B75/100
HANSEN CITY OF — Water Quality Report 2026
Serving 1,200 people · Idaho
Water Source
Groundwater
County
—
System ID
ID5420027
Violations
9
Contaminant Test Results
EPA Violation History
3
Violations (last 5yr)
2
Unresolved
1
Health-Related
TIER 3Unresolved
Disinfection byproduct treatment technique failure
TIER 2Resolved
Violation related to Consumer Confidence Report
When: June 22, 2025 – July 30, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved
Violation related to Consumer Confidence Report
When: March 24, 2025Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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 HANSEN CITY OF
Is HANSEN CITY OF water safe to drink?
HANSEN CITY OF water receives a grade of B (75/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has HANSEN CITY OF detected?
1 contaminants were tested in HANSEN CITY OF's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does HANSEN CITY OF have any EPA violations?
Yes, HANSEN CITY OF has 9 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, TT, MCL. 4 are health-based violations.
How many people does HANSEN CITY OF serve?
HANSEN CITY OF serves approximately 1,200 people, Idaho.
What type of water does HANSEN CITY OF provide?
HANSEN CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is ID5420027.
How does HANSEN CITY OF compare to other utilities in Idaho?
HANSEN CITY OF scores 75/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Idaho state page for a full comparison of water systems.