Markesan Tap Water Quality Report
Markesan's water has 3 contaminants above EPA MCLGs. Consider using a certified water filter for additional protection.
Utility
MARKESAN WATERWORKS
People Served
1,496
MCL Violations
0
Last Updated
Is Markesan Tap Water Safe to Drink?
Markesan'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 1,496 people in the Markesan area. Water quality testing is conducted regularly and reported to the EPA. This report was last updated .
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Wisconsin
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With 3 contaminants above EPA health guidelines, independent laboratory testing provides a second opinion and can track changes over time.
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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 Markesan's water readings can explain
Utility-reported data for Markesan includes iron and sulfate — the readings behind these common tap water questions. We publish a city-level hardness figure for Markesan, 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 Markesan? Public-water results do not apply to private wells. See Green Lake County well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
What a water softener costs for Markesan's water
Markesan's tap water measures 13.4 grains per gallon (229.0 mg/L) — very hard on the USGS scale, the range where scale on fixtures and appliances is the usual complaint.
Water softener cost for 13.4 gpg water in Markesan — equipment and local installation labour for your ZIP code, with the sizing arithmetic shown in full.
Frequently Asked Questions About Markesan Tap Water
Markesan'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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