B66/100
CANTON — Water Quality Report 2026
Serving 3,066 people · South Dakota
Water Source
Groundwater
County
—
System ID
SD4600082
Violations
31
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 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 CANTON
Is CANTON water safe to drink?
CANTON water receives a grade of B (66/100), 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 CANTON detected?
1 contaminants were tested in CANTON's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CANTON have any EPA violations?
Yes, CANTON has 31 EPA violation(s) on record, with the most recent in 1996. Violation types include MR.
How many people does CANTON serve?
CANTON serves approximately 3,066 people, South Dakota. The system provides water to 1 community: Canton.
What type of water does CANTON provide?
CANTON sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is SD4600082.
How does CANTON compare to other utilities in South Dakota?
CANTON scores 66/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our South Dakota state page for a full comparison of water systems.