F0/100
BELLA VISTA CITY WATER SYSTEM — Water Quality Report 2026
Serving 20,045 people · Arizona
Water Source
Groundwater
County
—
System ID
AZ0402010
Violations
1528
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2023 – October 24, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – March 31, 2022Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
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 BELLA VISTA CITY WATER SYSTEM
Is BELLA VISTA CITY WATER SYSTEM water safe to drink?
BELLA VISTA CITY WATER SYSTEM water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 1528 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has BELLA VISTA CITY WATER SYSTEM detected?
66 contaminants were tested in BELLA VISTA CITY WATER SYSTEM's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does BELLA VISTA CITY WATER SYSTEM have any EPA violations?
Yes, BELLA VISTA CITY WATER SYSTEM has 1528 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, Other, MCL. 3 are health-based violations.
How many people does BELLA VISTA CITY WATER SYSTEM serve?
BELLA VISTA CITY WATER SYSTEM serves approximately 20,045 people, Arizona. The system provides water to 1 community: Sierra Vista.
What type of water does BELLA VISTA CITY WATER SYSTEM provide?
BELLA VISTA CITY WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is AZ0402010.
How does BELLA VISTA CITY WATER SYSTEM compare to other utilities in Arizona?
BELLA VISTA CITY WATER SYSTEM scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Arizona state page for a full comparison of water systems.