C58/100
FORT PIERRE — Water Quality Report 2026
Serving 2,115 people · South Dakota
Water Source
Purchased Surface Water
County
—
System ID
SD4600130
Violations
15
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 2.00 mg/L | 1.30 mg/L | Over Limit |
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 2011.
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 FORT PIERRE
Is FORT PIERRE water safe to drink?
FORT PIERRE water receives a grade of C (58/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 15 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has FORT PIERRE detected?
2 contaminants were tested in FORT PIERRE's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does FORT PIERRE have any EPA violations?
Yes, FORT PIERRE has 15 EPA violation(s) on record, with the most recent in 2011. Violation types include MR, MCL. 4 are health-based violations.
How many people does FORT PIERRE serve?
FORT PIERRE serves approximately 2,115 people, South Dakota. The system provides water to 1 community: Fort Pierre.
What type of water does FORT PIERRE provide?
FORT PIERRE 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 SD4600130.
How does FORT PIERRE compare to other utilities in South Dakota?
FORT PIERRE scores 58/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our South Dakota state page for a full comparison of water systems.