How hard is the water in Parkfield, CA?

The average water hardness in Parkfield, CA is 373 PPM (21.8 GPG), which is classified as very hard. This is based on data from 15 water systems serving the area.

Do I need a water softener in Parkfield, CA?

With an average hardness of 373 PPM, a water softener is recommended for homes in Parkfield. A water softener is strongly recommended. Very hard water can significantly reduce appliance lifespan.

How many water systems serve Parkfield, CA?

Parkfield, California is served by 15 water systems across 1 zip code.

Water Hardness in Parkfield, CA

California · 1 zip codes · 15 water systems

246 PPM

14.4 GPG

Hard

0Soft60120180300+

Verified — State Lab Tested

City avg (weighted): 373 PPM

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

Primary Water System

San Luis Obispo Water Department

CA4010009

246 PPM

14.4 GPG · Hard

Verified — State Lab Tested

USGS environmental estimate: 423 PPM

Serves: 47,788

What This Means For You

Hard Water - Treatment Recommended

Your water is hard. Scale buildup is likely affecting your plumbing and appliances, reducing their lifespan and efficiency. A water softener is recommended to protect your home.