WILLISTON CITY OF
Community Water System · North Dakota · WILLISTON
PWSID: ND5301012
Compliant
Population Served
26.4K
Service Connections
6.9K
Total Violations
42
Health-Based Violations
29
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2023-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Surface Water
- System Type
- Community Water System
- City
- WILLISTON
- ZIP Code
- 58802
- Counties Served
- Williams
- Cities Served
- WILLISTON
- Open Violations
- 0
- State
- North Dakota
Violation Summary
42
Total Violations
29
Health-Based
0
Open Now
Most recent violation: 2014-11-01
Explore North Dakota Water Quality
See all water systems, lead data, and violation trends for North Dakota.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: ND5301012.SafeWater Home