A96/100
WR/LJ - MNI WICONI — Water Quality Report 2026
Serving 4,720 people · South Dakota
Water Source
Purchased Surface Water
County
—
System ID
SD4602223
Violations
1
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 2013.
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 WR/LJ - MNI WICONI
Is WR/LJ - MNI WICONI water safe to drink?
WR/LJ - MNI WICONI water receives a grade of A (96/100), which is considered excellent. 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 WR/LJ - MNI WICONI detected?
34 contaminants were tested in WR/LJ - MNI WICONI's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does WR/LJ - MNI WICONI have any EPA violations?
Yes, WR/LJ - MNI WICONI has 1 EPA violation(s) on record, with the most recent in 2013. Violation types include Other.
How many people does WR/LJ - MNI WICONI serve?
WR/LJ - MNI WICONI serves approximately 4,720 people, South Dakota. The system provides water to 1 community: Murdo.
What type of water does WR/LJ - MNI WICONI provide?
WR/LJ - MNI WICONI 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 SD4602223.
How does WR/LJ - MNI WICONI compare to other utilities in South Dakota?
WR/LJ - MNI WICONI scores 96/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our South Dakota state page for a full comparison of water systems.