A82/100
RIO COMMUNITIES WATER SYSTEM — Water Quality Report 2026
Serving 5,374 people · New Mexico
Water Source
Groundwater
County
—
System ID
NM3524832
Violations
11
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 2014.
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 RIO COMMUNITIES WATER SYSTEM
Is RIO COMMUNITIES WATER SYSTEM water safe to drink?
RIO COMMUNITIES WATER SYSTEM water receives a grade of A (82/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has RIO COMMUNITIES WATER SYSTEM detected?
31 contaminants were tested in RIO COMMUNITIES WATER SYSTEM's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does RIO COMMUNITIES WATER SYSTEM have any EPA violations?
Yes, RIO COMMUNITIES WATER SYSTEM has 11 EPA violation(s) on record, with the most recent in 2014. Violation types include MR, Other, MCL. 1 are health-based violations.
How many people does RIO COMMUNITIES WATER SYSTEM serve?
RIO COMMUNITIES WATER SYSTEM serves approximately 5,374 people, New Mexico. The system provides water to 1 community: Belen.
What type of water does RIO COMMUNITIES WATER SYSTEM provide?
RIO COMMUNITIES WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is NM3524832.
How does RIO COMMUNITIES WATER SYSTEM compare to other utilities in New Mexico?
RIO COMMUNITIES WATER SYSTEM scores 82/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our New Mexico state page for a full comparison of water systems.