PROSPECT CHARTER SCHOOL
Oregon — Non-Transient Non-Community — PWSID: OR4190546
System Information
| PWSID | OR4190546 |
| System Name | PROSPECT CHARTER SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Mar 10, 1980 |
| Last Reported | Dec 23, 2025 |
Location & Contact
| State | Oregon |
| City | PROSPECT |
| ZIP Code | 97536 |
| Address | PO BOX 40 |
| Organization | PROSPECT CHARTER SCHOOL |
| Phone | 541-560-3653 |
Population & Service
| Population Served | 290 |
| Service Connections | 14 |
Drinking Water Violations (19)
This water system has 19 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | Sep 30, 2025 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Archived | Sep 30, 2025 | Revised Total Coliform Rule |
| Apr 10, 2025 | — | Public Notice | Other | No | No | — | — | — | Unaddressed | — | Public Notice Rule and Revised PN Rule |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Jul 1, 2024 | Sep 30, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | Revised Total Coliform Rule |
| Jan 1, 2021 | Dec 31, 2021 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2021 | Nitrate Rule |
| Jan 1, 2016 | Dec 31, 2016 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2016 | Nitrate Rule |
| Oct 1, 2015 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 7, 2016 | Lead and Copper Rule |
| May 1, 2014 | May 31, 2014 | Groundwater Rule | MR | No | Yes | — | — | — | Archived | May 31, 2014 | Ground Water Rule |
| Apr 1, 2014 | Apr 30, 2014 | Groundwater Rule | MR | No | Yes | — | — | — | Archived | Apr 30, 2014 | Ground Water Rule |
| Jul 1, 2000 | Sep 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2000 | Total Coliform Rule |
| Jul 1, 1999 | Sep 30, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1999 | Total Coliform Rule |
| Jan 1, 1999 | Mar 31, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1999 | Total Coliform Rule |
| Jul 1, 1997 | Sep 30, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1997 | Total Coliform Rule |
| Jan 1, 1997 | Dec 31, 1997 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1997 | Nitrate Rule |
| Oct 1, 1996 | Dec 31, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1996 | Total Coliform Rule |
| Jan 1, 1993 | Mar 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1993 | Total Coliform Rule |
| Jul 1, 1992 | Sep 30, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1992 | Total Coliform Rule |
| Jul 1, 1991 | Sep 30, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1991 | Total Coliform Rule |
| Jan 1, 1991 | Mar 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1991 | Total Coliform Rule |
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.