A100/100
MANDAN CITY OF — Water Quality Report 2026
Serving 21,769 people · North Dakota
Water Source
Surface Water
County
—
System ID
ND3000596
Violations
0
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.006 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
This system has a clean compliance history.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About MANDAN CITY OF
Is MANDAN CITY OF water safe to drink?
MANDAN CITY OF water receives a grade of A (100/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has MANDAN CITY OF detected?
69 contaminants were tested in MANDAN CITY OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MANDAN CITY OF have any EPA violations?
No, MANDAN CITY OF has zero EPA violations on record. This indicates consistent compliance with federal drinking water standards.
How many people does MANDAN CITY OF serve?
MANDAN CITY OF serves approximately 21,769 people, North Dakota. The system provides water to 1 community: Mandan.
What type of water does MANDAN CITY OF provide?
MANDAN CITY OF sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is ND3000596.
How does MANDAN CITY OF compare to other utilities in North Dakota?
MANDAN CITY OF scores 100/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our North Dakota state page for a full comparison of water systems.