Water Hardness in 96052
Lewiston, California · Trinity County
Dataset updated March 9, 2026Matched to 3 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology
How this ZIP reading is built
This ZIP reading is built from 3 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 96052
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 |
|---|---|---|---|
| Treasure Creek Woods Mwc CA5301101 | groundwater | 129 PPM Moderately Hard | |
| Lakeshore Villa Mutual Water Co CA4500008 | groundwater | 129 PPM Moderately Hard | |
| Bucktail Mutual Water Company CA5301001 | groundwater | 129 PPM Moderately Hard |
Nearby Zip Codes
What This Means For You
Use this ZIP reading as a local planning estimate, not a final treatment specification. Hardness can vary by utility zone, seasonal blend, private well, and building plumbing. Confirm your tap reading with a utility report or home hardness test before sizing equipment.
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 Lewiston, CA (96052).
Frequently Asked Questions
Is the water hard in Lewiston, CA (96052)?
The average water hardness in 96052 is 129 PPM (7.5 GPG), which is classified as moderately hard.
Do I need a water softener in 96052?
With hardness of 129 PPM, a water softener is worth considering for homes in 96052.
Is hard water in 96052 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 96052?
Zip code 96052 in Lewiston, California is served by 3 water systems.
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