Friday Harbor Tap Water Quality Report
Friday Harbor's water has 3 contaminants above EPA MCLGs. Consider using a certified water filter for additional protection.
Utility
FRIDAY HARBOR WATER SYSTEM
People Served
3,531
MCL Violations
0
Last Updated
Is Friday Harbor Tap Water Safe to Drink?
Friday Harbor's water has 3 contaminants above EPA health-based guidelines (MCLGs). While the water meets federal legal limits, we recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems.
The data below shows test results from 1 water utility serving 3,531 people in the Friday Harbor area. Water quality testing is conducted regularly and reported to the EPA. This report was last updated Aug 16, 2022.
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With 3 contaminants above health guidelines, you may want to explore water purification options. Learn how to make distilled water at home for applications like humidifiers, CPAP machines, and baby formula.
What Friday Harbor's water readings can explain
We publish a city-level hardness figure for Friday Harbor, resolved from its water systems where they report one and estimated from county sampling where they do not. Each page starts with the hot-tap and cold-tap check, then shows what your own water system reported.
On a private well near Friday Harbor? Public-water results do not apply to private wells. See San Juan County well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Frequently Asked Questions About Friday Harbor Tap Water
Friday Harbor's water has 3 contaminants above EPA MCLGs. While the water meets federal legal limits, we recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems.
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