Water Hardness in 48340
Pontiac, Michigan · Oakland County
Based on laboratory testing of treated tap water reported to state regulators. Updated periodically with the latest compliance data.
Our Estimate
Weighted average from 25 water systems.
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.
Recommended Products
Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | Size Calculator | How to Test Your Water
Know your water hardness?
If you've tested your water or have your utility's CCR report, share your reading to help us improve accuracy for Pontiac, MI (48340).
Water Systems Serving 48340
Nearby Zip Codes
Frequently Asked Questions
Is the water hard in Pontiac, MI (48340)?
The average water hardness in 48340 is 230 PPM (13.5 GPG), which is classified as hard.
Do I need a water softener in 48340?
With hardness of 230 PPM, a water softener is recommended for homes in 48340.
How many water systems serve 48340?
Zip code 48340 in Pontiac, Michigan is served by 25 water systems.
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