A98/100
TIOGA CITY OF — Water Quality Report 2026
Serving 2,202 people · North Dakota
Water Source
Purchased Surface Water
County
—
System ID
ND5300936
Violations
2
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2009.
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 TIOGA CITY OF
Is TIOGA CITY OF water safe to drink?
TIOGA CITY OF water receives a grade of A (98/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has TIOGA CITY OF detected?
1 contaminants were tested in TIOGA CITY OF's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does TIOGA CITY OF have any EPA violations?
Yes, TIOGA CITY OF has 2 EPA violation(s) on record, with the most recent in 2009. Violation types include MR.
How many people does TIOGA CITY OF serve?
TIOGA CITY OF serves approximately 2,202 people, North Dakota. The system provides water to 1 community: Tioga.
What type of water does TIOGA CITY OF provide?
TIOGA CITY OF sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is ND5300936.
How does TIOGA CITY OF compare to other utilities in North Dakota?
TIOGA CITY OF scores 98/100 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.