F12/100
MOAPA VALLEY WATER DISTRICT — Water Quality Report 2026
Serving 8,500 people · Nevada
Water Source
Groundwater
County
—
System ID
NV0000160
Violations
57
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: February 1, 2025Rule: Total Coliform RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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 MOAPA VALLEY WATER DISTRICT
Is MOAPA VALLEY WATER DISTRICT water safe to drink?
MOAPA VALLEY WATER DISTRICT water receives a grade of F (12/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 57 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MOAPA VALLEY WATER DISTRICT detected?
31 contaminants were tested in MOAPA VALLEY WATER DISTRICT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MOAPA VALLEY WATER DISTRICT have any EPA violations?
Yes, MOAPA VALLEY WATER DISTRICT has 57 EPA violation(s) on record, with the most recent in 2025. Violation types include RPT, MON, MR. 7 are health-based violations.
How many people does MOAPA VALLEY WATER DISTRICT serve?
MOAPA VALLEY WATER DISTRICT serves approximately 8,500 people, Nevada. The system provides water to 1 community: Moapa.
What type of water does MOAPA VALLEY WATER DISTRICT provide?
MOAPA VALLEY WATER DISTRICT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is NV0000160.
How does MOAPA VALLEY WATER DISTRICT compare to other utilities in Nevada?
MOAPA VALLEY WATER DISTRICT scores 12/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Nevada state page for a full comparison of water systems.