CROSS VALLEY WATER DISTRICT
Washington — Community Water System — PWSID: WA5316270
System Information
| PWSID | WA5316270 |
| System Name | CROSS VALLEY WATER DISTRICT |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 7, 1981 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Snohomish |
| ZIP Code | 98296 |
| Address | 8802 180th St SE |
| Organization | CROSS VALLEY WATER DISTRICT |
| Phone | — |
Population & Service
| Population Served | 23,054 |
| Service Connections | 7,122 |
Drinking Water Violations (31)
This water system has 31 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, 2020 | Sep 30, 2020 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2020 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 | Sep 30, 2020 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2020 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Feb 5, 2018 | Consumer Confidence Rule |
| Jul 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 14, 2015 | Consumer Confidence Rule |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfoxide | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Carbofuran | MR | No | Yes | — | 0.04 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfoxide | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfone | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Carbofuran | MR | No | Yes | — | 0.04 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfone | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | OXAMYL | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Carbofuran | MR | No | Yes | — | 0.04 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfoxide | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfone | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfoxide | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfone | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Carbofuran | MR | No | Yes | — | 0.04 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | OXAMYL | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Carbofuran | MR | No | Yes | — | 0.04 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfoxide | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | OXAMYL | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb sulfone | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | OXAMYL | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | OXAMYL | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Jan 1, 2008 | Dec 31, 2010 | Aldicarb | MR | No | Yes | — | — | — | Archived | Dec 31, 2010 | Synthetic Organic Chemicals |
| Sep 1, 1997 | Sep 30, 1997 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Sep 30, 1997 | Total Coliform Rule |
| Jul 1, 1993 | Jul 31, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1993 | 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.