POWESHIEK WATER ASSOCIATION
Iowa — Community Water System — PWSID: IA8670701
System Information
| PWSID | IA8670701 |
| System Name | POWESHIEK WATER ASSOCIATION |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 15, 1987 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | TAMA |
| ZIP Code | 52339 |
| Address | ATTN MATT TAPKEN OPERATOR |
| Organization | POWESHIEK WATER ASSOC |
| Phone | 641-891-7124 |
Population & Service
| Population Served | 13,920 |
| Service Connections | 5,568 |
Drinking Water Violations (60)
This water system has 60 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, 2002 | Jul 31, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2002 | — | |
| Jul 1, 2002 | Jul 31, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2002 | — | |
| Jul 1, 2002 | Jul 31, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2002 | — | |
| Aug 1, 1997 | Aug 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | — | |
| Aug 1, 1997 | Aug 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | — | |
| Aug 1, 1997 | Aug 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | — | |
| Aug 1, 1997 | Aug 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1997 | — | |
| Dec 1, 1993 | Dec 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1993 | — | |
| Dec 1, 1993 | Dec 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1993 | — | |
| Dec 1, 1993 | Dec 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1993 | — | |
| Dec 1, 1993 | Dec 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1993 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
| Sep 1, 1990 | Sep 30, 1990 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1990 | — | |
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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.