A99/100
WHITE HORSE CREEK WATER SYSTEM — Water Quality Report 2026
Serving 1,690 people · South Dakota
Water Source
Groundwater
County
—
System ID
084690022
Violations
1
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1999.
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 WHITE HORSE CREEK WATER SYSTEM
Is WHITE HORSE CREEK WATER SYSTEM water safe to drink?
WHITE HORSE CREEK WATER SYSTEM water receives a grade of A (99/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has WHITE HORSE CREEK WATER SYSTEM detected?
1 contaminants were tested in WHITE HORSE CREEK WATER SYSTEM's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does WHITE HORSE CREEK WATER SYSTEM have any EPA violations?
Yes, WHITE HORSE CREEK WATER SYSTEM has 1 EPA violation(s) on record, with the most recent in 1999. Violation types include MR.
How many people does WHITE HORSE CREEK WATER SYSTEM serve?
WHITE HORSE CREEK WATER SYSTEM serves approximately 1,690 people, South Dakota.
What type of water does WHITE HORSE CREEK WATER SYSTEM provide?
WHITE HORSE CREEK WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is 084690022.
How does WHITE HORSE CREEK WATER SYSTEM compare to other utilities in South Dakota?
WHITE HORSE CREEK WATER SYSTEM scores 99/100 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.