TapSafetyReport
F0/100

Silverton Tap Water Quality: Is It Safe to Drink? (2026 Report)

Serving 10,484 residents · Oregon

What's In Silverton's Tap Water?

31
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals

EPA Violation History

7

Violations (last 5yr)

1

Unresolved

1

Health-Related

TIER 3Unresolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: September 1, 2025 – September 30, 2025Rule: Total Coliform RuleVerify on EPA.gov
TIER 1 — URGENTResolved

Violation related to Nitrate

When: December 1, 2024 – December 31, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: October 1, 2023 – October 24, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2022 – March 31, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2022 – March 31, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2021 – December 31, 2021Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2021 – December 31, 2021Rule: Stage 2 DBPREnforcement: 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

Water Utility Details

SILVERTON, CITY OF
Population Served

10,484

Water Source

Surface Water

System ID

OR4100823

Frequently Asked Questions About Silverton Water

Is Silverton tap water safe to drink?

Silverton, Oregon tap water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 90 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.

What contaminants are in Silverton's water?

31 contaminants were tested in Silverton's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.

Does Silverton have any water quality violations?

Yes, Silverton has 90 EPA violation(s) on record, with the most recent in 2025. Violation types include MON, TT, Other. 8 of these are health-based violations, which are the most serious category.

Do I need a water filter in Silverton?

Silverton water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.

Where does Silverton's tap water come from?

Silverton's drinking water is sourced from surface water and supplied by SILVERTON, CITY OF. The system serves approximately 10,484 people. Surface water sources include rivers, lakes, and reservoirs.

How often is Silverton's water tested?

Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Silverton's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.

How does Silverton's water compare to other cities in Oregon?

Silverton's water quality score of 0/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Oregon state page to see how all cities in the state compare.

What should I do if I'm concerned about Silverton's water quality?

If you have concerns about Silverton's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (SILVERTON, CITY OF) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.

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