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 |
|---|---|---|---|---|
| City of Crowell | Crowell, TX | 914 | 295 | - |
| Woodland R IV Schools | Marble Hill, MO | 914 | 26 | - |
| Floyd Convenience Store | Floyd, IA | 914 | 21 | - |
| City of Modesto - Grayson | Modesto, CA | 914 | 14 | - |
| Rancho San Joaquin MWC | Hollister, CA | 914 | 43 | - |
| Western Refining SW, Gallup Refinery | Gallup, NM | 913 | 167 | - |
| Newton Grove, Town Of | Newton Grove, NC | 913 | 86 | - |
| Prospect Bay | Stevensville, MD | 913 | 20 | - |
| Beckemeyer | Beckemeyer, IL | 913 | 7 | - |
| Aquarion-Norfolk | Shelton, CT | 913 | 19 | - |
| Walgreens in Mequon | Waukesha, WI | 912 | 0 | - |
| Pride of America Campground - Main System Wells 1 2 and 4 | Pardeeville, WI | 912 | 8 | - |
| Nueces County Wcid 5 | Banquete, TX | 912 | 202 | - |
| Weston WSC | Weston, TX | 912 | 40 | - |
| Whitetail Ski Resort | Mercersburg, PA | 912 | 431 | - |
| McDonalds Restaurant #12354 | Indianapolis, IN | 912 | 74 | - |
| Zimmer Biomet, Inc. - Building A | Warsaw, IN | 912 | 21 | - |
| Grand Valley Village MHP | Springfield, IL | 912 | 34 | - |
| Shady Oaks MHP | Chicago, IL | 912 | 262 | Clean |
| Dudleys Corner | Latimer, IA | 912 | 18 | - |
| Hwy 20 Auto/Truck Plaza | Dubuque, IA | 912 | 20 | - |
| Fort Pulaski National Monument Vis Ctr | Savannah, GA | 912 | 6 | - |
| Woodlake Tax District | Woodbury, CT | 912 | 63 | - |
| Jojoba Hills Skp Resort, Inc. | Aguanga, CA | 912 | 33 | - |
| Rincon Country East RV Park | Tucson, AZ | 912 | 61 | - |
| Victoria Estates | Wasilla, AK | 912 | 192 | - |
| Kimball | Kimball, MN | 911 | 4 | - |
| Sheetz Inc #209 | Altoona, MD | 911 | 0 | - |
| Gifford | Gifford, IL | 911 | 6 | - |
| Circle K #9796 | Tampa, FL | 911 | 9 | - |
| Fast Market No 4591 | Castle Rock, CO | 911 | 75 | - |
| Debeque Town Of | Debeque, CO | 911 | 307 | - |
| Martys 1st Stop | Danville, VT | 910 | 19 | - |
| Green River City | Green River, UT | 910 | 183 | - |
| Cairnbrook Improvement Assn | Cairnbrook, PA | 910 | 151 | - |
| Hyndman Boro Water Dept | Hyndman, PA | 910 | 266 | - |
| Lehman's Hardware / Hrm Enterprises | Kidron, OH | 910 | 176 | - |
| Carbon Hill Water Association | Carbon Hill, OH | 910 | 59 | - |
| Stewarts Shop 448 - Hartford | Saratoga Springs, NY | 910 | 18 | - |
| Dennis Twp Board of Education | Cape May Court House, NJ | 910 | 93 | - |
| New Castle Water Works | Portsmouth, NH | 910 | 115 | - |
| Town Pump Columbia Falls 2 | Butte, MT | 910 | 9 | - |
| Baroda | Baroda, MI | 910 | 13 | - |
| Maine Water Company Hartland Division | Poland, ME | 910 | 93 | - |
| Quentin Road Bible Baptist School | Lake Zurich, IL | 910 | 6 | - |
| McClure-East Cape Pwd | McClure, IL | 910 | 84 | - |
| Le Grand Water Works | Legrand, IA | 910 | 46 | - |
| Liberty County Water System | Hinesville, GA | 910 | 4 | - |
| Ctwc - Amston Lake Division | Clinton, CT | 910 | 304 | - |
| Kiowa Water and Wastewater Authority | Kiowa, CO | 910 | 78 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).