Water quality for ZIP code 52252
Jones County, Iowa, one of 11 ZIP codes in the county. 37 active public water systems serve the county; 18 had an EPA violation in the past three years.
Most likely your provider
Other community water systems in Jones County
12 systems, largest first| System | Serves | Status | Rules violated, 3 yr |
|---|---|---|---|
| Monticello Water Supply Monticello |
4,040 | 0 | |
| Anamosa State Penitentiary Anamosa |
1,230 | 0 | |
| Olin Water Supply Olin |
651 | 1 | |
| Wyoming Water System Wyoming |
523 | 0 | |
| Oxford Junction Water Supply Oxford Junction |
424 | 1 | |
| Martelle Water Works Martelle |
249 | 0 | |
| Onslow Water Supply Onslow |
201 | 1 | |
| Center Junction (eiruss) Center Junction |
100 | 4 | |
| Morley Municipal Water Supply Morley |
98 | 2 | |
| Bacon Addition Monticello |
81 | 0 | |
| Fairview Terrrace Mobile Home Park LLC Anamosa |
72 | 4 | |
| Montipark LLC Monticello |
60 | 10 |
Non-community systems in Jones County (24: schools, campgrounds, workplaces, restaurants)
These systems serve places you visit rather than homes.
About this data
Water systems are matched to Jones County, the county this ZIP code lies in, largest first. Your exact provider depends on your address and connection; the largest community water system in a county is usually the city or town utility.
ZIP code areas and town boundaries come from the U.S. Census Bureau's 2020 ZCTA files.
Source: the U.S. EPA's Enforcement and Compliance History Online system (ECHO), which publishes the federal Safe Drinking Water Information System. EPA's terms and values are shown as published. The Iowa records are from EPA's data refresh of Oct 7, 2026; EPA refreshes this data quarterly, and states report to EPA with a lag of three to six months, so the newest violations may not appear yet. Retrieved from ECHO on Oct 11, 2026.