Population Served
12.0K
Service Connections
6.1K
Total Violations
11
Health-Based Violations
0
Lead & Copper Data
Lead Level
Caution3.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2027-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Purchased Surface Water
- System Type
- Community Water System
- City
- BILLINGS
- ZIP Code
- 59105
- Counties Served
- Yellowstone
- Cities Served
- BILLINGS
- Open Violations
- 0
- State
- Montana
Violation Summary
11
Total Violations
0
Health-Based
0
Open Now
Most recent violation: 2025-07-01
Explore Montana Water Quality
See all water systems, lead data, and violation trends for Montana.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: MT0000155.SafeWater Home