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TERRE DU LAC

Serving 1 city in MO

Monitor
3 above health guidelines
3K
People Served
1
City
1
Water Sources
0
MCL Violations

Official TERRE DU LAC Resources

TERRE DU LAC Service Area

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Service Area

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

TERRE DU LAC Water Quality Grade

C
Fair

Some contaminants exceed health guidelines.

Quality Score70/100
3
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 TERRE DU LAC Water Safe to Drink?

TERRE DU LAC has reported 3 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.

This utility serves 3,217 people across 1 city in MO. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.

Get your water independently tested in Missouri β†’

TERRE DU LAC Service Area

TERRE DU LAC Contact & Information

Mailing Address

1630 DES PERES RD STE 140 Des Peres, MO 63131

B2B Contact Data

B2B Contact Data Available

Contacts for TERRE DU LAC

Updated Jan 2026
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NameTitlePhoneEmail
Jβ–ˆβ–ˆβ–ˆβ–ˆ Sβ–ˆβ–ˆβ–ˆβ–ˆWater Treatment Supervisor(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆjβ–ˆβ–ˆβ–ˆβ–ˆ@cityβ–ˆβ–ˆβ–ˆβ–ˆ.gov
Mβ–ˆβ–ˆβ–ˆβ–ˆ Jβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆUtility Director(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆmβ–ˆβ–ˆβ–ˆβ–ˆ@waterβ–ˆβ–ˆβ–ˆβ–ˆ.org
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Water Sources & Treatment

Water Sources

Groundwater

Treatment Methods

Not specified

TERRE DU LAC 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.

Recommended Water Filters for TERRE DU LAC

Based on water quality data from cities served by TERRE DU LAC, we recommend NSF-certified filters that can remove contaminants above health guidelines.

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