B76/100
VISTA WEST WATER COMPANY — Water Quality Report 2026
Serving 1,600 people · Wyoming
Water Source
Purchased Surface Water
County
—
System ID
WY5600069
Violations
13
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
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to complete routine monitoring
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2024 – April 30, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2021 – March 14, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
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 VISTA WEST WATER COMPANY
Is VISTA WEST WATER COMPANY water safe to drink?
VISTA WEST WATER COMPANY water receives a grade of B (76/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has VISTA WEST WATER COMPANY detected?
1 contaminants were tested in VISTA WEST WATER COMPANY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does VISTA WEST WATER COMPANY have any EPA violations?
Yes, VISTA WEST WATER COMPANY has 13 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other, MCL. 2 are health-based violations.
How many people does VISTA WEST WATER COMPANY serve?
VISTA WEST WATER COMPANY serves approximately 1,600 people, Wyoming. The system provides water to 1 community: Casper.
What type of water does VISTA WEST WATER COMPANY provide?
VISTA WEST WATER COMPANY 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 WY5600069.
How does VISTA WEST WATER COMPANY compare to other utilities in Wyoming?
VISTA WEST WATER COMPANY scores 76/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Wyoming state page for a full comparison of water systems.