Water in all fifty states.
Every state has its own water story — geology, infrastructure age, industrial legacy, and regulatory posture. Start with the state-level profile, then drill into your specific utility.
The national picture, at a glance.
States colored by the count of EWG-flagged contaminants and the presence of a flagship regional water story. Hover to see top concerns; click to open the state profile.
Overall concern level. Composite of EWG-flagged contaminant count and the presence of a flagship water story.
Data drawn from EPA SDWIS, state primacy-agency inventories, USGS, and EWG state-level monitoring. Approximations, not exhaustive sampling. See the state-specific profile for full methodology.
The northeast.
Aging colonial-era service lines, NYC's unfiltered Catskill watershed, and the original Saint-Gobain PFAS communities that put the chemical class on the national map.
Connecticut
Bridgeport · New Haven · Hartford
Maine
Portland · Lewiston · Bangor
Massachusetts
Boston · Worcester · Springfield
New Hampshire
Manchester · Nashua · Concord
New Jersey
Newark · Jersey City · Paterson
New York
New York · Buffalo · Yonkers
Pennsylvania
Philadelphia · Pittsburgh · Allentown
Rhode Island
Providence · Cranston · Warwick
Vermont
Burlington · South Burlington · Rutland
The midwest.
The Great Lakes and Mississippi corridor share the regulatory stage with Ogallala depletion and the most-cited U.S. water crisis — Flint.
Illinois
Chicago · Aurora · Joliet
Indiana
Indianapolis · Fort Wayne · Evansville
Iowa
Des Moines · Cedar Rapids · Davenport
Kansas
Wichita · Overland Park · Kansas City
Michigan
Detroit · Grand Rapids · Warren
Minnesota
Minneapolis · St. Paul · Rochester
Missouri
Kansas City · St. Louis · Springfield
Nebraska
Omaha · Lincoln · Bellevue
North Dakota
Fargo · Bismarck · Grand Forks
Ohio
Columbus · Cleveland · Cincinnati
South Dakota
Sioux Falls · Rapid City · Aberdeen
Wisconsin
Milwaukee · Madison · Green Bay
The south.
Florida's Floridan aquifer and Texas's Edwards Aquifer at the geological extremes; Chemours Cape Fear PFAS, Cancer Alley refineries, and Jackson's emergency reform in between.
Alabama
Birmingham · Mobile · Montgomery
Arkansas
Little Rock · Fort Smith · Fayetteville
Delaware
Wilmington · Dover · Newark
Florida
Jacksonville · Miami · Tampa
Georgia
Atlanta · Augusta · Columbus
Kentucky
Louisville · Lexington · Bowling Green
Louisiana
New Orleans · Baton Rouge · Shreveport
Maryland
Baltimore · Frederick · Rockville
Mississippi
Jackson · Gulfport · Southaven
North Carolina
Charlotte · Raleigh · Greensboro
Oklahoma
Oklahoma City · Tulsa · Norman
South Carolina
Charleston · Columbia · Greenville
Tennessee
Nashville · Memphis · Knoxville
Texas
Houston · San Antonio · Dallas
Virginia
Virginia Beach · Norfolk · Richmond
West Virginia
Charleston · Huntington · Morgantown
The west.
Megadrought reshapes everything from Phoenix to the Colorado River compact. Military firefighting-foam PFAS in Colorado, Utah, Washington, New Mexico — plus Hawaii's volcanic exception to almost every U.S. water pattern.
Alaska
Anchorage · Fairbanks · Juneau
Arizona
Phoenix · Tucson · Mesa
California
Los Angeles · San Diego · San Francisco
Colorado
Denver · Colorado Springs · Aurora
Hawaii
Honolulu · Hilo · Kailua
Idaho
Boise · Meridian · Nampa
Montana
Billings · Missoula · Great Falls
Nevada
Las Vegas · Henderson · Reno
New Mexico
Albuquerque · Las Cruces · Rio Rancho
Oregon
Portland · Eugene · Salem
Utah
Salt Lake City · West Valley City · Provo
Washington
Seattle · Spokane · Tacoma
Wyoming
Cheyenne · Casper · Laramie