A100/100
KINGBROOK III RURAL WATER SYSTEM — Water Quality Report 2026
Serving 2,888 people · South Dakota
Water Source
Groundwater
County
—
System ID
SD4600874
Violations
0
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
This system has a clean compliance history.
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 KINGBROOK III RURAL WATER SYSTEM
Is KINGBROOK III RURAL WATER SYSTEM water safe to drink?
KINGBROOK III RURAL WATER SYSTEM water receives a grade of A (100/100), 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 KINGBROOK III RURAL WATER SYSTEM detected?
1 contaminants were tested in KINGBROOK III RURAL WATER SYSTEM's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does KINGBROOK III RURAL WATER SYSTEM have any EPA violations?
No, KINGBROOK III RURAL WATER SYSTEM has zero EPA violations on record. This indicates consistent compliance with federal drinking water standards.
How many people does KINGBROOK III RURAL WATER SYSTEM serve?
KINGBROOK III RURAL WATER SYSTEM serves approximately 2,888 people, South Dakota. The system provides water to 1 community: Arlington.
What type of water does KINGBROOK III RURAL WATER SYSTEM provide?
KINGBROOK III RURAL WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is SD4600874.
How does KINGBROOK III RURAL WATER SYSTEM compare to other utilities in South Dakota?
KINGBROOK III RURAL WATER SYSTEM scores 100/100 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.