NORTH WINNESHIEK COM. SCHOOL
Iowa - Non-Transient Non-Community - PWSID: IA9630530
System Information
| PWSID | IA9630530 |
| System Name | NORTH WINNESHIEK COM. SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Inactive |
| Owner Type | Mixed |
| EPA Region | 07 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Mar 26, 2025 |
Location & Contact
| State | Iowa |
| City | DECORAH |
| ZIP Code | 52101 |
| Address | ATTN ADMINISTRATOR CATHY DIETZENBACK |
| Organization | DECORAH COMMUNITY SCHOOL DIST |
| Phone | 563-382-4208 |
Population & Service
| Population Served | 42 |
| Service Connections | 1 |
Drinking Water Violations (64)
This water system has 64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2020 | Jun 30, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2020 | - | |
| Apr 1, 2020 | Jun 30, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2020 | - | |
| Apr 1, 2020 | Jun 30, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2020 | - | |
| Apr 1, 2020 | Jun 30, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2020 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | May 31, 2018 | - | |
| Jul 2, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 28, 2017 | - | |
| Jul 2, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 28, 2017 | - | |
| Jul 2, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 28, 2017 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Apr 1, 2015 | Mar 31, 2016 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Apr 1, 2015 | Mar 31, 2016 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Apr 1, 2015 | Mar 31, 2016 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Apr 1, 2015 | Mar 31, 2016 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2013 | - | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2013 | - | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2013 | - | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2013 | - | |
| Jun 1, 2008 | - | MR | No | No | - | TT | - | Resolved | Jun 18, 2009 | - | |
| Jun 1, 2008 | - | MR | No | No | - | TT | - | Resolved | Jun 18, 2009 | - | |
| Jun 1, 2008 | - | MR | No | No | - | TT | - | Resolved | Jun 18, 2009 | - | |
| Jun 1, 2008 | - | MR | No | No | - | TT | - | Resolved | Jun 18, 2009 | - | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2004 | - | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2004 | - | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2004 | - | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 1991 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 1991 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 1991 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 1991 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.