Public Water Systems
143,076 active public water systems, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Christian Valley Park Csd | Jackson, CA | 1,800 | 6 | - |
| Gateway | El Centro, CA | 1,800 | 10 | - |
| Chp - Mission Grade Scales | San Leandro, CA | 1,800 | 2 | - |
| Ruth Fisher School | Tonopah, AZ | 1,800 | 100 | - |
| Riviera Utilities | Hot Springs, AR | 1,800 | 52 | - |
| Summerdale, Ww Board of the Town Of | Summerdale, AL | 1,800 | 15 | - |
| Omaha Tribe PWS | Macy, 07 | 1,800 | 152 | - |
| Jonesboro | Jonesboro, IL | 1,799 | 20 | - |
| Lake Tarpon Mobile Home Villag | Altamonte Springs, FL | 1,799 | 41 | - |
| Pcud-Lake Jovita Golf and C.c. | Land O' Lakes, FL | 1,799 | 8 | - |
| Palm Springs Aerial Tramway | Palm Springs, CA | 1,799 | 31 | - |
| Cal-Water Service Co.-Hamilton City | San Jose, CA | 1,799 | 0 | - |
| City of Grapeland | Grapeland, TX | 1,798 | 41 | - |
| Fairfield Mountains No 1 | Charlotte, NC | 1,798 | 13 | - |
| Cameron Parish Water and Ww District 1 | Cameron, LA | 1,798 | 155 | - |
| And-Tro Water Authority - District 2 | Tell City, IN | 1,798 | 5 | - |
| Woodlands Hills Water | Conroe, TX | 1,797 | 17 | - |
| Dover Waterworks | Dover, AR | 1,797 | 17 | - |
| Menomonee Falls Ww - Groundwater | Menomonee Falls, WI | 1,796 | 271 | - |
| Arizona Water Co - Tierra Grande | Phoenix, AZ | 1,796 | 23 | - |
| Black Creek, Town Of | Black Creek, NC | 1,795 | 194 | - |
| Fcwa-South Meadville | Meadville, MS | 1,794 | 280 | - |
| Armada, Village Of | Armada, MI | 1,794 | 25 | - |
| Ottawa Co RWD 2 | Salina, KS | 1,794 | 23 | - |
| Truckomat Corporation | Walcott, IA | 1,794 | 37 | - |
| Colonial Manor Water System | Longwood, FL | 1,794 | 50 | - |
| Fall River Waterworks | Fall River, WI | 1,793 | 15 | - |
| Gilman | Gilman, IL | 1,793 | 38 | - |
| Frenchport Water Association | Smackover, AR | 1,793 | 100 | - |
| New Fairfield High/Middle School | New Fairfield, CT | 1,791 | 576 | - |
| Moab Irrigation Dist #20 | Newman lake, WA | 1,790 | 30 | - |
| Gcwsd Garden City Point (Sc2220011) | Pawleys Island, SC | 1,790 | 6 | - |
| Wilton Water Works | Wilton, NH | 1,790 | 104 | - |
| Ramseur, Town Of | Ramseur, NC | 1,790 | 184 | - |
| Peninsula Township | Traverse City, MI | 1,790 | 2 | - |
| Wakeeney, City Of | Wakeeney, KS | 1,790 | 8 | - |
| Baldwin Water System | Baldwin, FL | 1,790 | 57 | - |
| San Mateo County Memorial Park | Loma Mar, CA | 1,790 | 26 | - |
| Lake Elizabeth Mutual Water Co. | Elizabeth Lake, CA | 1,790 | 14 | - |
| Fort Sumner Municipal Water System | Fort Sumner, NM | 1,789 | 258 | - |
| Cuba Water System | Cuba, NM | 1,789 | 511 | - |
| Braham | Braham, MN | 1,789 | 13 | - |
| Madera Co Sa3-Parksdale | Madera, CA | 1,789 | 14 | - |
| City of Marfa | Marfa, TX | 1,788 | 30 | - |
| Northeast Harris County MUD 1 Sheldon RI | Houston, TX | 1,788 | 6 | Clean |
| Longhorn Town Utility District | Houston, TX | 1,788 | 4 | - |
| Hooker | Hooker, OK | 1,788 | 210 | - |
| Morris Co RWD 1 | Dwight, KS | 1,788 | 13 | - |
| Spring Valley MD No 1 | Lakewood, CO | 1,788 | 215 | - |
| Cameron Waterworks | Cameron, WI | 1,787 | 54 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).