| Violation ID | PWS ID | PWS Name | PWS Type | PWS Activity Status | Violation Name | Violation Category | Analyte Name | Compliance Begin Date | Compliance End Date | City | County | Field Office | Population Served |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-1293 | IA7950097 | MONTEZUMA MUNI WATER SUPPLY | C | A | MCL (Chem-Rad), Average | MCL | Total Haloacetic Acids (HAA5) | 01/01/2025 | 01/30/2025 | MONTEZUMA | POWESHIEK | FO5 | 1545 |
| 2025-1291 | IA6342308 | SOUTHSHORE HEIGHTS | C | A | Operations Report | RPT | Chlorine | 01/13/2025 | 01/13/2025 | KNOXVILLE | MARION | FO5 | 138 |
| 2025-38 | IA7450019 | MALLARD WATER SUPPLY | C | A | MCL (Chem-Rad), Average | MCL | Arsenic | 10/01/2024 | 12/31/2024 | MALLARD | PALO ALTO | FO3 | 257 |
| 2025-1511 | IA1433016 | DEDHAM WATER SUPPLY | C | A | Lead Consumer Notice (Pb/Cu) | RPT | Lead & Copper Rule | 10/01/2024 | 12/31/2024 | DEDHAM | CARROLL | FO4 | 224 |
| 2025-1535 | IA3126345 | SHAGBARK ESTATES | C | A | Lead Consumer Notice (Pb/Cu) | RPT | Lead & Copper Rule | 12/01/2024 | 12/31/2024 | DUBUQUE | DUBUQUE | FO1 | 38 |
| 2025-1518 | IA4333089 | LITTLE SIOUX WATER DEPARTMENT | C | A | Lead Consumer Notice (Pb/Cu) | RPT | Lead & Copper Rule | 10/01/2024 | 12/31/2024 | LITTLE SIOUX | HARRISON | FO4 | 166 |