Why is Southern California water so hard — and how to fix it?
Southern California has some of the hardest water in the country — often 15 to 25+ grains per gallon. That hardness comes from calcium and magnesium in the imported supply, and it's behind spotty dishes, scale buildup, dry skin, and appliances that fail years early.
What makes water “hard”
Hardness is simply dissolved calcium and magnesium. It's measured in grains per gallon (gpg): under 3 is soft, 7–10 is hard, and much of Southern California runs well above that — sometimes past 20 gpg.
Why SoCal water is so hard
The region relies on imported Colorado River water, which picks up minerals as it travels. In the Inland Empire, hardness is even higher, and many homes are on wells that add their own mineral load.
What hard water does to your home
Hard water leaves scale inside your pipes and water heater (raising energy bills), spots your glassware, creates soap scum, dries out skin and hair, stiffens laundry, and shortens the life of dishwashers, washing machines, and water heaters.
How to fix hard water
A whole-house system treats hardness before it reaches any tap. Traditional softeners use salt and produce brine waste; Puragain's salt-free conditioning uses template-assisted crystallization to neutralize hardness without salt, wasted water, or the slippery feel — protecting your plumbing, appliances, skin, and hair.
Frequently asked
How hard is Southern California water?
It varies by area but is generally hard to very hard — often 15–25+ grains per gallon, among the hardest in the U.S.
Is hard water safe to drink?
Yes, hard water is safe to drink. The problem is what it does to your home, skin, and appliances — not your health.
Salt softener or salt-free conditioner?
Salt softeners remove minerals but use salt and waste water. Salt-free conditioners neutralize scale without salt or waste — better for most SoCal homes and the environment.
See what’s in your water
Book a free, no-obligation in-home water test and get real answers about your home’s water.
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