LOWER MONUMENTAL DAM - NORTH
Washington - Non-Transient Non-Community - PWSID: WA5348720
System Information
| PWSID | WA5348720 |
| System Name | LOWER MONUMENTAL DAM - NORTH |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Kahlotus |
| ZIP Code | 99335 |
| Address | PO Box 10 |
| Organization | LOWER MONUMENTAL DAM - NORTH |
| Phone | - |
Population & Service
| Population Served | 56 |
| Service Connections | 2 |
Drinking Water Violations (616)
This water system has 616 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2011 | Jun 30, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2011 | - | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2010 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Mar 31, 2007 | - |
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.