TapSafetyReport
F0/100

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

Serving 4,423 residents · Oregon

What's In Lafayette's Tap Water?

32
Contaminants Tested
1
Exceed EPA Limits
0
Above EPA Goals
1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Copper (90th percentile)
1.95 mg/L1.30 mg/LOver Limit

EPA Violation History

10

Violations (last 5yr)

1

Unresolved

0

Health-Related

TIER 3Unresolved

Violation related to Consumer Confidence Report

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

When: June 1, 2025 – June 30, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Resolved

Consumer confidence report — inadequate or unavailable

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

When: January 1, 2025 – August 4, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Consumer Confidence Report

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

When: October 1, 2023 – October 31, 2023Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

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

Consumer confidence report — inadequate or unavailable

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

When: July 1, 2023 – December 6, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring Violation

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

When: June 1, 2023 – June 30, 2023Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Consumer Confidence Report

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

When: August 1, 2022 – August 31, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Consumer confidence report — inadequate or unavailable

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

When: July 1, 2022 – October 3, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Violation related to Consumer Confidence Report

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

When: April 1, 2022 – April 30, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Consumer confidence report — inadequate or unavailable

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

When: January 1, 2022 – June 6, 2022Rule: Ground Water 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

Water Utility Details

LAFAYETTE, CITY OF
Population Served

4,423

Water Source

Purchased Surface Water

System ID

OR4100452

Frequently Asked Questions About Lafayette Water

Is Lafayette tap water safe to drink?

Lafayette, Oregon tap water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA maximum contaminant levels and 218 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.

What contaminants are in Lafayette's water?

Of the 32 contaminants tested in Lafayette's water supply, the most notable include Copper (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.

Does Lafayette have any water quality violations?

Yes, Lafayette has 218 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, MON. 16 of these are health-based violations, which are the most serious category.

Do I need a water filter in Lafayette?

Based on EPA data, using a water filter in Lafayette is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.

Where does Lafayette's tap water come from?

Lafayette's drinking water is sourced from purchased surface water and supplied by LAFAYETTE, CITY OF. The system serves approximately 4,423 people. Surface water sources include rivers, lakes, and reservoirs.

How often is Lafayette'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. Lafayette'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 Lafayette's water compare to other cities in Oregon?

Lafayette'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 Lafayette's water quality?

If you have concerns about Lafayette'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 (LAFAYETTE, 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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