POSTVILLE WATER DEPARTMENT
Iowa — Community Water System — PWSID: IA0375053
System Information
| PWSID | IA0375053 |
| System Name | POSTVILLE WATER DEPARTMENT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | POSTVILLE |
| ZIP Code | 52162 |
| Address | ATTN ZACH STEFFANS OP |
| Organization | POSTVILLE WATER DEPARTMENT |
| Phone | 563-379-9341 |
Population & Service
| Population Served | 2,513 |
| Service Connections | 862 |
Drinking Water Violations (34)
This water system has 34 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, 2023 | Jul 31, 2023 | MON | No | No | — | — | — | Resolved | Jul 31, 2023 | — | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | No | — | — | — | Resolved | Jul 31, 2023 | — | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | No | — | — | — | Resolved | Jul 31, 2023 | — | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | No | — | — | — | Resolved | Jul 31, 2023 | — | |
| Oct 1, 2018 | Sep 30, 2024 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2024 | — | |
| Oct 1, 2018 | Sep 30, 2024 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2024 | — | |
| Oct 1, 2018 | Sep 30, 2024 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2024 | — | |
| Oct 1, 2018 | Sep 30, 2024 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2024 | — | |
| Oct 1, 1993 | Sep 30, 1994 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Oct 1, 1993 | Sep 30, 1994 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Oct 1, 1993 | Sep 30, 1994 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Oct 1, 1993 | Sep 30, 1994 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Apr 1, 1991 | Mar 31, 1995 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Mar 31, 1995 | — | |
| Apr 1, 1991 | Mar 31, 1995 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Mar 31, 1995 | — | |
| Apr 1, 1991 | Mar 31, 1995 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Mar 31, 1995 | — | |
| Oct 1, 1989 | Sep 30, 1992 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Sep 30, 1992 | — | |
| Oct 1, 1989 | Sep 30, 1992 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Sep 30, 1992 | — | |
| Oct 1, 1989 | Sep 30, 1992 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Sep 30, 1992 | — | |
| Oct 1, 1989 | Sep 30, 1992 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Sep 30, 1992 | — | |
| Apr 1, 1988 | Mar 31, 1992 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 1992 | — | |
| Apr 1, 1988 | Mar 31, 1992 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 1992 | — | |
| Apr 1, 1988 | Mar 31, 1992 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 1992 | — | |
| Apr 1, 1988 | Mar 31, 1992 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 1992 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.