How to Test for Hardness in Water

How to Test for Hardness in Water

How to Test for Hardness in Waterに挑戦したい方へ、最短で成果を出す ガイドラインをお届けします。

Hard water doesn’t just annoy you; it costs you. Your clothes fade faster in the wash, your plumbing can get clogged, and your water-using appliances break down sooner.

But let’s be real—the biggest reason to care is your comfort. A good shower with soft water feels like a spa treatment. You use less soap, your skin feels less dry, and your hair has that bouncy, clean swing.

Hardness Measurement Of Water at Vicki Howes blogHardness Measurement Of Water at Vicki Howes blog

Plus, you’ll stop battling those annoying spots on your dishes. Suddenly, your wine glasses look crystal clear, and you don’t have to dry them with a towel to avoid the mineral fog.

The DIY Shake Test (One More for the Road)

If you want a simple yes/no answer, buy a small water hardness test strip from a hardware store or online. Dip it in water, wait a minute, and compare the color to the chart.

That strip will tell you exactly how hard your water is in grains per gallon (gpg) or parts per million (ppm). For most homes, anything over 7-10 gpg is considered very hard.

But honestly, the soap and glass test from your kitchen usually tells the story just as well—and it’s a lot more fun to shake a jar than to read a color chart.

高橋 健太
著者

高橋 健太

Webメディアでの編集・執筆歴10年。読者の好奇心を刺激するストーリー作りを心がけています。