Browse Water Utilities by State
Comprehensive directory of 21,334 water utilities across 51 states. View water quality reports, EPA violations, contact information, and service areas.
Water Quality Reports
View EPA-verified contaminant data and safety information for each utility
Service Areas
Find which cities and communities are served by each water utility
Contact Information
Access phone numbers, addresses, and treatment methods for your utility
Browse Utilities by State
Alaska
64 items
Alabama
412 items
Arkansas
337 items
Arizona
199 items
California
832 items
Colorado
284 items
Connecticut
54 items
Washington DC
4 items
Delaware
75 items
Florida
535 items
Georgia
392 items
Hawaii
41 items
Iowa
404 items
Idaho
111 items
Illinois
682 items
Indiana
398 items
Kansas
306 items
Kentucky
217 items
Louisiana
327 items
Massachusetts
254 items
Maryland
118 items
Maine
79 items
Michigan
413 items
Minnesota
397 items
Missouri
536 items
Mississippi
333 items
Montana
98 items
North Carolina
576 items
North Dakota
100 items
Nebraska
205 items
New Hampshire
80 items
New Jersey
268 items
New Mexico
155 items
Nevada
57 items
New York
616 items
Ohio
609 items
Oklahoma
389 items
Oregon
241 items
Pennsylvania
519 items
Rhode Island
28 items
South Carolina
257 items
South Dakota
105 items
Tennessee
338 items
Texas
1142 items
Utah
211 items
Virginia
230 items
Vermont
84 items
Washington
360 items
Wisconsin
474 items
West Virginia
194 items
Wyoming
93 items
What is a Water Utility?
Understanding your local water provider
A water utility is the organization responsible for treating and delivering safe drinking water to homes and businesses in your area. Each utility monitors water quality, maintains infrastructure, and reports contaminant levels to the EPA.
EPA Reporting
All utilities must test and report water quality data to ensure compliance with federal standards
Public Access
Water quality reports and utility contact information are publicly available by law
Check Your Water Quality
Find out which contaminants are in your tap water and get personalized filter recommendations based on your utility's data.
Search Your CityStay Informed About Your Water Quality
Get EPA reports, filter recommendations, and safety alerts for your area.
Join 10,000+ people protecting their families. Unsubscribe anytime.