Browse Water Systems
5,286 public water systems in IA.
Public Water Systems Database
Browse 5,286 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| BUSSEY WATER SUPPLY | IA6309061 | Iowa | Community | 427 |
| PALACE PARK MHC | IA9433601 | Iowa | Community | 426 |
| 200 EAST 90TH ST, LLC | IA8222174 | Iowa | Non-Transient Non-Community | 425 |
| OXFORD JUNCTION WATER SUPPLY | IA5361020 | Iowa | Community | 424 |
| NORTH POLK COMMUNITY SCHOOLS | IA7705515 | Iowa | Transient Non-Community | 422 |
| MARTENSDALE WATER SUPPLY | IA9147047 | Iowa | Community | 421 |
| DELHI WATER SUPPLY | IA2817020 | Iowa | Community | 420 |
| DUBUQUE REGIONAL AIRPORT | IA3126013 | Iowa | Non-Transient Non-Community | 420 |
| ARLINGTON WATER SUPPLY | IA3307065 | Iowa | Community | 419 |
| BURT WATER SUPPLY | IA5510060 | Iowa | Community | 418 |
| LAKE KEOMAH STATE PARK | IA6273947 | Iowa | Transient Non-Community | 415 |
| LAPORT CITY A & W RESTAURANT | IA0743201 | Iowa | Transient Non-Community | 414 |
| DICKEY'S RESTUARANT GAS STATIO | IA7945720 | Iowa | Transient Non-Community | 414 |
| CLOVER RIDGE SUBDIVISION | IA0690301 | Iowa | Community | 413 |
| EMERSON WATER DEPARTMENT | IA6520019 | Iowa | Community | 412 |
| SHUEYVILLE UNITED METHODIST CHURCH | IA5280801 | Iowa | Non-Transient Non-Community | 410 |
| MILES WATER DEPARTMENT | IA4953078 | Iowa | Community | 408 |
| WAHPETON WATER SUPPLY | IA3087057 | Iowa | Community | 408 |
| LAWLER WATER SUPPLY | IA1957064 | Iowa | Community | 406 |
| DOT-1 (I-35 RA 034E DECATUR) | IA2740798 | Iowa | Transient Non-Community | 406 |
| HIGHLAND HIGH SCHOOL | IA9260528 | Iowa | Non-Transient Non-Community | 405 |
| BAYARD WATER SUPPLY | IA3907092 | Iowa | Community | 405 |
| EPIC EVENT CENTER | IA5751802 | Iowa | Transient Non-Community | 404 |
| CAMP INGAWANIS-MAPLE AND RANGER WELL | IA0990401 | Iowa | Transient Non-Community | 402 |
| CHARLOTTE WATER WORKS | IA2324016 | Iowa | Community | 401 |
| BETHEL REFORMED CHURCH | IA4009801 | Iowa | Transient Non-Community | 400 |
| RADIO CITY MHP | IA7727601 | Iowa | Community | 400 |
| CLOVERLEAF COLD STORAGE | IA9778101 | Iowa | Non-Transient Non-Community | 400 |
| HAPPY TIME | IA8260735 | Iowa | Transient Non-Community | 400 |
| SOUTHEAST WEBSTER COMMUNITY SCHOOL | IA9414503 | Iowa | Non-Transient Non-Community | 400 |
| GRACE BIBLE CHURCH | IA5694818 | Iowa | Transient Non-Community | 400 |
| DOT-4 (I-29RA 035W PACIFIC JUNCTION) | IA6560708 | Iowa | Transient Non-Community | 400 |
| OAKWOOD HEIGHTS MOBILE HOME PA | IA7700602 | Iowa | Community | 400 |
| MAQUOKETA COUNTRY CLUB | IA4950898 | Iowa | Transient Non-Community | 400 |
| AINSWORTH 4 CORNERS RESTAURANT | IA9203760 | Iowa | Transient Non-Community | 400 |
| TRIPLE PLAY LLC | IA5715204 | Iowa | Transient Non-Community | 400 |
| TWIN CEDARS COMMUNITY SCHOOLS | IA6309521 | Iowa | Transient Non-Community | 400 |
| LEDGES STATE PARK | IA0848919 | Iowa | Transient Non-Community | 400 |
| CODY ELEMENTARY SCHOOL | IA8271565 | Iowa | Non-Transient Non-Community | 400 |
| JOHNSTON MIDDLE SCHOOL POB 10 | IA7740513 | Iowa | Transient Non-Community | 400 |
| GATEWAY DEVELOPMENT | IA5225312 | Iowa | Non-Transient Non-Community | 400 |
| SPARKYS ONE STOP CALHOUN | IA1376202 | Iowa | Transient Non-Community | 400 |
| BEEBEETOWN COMMUNITY SCHOOL | IA4337559 | Iowa | Transient Non-Community | 400 |
| BROOKES DX PLAZA SERVICE STA | IA7073751 | Iowa | Transient Non-Community | 400 |
| WEST BRANCH MHP | IA1600682 | Iowa | Community | 400 |
| SPENCER FOOD | IA2171101 | Iowa | Transient Non-Community | 400 |
| ROY INGLES WATER SUPPLY | IA2831401 | Iowa | Transient Non-Community | 400 |
| DUBUQUE SPORTS COMPLEX | IA3126208 | Iowa | Transient Non-Community | 400 |
| THORNTON WATER SUPPLY | IA1781019 | Iowa | Community | 400 |
| UNION WATER SUPPLY | IA4291038 | Iowa | Community | 399 |