Montessori Country School AP
Washington - Non-Transient Non-Community - PWSID: WA5308674
System Information
| PWSID | WA5308674 |
| System Name | Montessori Country School AP |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Dec 4, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Suquamish |
| ZIP Code | 98392-0555 |
| Address | PO Box 555 |
| Organization | Montessori Country School AP |
| Phone | - |
Population & Service
| Population Served | 125 |
| Service Connections | 5 |
Drinking Water Violations (50)
This water system has 50 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2020 | - | MR | No | No | - | TT | - | Resolved | Sep 4, 2023 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.001 mg/L | - | Archived | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 1999 | Jan 1, 2000 | MR | No | No | - | TT | - | Resolved | Jan 1, 2000 | - | |
| Jun 1, 1994 | Jun 30, 1994 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 1994 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 28, 1994 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Oct 31, 1993 | - | |
| Jan 1, 1993 | Jan 31, 1993 | MCL | Yes | No | - | 5% of samples | - | Archived | Jan 31, 1993 | - | |
| Dec 1, 1992 | Dec 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Dec 31, 1992 | - | |
| Oct 1, 1992 | Oct 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Oct 31, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Sep 30, 1992 | - |
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.