B64/100
NORTHERN COLORADO WA — Water Quality Report 2026
Serving 4,675 people · Colorado
Water Source
Purchased Surface Water
County
—
System ID
CO0135554
Violations
33
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 2005.
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 NORTHERN COLORADO WA
Is NORTHERN COLORADO WA water safe to drink?
NORTHERN COLORADO WA water receives a grade of B (64/100), which is considered good. Out of 34 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has NORTHERN COLORADO WA detected?
34 contaminants were tested in NORTHERN COLORADO WA's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does NORTHERN COLORADO WA have any EPA violations?
Yes, NORTHERN COLORADO WA has 33 EPA violation(s) on record, with the most recent in 2005. Violation types include MR.
How many people does NORTHERN COLORADO WA serve?
NORTHERN COLORADO WA serves approximately 4,675 people, Colorado.
What type of water does NORTHERN COLORADO WA provide?
NORTHERN COLORADO WA 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 CO0135554.
How does NORTHERN COLORADO WA compare to other utilities in Colorado?
NORTHERN COLORADO WA scores 64/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Colorado state page for a full comparison of water systems.