How hard is the water in Lannon, WI?

The average water hardness in Lannon, WI is 300 PPM (17.6 GPG), which is classified as very hard. This is based on data from 7 water systems serving the area.

Do I need a water softener in Lannon, WI?

With an average hardness of 300 PPM, a water softener is recommended for homes in Lannon. A water softener is strongly recommended. Very hard water can significantly reduce appliance lifespan.

How many water systems serve Lannon, WI?

Lannon, Wisconsin is served by 7 water systems across 1 zip code.

Water Hardness in Lannon, WI

Wisconsin · 1 zip codes · 7 water systems

300 PPM

17.5 GPG

Very Hard

0Soft60120180300+

Verified — Annual Water Quality Report

City avg (weighted): 300 PPM

Based on treated water data from the utility's Consumer Confidence Report (CCR) — the annual water quality report your provider is required to publish.

Primary Water System

Waukesha Water Utility

WI2680238

300 PPM

17.5 GPG · Very Hard

Verified — Annual Water Quality Report

USGS environmental estimate: 361 PPM

Serves: 70,718

What This Means For You

Very Hard Water - Treatment Strongly Recommended

Your water is very hard. Without treatment, you can expect significant scale buildup in pipes and appliances, higher energy bills from reduced water heater efficiency, and persistent issues with skin and hair dryness.