROY D
EMBARRASS F
EMERALD D
ENDEAVOR D
EPHRAIM D
ETTRICK D
EUREKA D
EVANSVILLE F
EXELAND D
FAIRCHILD D
FAIRWATER D
FALL CREEK F
FALL RIVER F
FENNIMORE F
FERRYVILLE D
FIFIELD D
FISH CREEK D
FITCHBURG D
FLORENCE A
FOND DU LAC D
FONTANA D
FOOTVILLE F
FOREST JUNCTION F
FORESTVILLE D
FORT ATKINSON F
FORT MCCOY D
FOUNTAIN CITY D
FOX LAKE F
FOX POINT F
FRANCIS CREEK D
FRANKLIN D
FRANKSVILLE D
FREDERIC D
FREDONIA D
FREEDOM D
FREMONT D
FRIENDSHIP F
FRIESLAND F
FT ATKINSON F
GALESVILLE D
GAYS MILLS D
GENESEE D
GENESEE DEPOT D
GENOA D
GENOA CITA D
GENOA CITY F
GERMAN TOWN D
GERMANTOWN F
GILLETT D
GILMANTON D
GLEASON D
GLEN FLORA D
GLENBEULAH F
GLENWOOD CITY D
GLIDDEN D
GOODMAN D
GORDON D
GOTHAM D
GRAFTON F
GRAND CHUTE D
GRAND MARSH F
GRANDVIEW D
GRANTON D
GRANTSBURG D
GRATIOT F
GREEN BAY D
GREEN LAKE F
GREENDALE D
GREENFIELD D
GREENLEAF D
GREENVILLE F
GREENWOOD F
GRESHAM F
HAGER CITY D
HALES CORNERS D
HAMBURG D
HAMMOND D
HANCOCK F
HARSHAW D
HARTFORD D
HARTLAND D
HATLEY D
HAUGEN F
HAWKINS F
HAYWARD F
HAZEL GREEN F
HAZELHURST D
HEAFFORD JUNCTION D
HELENVILLE D
HERBSTER D
HEWITT D
HIGHBRIDGE D
HIGHLAND D
HILBERT D
HILES D
HILL POINT D
HILLPOINT D
HILLSBORO F
HINGHAM D
HIXTON D
HOBART D
HOLCOMBE D
HOLLANDALE D
HOLMEN F
HORICON D
HORTONVILLE D
HOULTON F
HOWARDS GROVE D
HUBERTUS D
HUDSON D
HUMBIRD D
HURLEY F
HUSTISFORD F
HUSTLER F
INDEPENDENCE D
INGRAM D
IOLA F
IRMA D
IRON BELT D
IRON RIDGE D
IRON RIVER D
IXONIA F
JACKSON D
JANESVILLE F
JEFFERSON D
JIM FALLS F
JOHNSON CREEK F
JUDA F
JUNCTION CITY D
JUNEAU F
KANSASVILLE F
KAUKAUNA D
KELLNERSVILLE F
KENDALL F
KENNAN D
KENOSHA F
KESHENA D
KEWASKUM F
KEWAUNEE D
KIEL D
KIELER F
KIMBERLY F
KING D
KINGSTON D
KOHLER D
KRAKOW F
KRONENWETTER F
LA CROSSE F
LA FARGE D
LA POINTE D
LA VALLE F
LAC DU FLAMBEAU D
LACROSSE F
LADYSMITH D
LAKE DELTON D
LAKE GENEVA F
LAKE HALLIE F
LAKE MILLS F
LAKE NABAGAMON D
LAKE NEBAGAMON D
LAKE TOMAHAWK D
LAKEWOOD D
LANCASTER F
LAND O LAKES D
LAND O'LAKES D
LANNON D
LAONA D
LAPOINTE D
LARSEN D
LARSON D
LAVALLE F
LEBANON D
LENA F
LILY D
LIME RIDGE D
LITTLE CHUTE F
LITTLE SUAMICO D
LIVINGSTON F
LODI F
LOGANVILLE D
LOMIRA F
LONE ROCK F
LONG LAKE F
LOWELL D
LOYAL D
LUBLIN D
LUCK D
LUXEMBURG D
LYNDON STATION D
LYONS D
MADISON F
MAIDEN ROCK F
MALONE D
MANAWA D
MANCHESTER D
MANITOWISH WATERS D
MANITOWOC D
MAPLE D
MARATHON F
MARATHON CITY F
MARIBEL D
MARINETTE D
MARION D
MARKESAN F
MARSHALL F
MARSHFIELD D
MARTINTOWN D
MASON D
MATTOON D
MAUSTON D
MAYVILLE F
MAZOMANIE D
MC FARLAND D
MCFARLAND D
MEDFORD D
MELLEN D
MELROSE F
MENASHA D
MENOMONEE FALLS D
MENOMONIE F
MEQUON F
MERCER D
MERRILL F
MERRILLAN D
MERRIMAC F
MERTON D
MESASHA D
MIDDLETON F
MIKANA D
MILLADORE D
MILLTOWN D
MILTON D
MILWAUKEE D
MINDORO D
MINERAL POINT F
MINOCQUA F
MINONG D
MISHICOT D
MONDOVI F
MONICO D
MONONA D
MONROE D
MONSINEE D
MONTELLO D
MONTFORT F
MONTICELLO F
MONTREAL F
MOSINEE F
MOUNT CALVARY F
MOUNT HOPE D
MOUNT HOREB D
MOUNTAIN D
MT HOREB D
MT PLEASANT D
MT STERLING F
MUKWONAGO D
MUSCODA F
MUSKEGO D
N2575 SNAKE RD F
NASHOTAH F
NAVARINO D
NECEDAH F
NEENAH D
NEILLSVILLE F
NEKOOSA D
NELSON D
NEOSHO D
NESHKORO D
NEW ABURN D
NEW AUBURN D
NEW BERLIN F
NEW FRANKEN D
NEW GLARUS F
NEW HOLSTEIN D
NEW LISBON D
NEW LONDON F
NEW MUNSTER D
NEW RICHMOND D
NEWBURG D
NEWTON F
NIAGARA D
NIAGRA A
NORTH FOND DU LAC F
NORTH FREEDOM F
NORTH LAKE F
NORTH PRAIRIE D
NORWALK F
OAK CREEK F
OAKDALE D
OAKFIELD F
OCONOMOWOC D
OCONTO D
OCONTO FALLS D
ODANAH D
OGDENBURG D
OGDENSBURG D
OGEMA D
OJIBWA D
OKAUCHEE D
OMRO D
ONALASKA F
ONEIDA D
ONTARIO F
OREGON F
ORFORDVILLE D
OSCEOLA D
OSHKOSH D
OSSEO F
OUCJETT F
OWEN F
OXFORD F
PALMYRA D
PARDEEVILLE F
PARK FALLS D
PATCH GROVE D
PEARSON D
PELICAN LAKE D
PELL LAKE F
PEMBINE D
PENCE D
PEPIN F
PESHTIGO D
PEWAUKEE F
PHELPS D
PHILLIPS F
PHLOX F
PICKEREL D
PICKETT D
PINE RIVER D
PITTSVILLE D
PLAIN F
PLAINFIELD F
PLATTEVILLE F
PLEASANT PRAIRIE F
PLOVER F
PLUM CITY F
PLYMOUTH F
POPLAR D
PORT EDWARDS D
PORT WASHINGTON D
PORT WING D
PORTAGE F
PORTERFIELD D
POSKIN D
POTOSI D
POTTER D
POUND D
POY SIPPI D
POYNETTE D
PRAIRIE DU CHIEN F
PRAIRIE DU SAC F
PRAIRIE FARM D
PRENTICE D
PRESCOTT F
PRESQUE ISLE D
PRINCETON D
PULASKI F
PULCIFER D
RACINE F
RADISSON D
RANDOLPH F
RANDOM LAKE D
READFIELD D
READSTOWN F
REDGRANITE D
REEDSBURG D
REEDSVILLE F
REESEVILLE F
REWEY F
RHINELANDER F
RIB LAKE D
RICE LAKE F
RICHFIELD D
RICHLAND CENTER F
RIDGELAND F
RIDGEWAY F
RINGLE D
RIO F
RIPON D
RIVER FALLS F
RIVER HILLS D
ROBERTS D
ROCHESTER F
ROCK SPRINGS D
ROCKLAND D
ROSENDALE D
ROSHOLT F
ROTHSCHILD F
RUBICON D
RUDOLPH D
SAINT CROIX FALLS D
SAINT GERMAIN F
SALEM A
SAND CREEK F
SARONA D
SAUK CITY D
SAUKVILLE F
SAXEVILLE D
SAXON D
SAYNER F
SCANDINAVIA D
SCHOFIELD F
SENECA D
SEXTONVILLE D
SEYMOUR D
SHARON F
SHAWANO F
SHEBOYGAN F
SHEBOYGAN FALLS F
SHELDON F
SHELL LAKE F
SHERWOOD F
SHIOCTON D
SHOREWOOD F
SHULLSBURG F
SILVER CLIFF D
SILVER LAKE D
SINSINAWA D
SIREN D
SISTER BAY D
SLINGER F
SOBIESKI D
SOLDIERS GROVE D
SOLON SPRINGS D
SOMERS D
SOMERSET F
SOUTH RANGE D
SOUTH WAYNE F
SPARTA F
SPENCER D
SPOONER D
SPRING GREEN F
SPRING VALLEY F
SPRINGSTEAD D
ST CLOUD D
ST CROIX FALLS F
ST GERMAIN D
ST NAZIANZ D
ST. CROIX FALLS D
ST. GERMAIN D
STANLEY D
STAR LAKE F
STAR PRAIRIE D
STETSONVILLE F
STEUBEN D
STEVENS POINT F
STITZER F
STOCKBRIDGE F
STOCKHOLM D
STODDARD F
STONE LAKE D
STOUGHTON D
STRATFORD F
STRUM F
STURGEON BAY F
STURTEVANT D
SUAMICO F
SULLIVAN F
SUMMIT D
SUMMIT LAKE D
SUN PRAIRIE F
SUPERIOR F
SURING D
SUSSEX F
TAYLOR F
THERESA F
THIENSVILLE F
THORP F
THREE LAKES F
TIGERTON F
TIPLER D
TOMAH D
TOMAHAWK F
TONY F
TOWNSEND D
TREGO D
TREMPEALEAU F
TREVOR D
TRIPOLI D
TURTLE LAKE F
TWIN LAKES D
TWO RIVERS F
UNION CENTER F
UNION GROVE D
UNITY D
UPSON D
VALDERS D
VAN DYNE D
VERONA D
VESPER D
VIOLA D
VIROQUA D
WABENO D
WALDO D
WALES F
WALWORTH F
WARRENS F
WASCOTT D
WASHBURN D
WASHINGTON ISLAND D
WASINGTON ISLAND D
WATERFORD F
WATERLOO F
WATERTOWN D
WAUBEKA D
WAUKAU D
WAUKESHA F
WAUNAKEE F
WAUPACA D
WAUPUN F
WAUSAU F
WAUSAUKEE D
WAUTOMA F
WAUWATOSA D
WEBSTER D
WEST ALLIS F
WEST BEND D
WEST SALEM F
WESTBORO D
WESTBY F
WESTFIELD D
WESTON D
WEYAUWEGA F
WEYERHAEUSER D
WHEELER F
WHITE LAKE D
WHITEHALL F
WHITELAW D
WHITEWATER F
WILD ROSE F
WILLARD D
WILLIAMS BAY D
WILMOT D
WILSON F
WILTON F
WINCHESTER D
WIND LAKE D
WINDSOR F
WINNECONNE D
WINTER F
WISCONSIN DELLS F
WISCONSIN RAPIDS F
WITTENBERG D
WITTENBURG F
WONEWOC F
WOODFORD D
WOODRUFF D
WOODVILLE D
WRIGHTSTOWN F
WYOCENA D
YUBA D