Public water system · WA5308072
ActiveCascade Vista Hoa
At a glance
Cascade Vista Hoa (PWSID WA5308072) is an active community water system in Snohomish County, Washington. It reports serving 260 people through 107 service connections. Its primary water source is purchased groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
260
Service connections
107
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Cascade Vista Hoa compare with other water systems in Snohomish County?
By EPA's size categories, Cascade Vista Hoa is a very small system (500 people or fewer). Snohomish County has 167 active public water systems. Its population served is well below the county average of 6,200 people per system, and accounts for less than 0.1% of the 1,035,433 people reported by systems filed under the county. Across Washington, the 4,705 active systems average 2,172 people each. Nationally, the average active community water system reports serving 6,703 people, so Cascade Vista Hoa is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Washington has 2,392 active community water systems, 51% of the state's 4,705 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 53 Washington systems (1.1%) list purchased groundwater as their primary source.
Who owns and regulates Cascade Vista Hoa?
EPA lists Cascade Vista Hoa as privately owned. The WA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 126 of the 167 active systems in Snohomish County (75%) are also privately owned.
Does Cascade Vista Hoa have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2023. By type: 1 monitoring and reporting. The contaminant or rule involved is Lead and Copper Rule. EPA lists 1 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
The one violation in EPA's records.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Cascade Vista Hoa: frequently asked questions
Who runs Cascade Vista Hoa?
Cascade Vista Hoa (PWSID WA5308072) is a community water system privately owned. It is regulated by the WA state drinking water program.
How many people does Cascade Vista Hoa serve?
Cascade Vista Hoa reports serving 260 people through 107 service connections in Snohomish County, Washington.
Where does Cascade Vista Hoa get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Cascade Vista Hoa have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2023. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Cascade Vista Hoa's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.
Where can I find Cascade Vista Hoa's water quality report?
As a community water system, Cascade Vista Hoa must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Snohomish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Alderwood Water District | Snohomish | 245,715 | Community | Purchased surface water |
| Everett Public Works Dept. City of | Snohomish | 215,774 | Community | Surface water |
| Marysville Utilities | Snohomish | 88,582 | Community | Purchased surface water |
| Lynnwood City of | Snohomish | 68,204 | Community | Purchased surface water |
| Sno PUD 1 - Lake Stevens | Snohomish | 67,710 | Community | Purchased surface water |
| Silver Lake Water & Sewer District | Snohomish | 65,033 | Community | Purchased surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Cascade Vista Hoa, PWSID WA5308072, Washington”, https://aquacensus.com/water-systems/washington/cascade-vista-hoa-wa5308072 (data as of October 1, 2026).