Public Water Systems
143,076 active water systems.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| CONCORD WATER DEPT | CONCORD, NH | 44,215 | 4 | Clean |
| CLWSC CANYON LAKE SHORES | CANYON LAKE, TX | 44,196 | 142 | Detected |
| UNIVERSITY OF CENTRAL FLORIDA | ORLANDO, FL | 44,103 | 144 | Clean |
| SAGINAW, CITY OF | SAGINAW, MI | 44,058 | 10 | Detected |
| MOUNTAIN WATER DIST | PIKEVILLE, KY | 44,057 | 574 | Detected |
| BANCROFT CLOVER WSD | LAKEWOOD, CO | 44,000 | 0 | — |
| BATTLE CREEK - VERONA SYSTEM | BATTLE CREEK, MI | 43,975 | 48 | Detected |
| PITTSFIELD DPU WATER DEPT | PITTSFIELD, MA | 43,927 | 144 | Detected |
| NORTH BRUNSWICK W DEPT | FRANKLIN, NJ | 43,905 | 75 | Clean |
| DELAWARE CITY PWS | DELAWARE, OH | 43,895 | 18 | Detected |
| ROHNERT PARK, CITY OF | ROHNERT PARK, CA | 43,821 | 561 | Detected |
| ELK GROVE WATER DISTRICT | ELK GROVE, CA | 43,813 | 6 | Detected |
| EL CENTRO, CITY OF | EL CENTRO, CA | 43,772 | 12 | Detected |
| WENATCHEE CITY OF | Wenatchee, WA | 43,690 | 91 | Clean |
| CITY OF SHERMAN | SHERMAN, TX | 43,645 | 49 | Detected |
| COACHELLA WATER AUTHORITY | COACHELLA, CA | 43,590 | 24 | Clean |
| ISSAQUAH WATER SYSTEM | ISSAQUAH, WA | 43,584 | 257 | Clean |
| TEXAS STATE UNIVERSITY - SAN MARCOS | SAN MARCOS, TX | 43,552 | 52 | Detected |
| MISSION SPRINGS WD | DESERT HOT SPRINGS, CA | 43,484 | 21 | Clean |
| CITY OF HATTIESBURG | HATTIESBURG, MS | 43,449 | 811 | Detected |
| HUBER HEIGHTS PUBLIC WATER SYSTEM | HUBER HEIGHTS, OH | 43,439 | 39 | Clean |
| LIBERTY UTILITIES | PINE BLUFF, AR | 43,438 | 4 | Detected |
| DIABLO WATER DISTRICT | OAKLEY, CA | 43,357 | 0 | Detected |
| SPRINGFIELD WATER SYSTEM | SPRINGFIELD, TN | 43,338 | 53 | Detected |
| PA AMERICAN WATER CO BUTLER | NEW CASTLE, PA | 43,286 | 9 | Clean |
| PA AMER WATER CO NEW CASTLE | NEW CASTLE, PA | 43,279 | 7 | Detected |
| FORT CAMPBELL WATER SYSTEM | FT. CAMPBELL, TN | 43,270 | 248 | Detected |
| BUFFALO GROVE | BUFFALO GROVE, IL | 43,212 | 13 | Clean |
| CITY OF COPPELL | COPPELL, TX | 43,193 | 6 | Detected |
| CITY OF FRIENDSWOOD | FRIENDSWOOD, TX | 43,190 | 4 | Detected |
| GSWC - NORWALK | ANAHEIM, CA | 43,176 | 3 | Detected |
| LEESBURG, CITY OF | LEESBURG, FL | 43,148 | 79 | Detected |
| MONROE, CITY OF | MONROE, NC | 43,081 | 90 | Detected |
| ST. AUGUSTINE WS | ST. AUGUSTINE, FL | 43,069 | 30 | Clean |
| SOUTHINGTON WATER DEPARTMENT | SOUTHINGTON, CT | 43,069 | 1,028 | Detected |
| DANVILLE, CITY OF | DANVILLE, VA | 43,055 | 16 | Detected |
| LEXINGTON PARK | CALIFORNIA, MD | 43,030 | 31 | Clean |
| AQUA PA ROARING CREEK DIVISION | SHAMOKIN, PA | 43,000 | 17 | Clean |
| MASSAPEQUA WD | MASSAPEQUA, NY | 43,000 | 346 | Clean |
| MANHASSET LAKEVILLE WD | GREAT NECK, NY | 43,000 | 1,476 | Detected |
| POUGHKEEPSIE TOWNWIDE WD | POUGHKEEPSIE, NY | 43,000 | 6 | Clean |
| WALLA WALLA WATER DIVISION | Walla Walla, WA | 42,959 | 141 | Clean |
| FUQUAY-VARINA, TOWN OF | FUQUAY-VARINA, NC | 42,954 | 64 | Detected |
| SOUTHWEST REGIONAL WATER DISTRICT | HAMILTON, OH | 42,856 | 0 | Detected |
| Mankato | Mankato, MN | 42,803 | 4 | Detected |
| MANASSAS, CITY OF | MANASSAS, VA | 42,696 | 58 | Detected |
| BONNEY LAKE WATER DEPARTMENT CITY | Buckley, WA | 42,654 | 151 | Detected |
| TOWN OF PROSPER | PROSPER, TX | 42,598 | 5 | Detected |
| MIDLAND, CITY OF | MIDLAND, MI | 42,547 | 0 | Detected |
| MAINE WATER COMPANY BIDDEFORD SACO DIV | POLAND, ME | 42,508 | 39 | Clean |