RIVERSIDE WATER DISTRICT
Oregon - Community Water System - PWSID: OR4100632
System Information
| PWSID | OR4100632 |
| System Name | RIVERSIDE WATER DISTRICT |
| 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 12, 1979 |
| Last Reported | Jun 26, 2026 |
Location & Contact
| State | Oregon |
| City | SANDY |
| ZIP Code | 97055 |
| Address | PO BOX 1178 |
| Organization | RIVERSIDE WATER DISTRICT |
| Phone | 503-310-9262 |
Population & Service
| Population Served | 120 |
| Service Connections | 45 |
Drinking Water Violations (39)
This water system has 39 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2023 | - | Other | No | No | - | - | - | Resolved | Oct 18, 2023 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Oct 6, 2020 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2014 | - | |
| Nov 1, 2014 | Nov 30, 2014 | MR | No | Yes | - | - | - | Resolved | Nov 30, 2014 | - | |
| Oct 1, 2008 | Oct 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2008 | - | |
| Aug 1, 2008 | Aug 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2008 | - | |
| Jan 1, 2008 | Jan 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2008 | - | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2002 | - | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2002 | - | |
| Oct 19, 2001 | - | Other | No | No | - | - | - | Resolved | Mar 26, 2002 | - | |
| Jul 1, 2001 | - | Other | No | No | - | - | - | Resolved | Mar 26, 2002 | - | |
| Jun 1, 2000 | Jun 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2000 | - | |
| Mar 1, 2000 | Mar 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2000 | - | |
| Aug 1, 1998 | Aug 31, 1998 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1998 | - | |
| Jul 1, 1998 | Jul 31, 1998 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 1998 | - | |
| Jun 1, 1997 | Jun 30, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 1997 | - | |
| Jun 1, 1997 | Jun 30, 1997 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1997 | - | |
| Nov 1, 1994 | Nov 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 1994 | - | |
| Oct 1, 1994 | Oct 31, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1994 | - | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1994 | - | |
| Sep 1, 1993 | Sep 30, 1993 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1993 | - | |
| Jul 1, 1993 | Jul 31, 1993 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1993 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1992 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 30, 1991 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 1991 | - | |
| Aug 1, 1991 | Aug 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 1991 | - | |
| Apr 1, 1991 | Apr 30, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 1991 | - | |
| Mar 1, 1991 | Mar 31, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 1991 | - | |
| Feb 1, 1991 | Feb 28, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 1991 | - | |
| Feb 1, 1991 | Feb 28, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 28, 1991 | - | |
| Jan 1, 1991 | Jan 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 1991 | - | |
| Jun 1, 1976 | May 31, 1980 | MR | No | No | - | 15 pCi/L | - | Archived | May 31, 1980 | - | |
| Jun 1, 1976 | May 31, 1980 | MR | No | No | - | 5 pCi/L | - | Archived | May 31, 1980 | - | |
| - | - | - | 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.