C47/100
MARANA MUNICIPAL - HARTMAN VISTAS — Water Quality Report 2026
Serving 5,248 people · Arizona
Water Source
Groundwater
County
—
System ID
AZ0410329
Violations
37
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.022 µg/L | 0.004 µg/L | Over Limit |
PFHxS | 0.015 µg/L | 0.010 µg/L | Over Limit |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
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: July 1, 2021 – September 30, 2021Rule: 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 MARANA MUNICIPAL - HARTMAN VISTAS
Is MARANA MUNICIPAL - HARTMAN VISTAS water safe to drink?
MARANA MUNICIPAL - HARTMAN VISTAS water receives a grade of C (47/100), which is considered fair. 2 contaminant(s) exceed EPA legal limits and 37 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MARANA MUNICIPAL - HARTMAN VISTAS detected?
31 contaminants were tested in MARANA MUNICIPAL - HARTMAN VISTAS's water. Notable contaminants include PFOS, PFHxS. 2 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does MARANA MUNICIPAL - HARTMAN VISTAS have any EPA violations?
Yes, MARANA MUNICIPAL - HARTMAN VISTAS has 37 EPA violation(s) on record, with the most recent in 2021. Violation types include MR, Other.
How many people does MARANA MUNICIPAL - HARTMAN VISTAS serve?
MARANA MUNICIPAL - HARTMAN VISTAS serves approximately 5,248 people, Arizona. The system provides water to 1 community: Marana.
What type of water does MARANA MUNICIPAL - HARTMAN VISTAS provide?
MARANA MUNICIPAL - HARTMAN VISTAS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is AZ0410329.
How does MARANA MUNICIPAL - HARTMAN VISTAS compare to other utilities in Arizona?
MARANA MUNICIPAL - HARTMAN VISTAS scores 47/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Arizona state page for a full comparison of water systems.