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SPEARFISH

Serving 2 cities in SD

No Violations
All contaminants within safe levels
11K
People Served
2
Cities
1
Water Sources
0
MCL Violations

Official SPEARFISH Resources

SPEARFISH Service Area

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Service Area

This map shows the approximate service area for SPEARFISH. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

SPEARFISH Water Quality Grade

A
Excellent

Water meets all health guidelines with no violations.

Quality Score100/100
0
Above Health Guidelines
0
EPA Violations

Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).

Is SPEARFISH Water Safe to Drink?

SPEARFISH water currently meets all EPA Maximum Contaminant Level Goals (MCLGs) across all cities served. Water quality testing shows all contaminants are within safe levels according to health-based guidelines.

This utility serves 10,697 people across 2 cities in SD. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.

SPEARFISH Service Area

SPEARFISH Contact & Information

Emergency Line

605-642-1325

24/7 After-Hours

Mailing Address

625 NORTH 5TH STREET Spearfish, SD 57783

Water Sources & Treatment

Water Sources

Groundwater

Treatment Methods

disinfection

Disinfectant Used

chlorine

SPEARFISH Annual Water Quality Reports

2026 Water Quality Report
Latest Consumer Confidence Report (CCR)
View Report

Historical reports are being compiled. Check back soon for archived water quality data.

What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.

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