OKOBOJI WATER SUPPLY
Iowa — Community Water System — PWSID: IA3060091
System Information
| PWSID | IA3060091 |
| System Name | OKOBOJI WATER SUPPLY |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Dec 19, 2025 |
Location & Contact
| State | Iowa |
| City | OKOBOJI |
| ZIP Code | 51355 |
| Address | ATTN NEAL HOUGE WATER SUPT |
| Organization | OKOBOJI WATER SUPPLY |
| Phone | 712-332-2550 |
Population & Service
| Population Served | 768 |
| Service Connections | 1,129 |
Drinking Water Violations (6)
This water system has 6 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2018 | Jul 31, 2018 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | Revised Total Coliform Rule |
| Jul 1, 2018 | Jul 31, 2018 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | Revised Total Coliform Rule |
| Jul 1, 2018 | Jul 31, 2018 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | Revised Total Coliform Rule |
| Jul 1, 2018 | Jul 31, 2018 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | Revised Total Coliform Rule |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.