Water Hardness in 95918
Browns Valley, California · Yuba County
Dataset updated March 9, 2026Matched to 4 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology
How this ZIP reading is built
This ZIP reading is built from 4 matched water systems. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.
Hardness is a mineral-content reading, not a drinking-water safety rating. Use it for scale, appliance, and softener decisions; check your utility report or test your tap before sizing treatment equipment. See how we calculate local readings.
Water Systems Serving 95918
These are the systems matched to this ZIP code. The displayed ZIP value is weighted toward larger known service populations when population data is available.
| Water System | Source | Hardness | Pop. Served |
|---|---|---|---|
Linda County Water District CA5810002 | groundwater | 150 PPM Moderately Hard | |
Olivehurst Public U.D. CA5810003 | groundwater | 206 PPM Hard | |
Cal-Water Service Co.-Marysville CA5810001 | groundwater | 245 PPM HardUSGS estimate: 250 PPM | |
Plumas Lake CA5805001 | groundwater | 206 PPM Hard |
Nearby Zip Codes
What This Means For You
Recommendations are based on the displayed ZIP hardness reading. Confirm your tap reading before sizing or buying treatment equipment.
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 Browns Valley, CA (95918).
Frequently Asked Questions
Is the water hard in Browns Valley, CA (95918)?
The average water hardness in 95918 is 194 PPM (11.3 GPG), which is classified as hard.
Do I need a water softener in 95918?
With hardness of 194 PPM, a water softener is recommended for homes in 95918.
Is hard water in 95918 safe to drink?
Water hardness itself is a mineral-content reading, not a drinking-water safety rating. Calcium and magnesium are naturally occurring minerals, but you should check your utility's Consumer Confidence Report for contaminant and compliance information.
How many water systems serve 95918?
Zip code 95918 in Browns Valley, California is served by 4 water systems.
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