D24/100
Ojo Encino North NTUA — Water Quality Report 2026
Serving 1,108 people · Arizona
Water Source
Purchased Surface Water
County
—
System ID
NN3503041
Violations
73
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
No violations in the past 5 years
Full EPA compliance since 2016.
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 Ojo Encino North NTUA
Is Ojo Encino North NTUA water safe to drink?
Ojo Encino North NTUA water receives a grade of D (24/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 73 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has Ojo Encino North NTUA detected?
1 contaminants were tested in Ojo Encino North NTUA's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does Ojo Encino North NTUA have any EPA violations?
Yes, Ojo Encino North NTUA has 73 EPA violation(s) on record, with the most recent in 2016. Violation types include Other, MR.
How many people does Ojo Encino North NTUA serve?
Ojo Encino North NTUA serves approximately 1,108 people, Arizona. The system provides water to 1 community: Ojo Encino, North Of.
What type of water does Ojo Encino North NTUA provide?
Ojo Encino North NTUA sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is NN3503041.
How does Ojo Encino North NTUA compare to other utilities in Arizona?
Ojo Encino North NTUA scores 24/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Arizona state page for a full comparison of water systems.