JANESVILLE WATER SUPPLY
Iowa — Community Water System — PWSID: IA0932001
System Information
| PWSID | IA0932001 |
| System Name | JANESVILLE WATER SUPPLY |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| 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 | JANESVILLE |
| ZIP Code | 50647-0146 |
| Address | ATTN MIKE TELLINGHUISEN |
| Organization | JANESVILLE WATER SUPPLY |
| Phone | 319-987-2990 |
Population & Service
| Population Served | 1,034 |
| Service Connections | 483 |
Drinking Water Violations (67)
This water system has 67 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | Yes | — | 10 mg/L | — | Resolved | Nov 30, 2010 | — | |
| Apr 1, 2002 | Mar 31, 2003 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2003 | — | |
| Apr 1, 2002 | Mar 31, 2003 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2003 | — | |
| Apr 1, 2002 | Mar 31, 2003 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2003 | — | |
| Jul 1, 2000 | Jun 30, 2003 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2003 | — | |
| Jul 1, 2000 | Jun 30, 2003 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2003 | — | |
| Jul 1, 2000 | Jun 30, 2003 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2003 | — | |
| Oct 1, 1996 | Oct 31, 1996 | MCL | Yes | No | 10.1 | 10 mg/L | — | Resolved | Oct 31, 1996 | — | |
| Oct 1, 1996 | Oct 31, 1996 | MCL | Yes | No | 10.1 | 10 mg/L | — | Resolved | Oct 31, 1996 | — | |
| Oct 1, 1996 | Oct 31, 1996 | MCL | Yes | No | 10.1 | 10 mg/L | — | Resolved | Oct 31, 1996 | — | |
| Jul 1, 1994 | Jun 30, 2003 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2003 | — | |
| Jul 1, 1994 | Jun 30, 2003 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2003 | — | |
| Jul 1, 1994 | Jun 30, 2003 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2003 | — | |
| Oct 1, 1992 | Dec 31, 1992 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1992 | — | |
| Oct 1, 1992 | Dec 31, 1992 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1992 | — | |
| Oct 1, 1992 | Dec 31, 1992 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1992 | — | |
| Oct 1, 1992 | Dec 31, 1992 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1992 | — | |
| Oct 1, 1992 | Dec 31, 1992 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1992 | — | |
| Oct 1, 1992 | Dec 31, 1992 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1992 | — | |
| Oct 1, 1992 | Dec 31, 1992 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1992 | — | |
| Oct 1, 1992 | Dec 31, 1992 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1992 | — | |
| Jan 30, 1985 | Apr 29, 1985 | MCL | Yes | No | 10.5 | 10 mg/L | 10 | Archived | Apr 29, 1985 | — | |
| Oct 1, 1983 | Sep 30, 1984 | MCL | Yes | No | 13.56 | 10 mg/L | 10 | Archived | Sep 30, 1984 | — | |
| Oct 1, 1981 | Sep 30, 1982 | MCL | Yes | No | 11 | 10 mg/L | 10 | Archived | Sep 30, 1982 | — | |
| Jul 25, 1979 | Oct 24, 1980 | MCL | Yes | No | 11.77 | 10 mg/L | 10 | Archived | Oct 24, 1980 | — | |
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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.