Population Served
21.0K
Service Connections
7.4K
Total Violations
149
Health-Based Violations
10
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Surface Water
- System Type
- Community Water System
- City
- LOUISVILLE
- ZIP Code
- 80027
- Counties Served
- Boulder
- Cities Served
- Louisville
- Open Violations
- 0
- State
- Colorado
Violation Summary
149
Total Violations
10
Health-Based
0
Open Now
Most recent violation: 2024-10-17
Explore Colorado Water Quality
See all water systems, lead data, and violation trends for Colorado.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: CO0107487.SafeWater Home