B64/100
HAYS, CITY OF — Water Quality Report 2026
Serving 21,040 people · Kansas
Water Source
Groundwater
County
—
System ID
KS2005111
Violations
16
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2019.
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 HAYS, CITY OF
Is HAYS, CITY OF water safe to drink?
HAYS, CITY OF water receives a grade of B (64/100), which is considered good. Out of 66 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has HAYS, CITY OF detected?
66 contaminants were tested in HAYS, CITY OF's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does HAYS, CITY OF have any EPA violations?
Yes, HAYS, CITY OF has 16 EPA violation(s) on record, with the most recent in 2019. Violation types include MR, TT, MCL. 5 are health-based violations.
How many people does HAYS, CITY OF serve?
HAYS, CITY OF serves approximately 21,040 people, Kansas. The system provides water to 1 community: Hays.
What type of water does HAYS, CITY OF provide?
HAYS, CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is KS2005111.
How does HAYS, CITY OF compare to other utilities in Kansas?
HAYS, CITY OF scores 64/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Kansas state page for a full comparison of water systems.