A89/100
HURON — Water Quality Report 2026
Serving 14,263 people · South Dakota
Water Source
Purchased Surface Water
County
—
System ID
SD4600169
Violations
4
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.006 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1993.
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 HURON
Is HURON water safe to drink?
HURON water receives a grade of A (89/100), 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 HURON detected?
69 contaminants were tested in HURON's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HURON have any EPA violations?
Yes, HURON has 4 EPA violation(s) on record, with the most recent in 1993. Violation types include MR, MCL. 1 are health-based violations.
How many people does HURON serve?
HURON serves approximately 14,263 people, South Dakota. The system provides water to 1 community: Huron.
What type of water does HURON provide?
HURON 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 SD4600169.
How does HURON compare to other utilities in South Dakota?
HURON scores 89/100 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.