THOR WATER WORKS
Iowa - Community Water System - PWSID: IA4680018
System Information
| PWSID | IA4680018 |
| System Name | THOR WATER WORKS |
| 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 | VINCENT |
| ZIP Code | 50594 |
| Address | ATTN CRAIG LARSON |
| Organization | THOR WATER WORKS |
| Phone | 515-356-4151 |
Population & Service
| Population Served | 181 |
| Service Connections | 80 |
Drinking Water Violations (78)
This water system has 78 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2015 | Dec 31, 2020 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2015 | Dec 31, 2020 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2015 | Dec 31, 2020 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2015 | Dec 31, 2020 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2020 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Sep 11, 2008 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Sep 11, 2008 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Sep 11, 2008 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Sep 11, 2008 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Sep 11, 2008 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | Yes | - | 10 mg/L | - | Resolved | Oct 31, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | Yes | - | 10 mg/L | - | Resolved | Oct 31, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | Yes | - | 10 mg/L | - | Resolved | Oct 31, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | Yes | - | 10 mg/L | - | Resolved | Oct 31, 1995 | - | |
| Apr 1, 1995 | Mar 31, 1999 | MCL | Yes | No | 6.9 | 5 pCi/L | - | Resolved | Mar 31, 1999 | - | |
| Apr 1, 1995 | Mar 31, 1999 | MCL | Yes | No | 6.9 | 5 pCi/L | - | Resolved | Mar 31, 1999 | - | |
| Apr 1, 1995 | Mar 31, 1999 | MCL | Yes | No | 6.9 | 5 pCi/L | - | Resolved | Mar 31, 1999 | - | |
| Apr 1, 1995 | Mar 31, 1999 | MCL | Yes | No | 6.9 | 5 pCi/L | - | Resolved | Mar 31, 1999 | - | |
| Apr 1, 1995 | Mar 31, 1999 | MCL | Yes | No | 6.9 | 5 pCi/L | - | Resolved | Mar 31, 1999 | - | |
| Apr 1, 1995 | Mar 31, 1999 | MCL | Yes | No | 6.9 | 5 pCi/L | - | Resolved | Mar 31, 1999 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 1994 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 1994 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 1994 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 1994 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jul 31, 1994 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 1994 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 1994 | - | |
| Aug 1, 1991 | Aug 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 1991 | - | |
| Aug 1, 1991 | Aug 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 1991 | - | |
| Aug 1, 1991 | Aug 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 1991 | - | |
| Aug 1, 1991 | Aug 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 1991 | - | |
| Aug 1, 1991 | Aug 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 1991 | - | |
| Oct 1, 1990 | - | MR | No | No | - | TT | - | Resolved | Nov 6, 1990 | - | |
| Oct 1, 1987 | Sep 30, 1990 | MR | No | Yes | - | 2 mg/L | - | Resolved | Sep 30, 1990 | - | |
| Oct 1, 1987 | Sep 30, 1990 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Sep 30, 1990 | - |
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.