C42/100
SILETZ, CITY OF — Water Quality Report 2026
Serving 1,235 people · Oregon
Water Source
Surface Water
County
—
System ID
OR4100821
Violations
26
Contaminant Test Results
EPA Violation History
4
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2025 – August 25, 2025Enforcement: Resolving — corrective action underway
TIER 3Resolved
Missed required monitoring deadline
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2024 – October 31, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed to complete routine monitoring
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2024 – October 31, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed to complete routine monitoring
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2024 – October 31, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
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 SILETZ, CITY OF
Is SILETZ, CITY OF water safe to drink?
SILETZ, CITY OF water receives a grade of C (42/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 26 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has SILETZ, CITY OF detected?
1 contaminants were tested in SILETZ, CITY OF's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does SILETZ, CITY OF have any EPA violations?
Yes, SILETZ, CITY OF has 26 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, TT. 8 are health-based violations.
How many people does SILETZ, CITY OF serve?
SILETZ, CITY OF serves approximately 1,235 people, Oregon.
What type of water does SILETZ, CITY OF provide?
SILETZ, 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 OR4100821.
How does SILETZ, CITY OF compare to other utilities in Oregon?
SILETZ, CITY OF scores 42/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Oregon state page for a full comparison of water systems.