A81/100
LENNOX — Water Quality Report 2026
Serving 2,571 people · South Dakota
Water Source
Purchased Groundwater
County
—
System ID
SD4600193
Violations
8
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 2020.
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 LENNOX
Is LENNOX water safe to drink?
LENNOX water receives a grade of A (81/100), which is considered excellent. 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 LENNOX detected?
1 contaminants were tested in LENNOX's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LENNOX have any EPA violations?
Yes, LENNOX has 8 EPA violation(s) on record, with the most recent in 2020. Violation types include MON, MR, MCL. 2 are health-based violations.
How many people does LENNOX serve?
LENNOX serves approximately 2,571 people, South Dakota. The system provides water to 1 community: Lennox.
What type of water does LENNOX provide?
LENNOX sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is SD4600193.
How does LENNOX compare to other utilities in South Dakota?
LENNOX scores 81/100 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.