How hard is the water in San Juan Bautist, CA?

The average water hardness in San Juan Bautist, CA is 367 PPM (21.5 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 San Juan Bautist, CA?

With an average hardness of 367 PPM, a water softener is recommended for homes in San Juan Bautist. A water softener is strongly recommended. Very hard water can significantly reduce appliance lifespan.

How many water systems serve San Juan Bautist, CA?

San Juan Bautist, California is served by 7 water systems across 1 zip code.

Water Hardness in San Juan Bautist, CA

California · 1 zip codes · 7 water systems

148 PPM

8.7 GPG

Moderately Hard

0Soft60120180300+

Verified — State Lab Tested

City avg (weighted): 367 PPM

Based on laboratory testing of treated tap water reported to state regulators. Updated periodically with the latest compliance data.

Primary Water System

Hollister, City Of

CA3510001

148 PPM

8.7 GPG · Moderately Hard

Verified — State Lab Tested

USGS environmental estimate: 587 PPM

Serves: 26,017

What This Means For You

Moderately Hard Water

Your water is moderately hard. You're likely seeing scale buildup on fixtures, spotty dishes, and may notice dry skin or hair. A water softener or conditioner can help.