ROSWELL WATER USERS COOP COMPANY
Idaho — Community Water System — PWSID: ID3140103
System Information
| PWSID | ID3140103 |
| System Name | ROSWELL WATER USERS COOP COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 13, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Idaho |
| City | PARMA |
| ZIP Code | 83660 |
| Address | 28283 HWY 18 |
| Organization | STORY, LARRY J |
| Phone | 208-722-5568 |
Population & Service
| Population Served | 90 |
| Service Connections | 52 |
Drinking Water Violations (129)
This water system has 129 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 19, 2025 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Mar 1, 2023 | Mar 31, 2023 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2023 | — | |
| Mar 1, 2023 | Mar 31, 2023 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2023 | — | |
| Mar 1, 2023 | Mar 31, 2023 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2023 | — | |
| Dec 30, 2022 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Dec 30, 2022 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 15, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 15, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 15, 2021 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | May 7, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | May 7, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | May 7, 2018 | — | |
| Oct 15, 2017 | — | Other | No | No | — | — | — | Resolved | Nov 14, 2017 | — | |
| Oct 15, 2017 | — | Other | No | No | — | — | — | Resolved | Nov 14, 2017 | — | |
| Oct 15, 2017 | — | Other | No | No | — | — | — | Resolved | Nov 14, 2017 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 12, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 12, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 12, 2016 | — | |
| Nov 3, 2014 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Nov 3, 2014 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Nov 3, 2014 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2014 | — | |
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2014 | — | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2009 | — | |
| Sep 1, 2007 | Sep 30, 2007 | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 2007 | — | |
| Sep 1, 2005 | Sep 30, 2005 | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 2004 | — | |
| Nov 1, 2001 | Nov 30, 2001 | MR | No | Yes | — | 5% of samples | — | Archived | Nov 30, 2001 | — | |
| Dec 1, 2000 | Dec 31, 2000 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 2000 | — | |
| Nov 1, 1999 | Nov 30, 1999 | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1999 | — | |
| Oct 1, 1999 | Oct 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1999 | — | |
| Sep 1, 1999 | Sep 30, 1999 | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1999 | — | |
| May 1, 1999 | May 31, 1999 | MR | No | No | — | 5% of samples | — | Archived | May 31, 1999 | — | |
| Apr 1, 1999 | Apr 30, 1999 | MCL | Yes | No | — | 5% of samples | — | Archived | Apr 30, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1999 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1998 | — | |
| Nov 1, 1998 | Nov 30, 1998 | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1998 | — | |
| Nov 1, 1998 | Nov 30, 1998 | MR | No | Yes | — | 5% of samples | — | Archived | Nov 30, 1998 | — | |
| Oct 1, 1998 | Oct 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1998 | — | |
| Jan 1, 1998 | Dec 31, 1998 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1998 | — | |
| May 1, 1997 | May 31, 1997 | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1997 | — | |
| Apr 1, 1997 | Apr 30, 1997 | MR | No | Yes | — | 5% of samples | — | Archived | Apr 30, 1997 | — | |
| Feb 1, 1997 | Feb 28, 1997 | MR | No | Yes | — | 5% of samples | — | Archived | Feb 28, 1997 | — | |
| Jan 1, 1997 | Jan 31, 1997 | MR | No | Yes | — | 5% of samples | — | Archived | Jan 31, 1997 | — | |
| Sep 1, 1996 | Sep 30, 1996 | MR | No | Yes | — | 5% of samples | — | Archived | Sep 30, 1996 | — |
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.