Population Served
10.2K
Service Connections
3.6K
Total Violations
28
Health-Based Violations
9
Lead & Copper Data
Lead Level
Caution2.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2022-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- DES PERES
- ZIP Code
- 63131
- Counties Served
- Knox
- Cities Served
- Des Peres
- Open Violations
- 0
- State
- Missouri
Violation Summary
28
Total Violations
9
Health-Based
0
Open Now
Most recent violation: 2013-08-01
Explore Missouri Water Quality
See all water systems, lead data, and violation trends for Missouri.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: LA1103013.SafeWater Home