A80/100
CHEYENNE BOARD OF PUBLIC UTILITIES — Water Quality Report 2026
Serving 64,165 people · Wyoming
Water Source
Surface Water
County
—
System ID
WY5600011
Violations
9
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.015 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1996.
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 CHEYENNE BOARD OF PUBLIC UTILITIES
Is CHEYENNE BOARD OF PUBLIC UTILITIES water safe to drink?
CHEYENNE BOARD OF PUBLIC UTILITIES water receives a grade of A (80/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CHEYENNE BOARD OF PUBLIC UTILITIES detected?
69 contaminants were tested in CHEYENNE BOARD OF PUBLIC UTILITIES's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CHEYENNE BOARD OF PUBLIC UTILITIES have any EPA violations?
Yes, CHEYENNE BOARD OF PUBLIC UTILITIES has 9 EPA violation(s) on record, with the most recent in 1996. Violation types include MR, MCL. 2 are health-based violations.
How many people does CHEYENNE BOARD OF PUBLIC UTILITIES serve?
CHEYENNE BOARD OF PUBLIC UTILITIES serves approximately 64,165 people, Wyoming. The system provides water to 1 community: Cheyenne.
What type of water does CHEYENNE BOARD OF PUBLIC UTILITIES provide?
CHEYENNE BOARD OF PUBLIC UTILITIES sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is WY5600011.
How does CHEYENNE BOARD OF PUBLIC UTILITIES compare to other utilities in Wyoming?
CHEYENNE BOARD OF PUBLIC UTILITIES scores 80/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Wyoming state page for a full comparison of water systems.