A85/100
SCWA - ARDEN PARK VISTA — Water Quality Report 2026
Serving 10,101 people · California
Water Source
Groundwater
County
—
System ID
CA3410002
Violations
3
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.006 µg/L | 0.004 µg/L | Over Limit |
EPA Violation History
2
Violations (last 5yr)
2
Unresolved
1
Health-Related
TIER 2Unresolved
Treatment technique violation
TIER 3Unresolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About SCWA - ARDEN PARK VISTA
Is SCWA - ARDEN PARK VISTA water safe to drink?
SCWA - ARDEN PARK VISTA water receives a grade of A (85/100), which is considered excellent. Out of 38 contaminants tested, 1 exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SCWA - ARDEN PARK VISTA detected?
38 contaminants were tested in SCWA - ARDEN PARK VISTA's water. Notable contaminants include PFOS. 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does SCWA - ARDEN PARK VISTA have any EPA violations?
Yes, SCWA - ARDEN PARK VISTA has 3 EPA violation(s) on record, with the most recent in 2024. Violation types include TT, RPT, MR. 1 are health-based violations.
How many people does SCWA - ARDEN PARK VISTA serve?
SCWA - ARDEN PARK VISTA serves approximately 10,101 people, California.
What type of water does SCWA - ARDEN PARK VISTA provide?
SCWA - ARDEN PARK VISTA sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is CA3410002.
How does SCWA - ARDEN PARK VISTA compare to other utilities in California?
SCWA - ARDEN PARK VISTA scores 85/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our California state page for a full comparison of water systems.