Where does the water in 96137 come from?

Water for zip code 96137 in Peninsula Villag, California is provided by 5 water systems. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 96137

Q: Is the water hard in Peninsula Villag, CA (96137)?

The average water hardness in 96137 is 55 PPM (3.2 GPG), which is classified as soft. No water treatment is typically needed.

Q: Do I need a water softener in 96137?

At 55 PPM, your water is relatively soft. A water softener is generally not necessary, though some homeowners prefer the feel of softened water.

Peninsula Villag, California · Lassen County

55 PPM

3.2 GPG

Soft

0Soft60120180300+

Estimated — Nearby Data

Dataset updated March 9, 2026Matched to 5 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 5 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.

Source basis

5 estimated sources

This ZIP reading needs local confirmation before equipment sizing or purchase decisions.

Water source profile

Primarily groundwater

Groundwater commonly picks up calcium and magnesium after contact with rock and soil. This profile is weighted by known population served across matched systems.

Data recency

March 9, 2026

Dataset rebuilt March 9, 2026; individual utility reporting years can vary.

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 96137

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.

5 water systems

PWSID is the public water system identifier. Data Source shows whether the hardness value comes from a treated-water report, USGS monitoring, or a local estimate; source year is shown when available.

Water System	Source	Hardness	Pop. Served	Data Source
Lake Almanor Country Club Mwc CA3210006	groundwater	55 PPM Soft	6,000	Estimated — Nearby Data
Cdcr-High Desert State Prison CA1805004	groundwater	55 PPM Soft	3,857	Estimated — County Avg
Hamilton Branch Csd CA3210010	groundwater	55 PPM Soft	1,874	Estimated — Nearby Data
Westwood C.S.D. CA1810002	groundwater	55 PPM Soft	1,662	Estimated — Nearby Data
Clear Creek Csd-Westwood CA1800512	groundwater	55 PPM Soft	400	Estimated — Nearby Data

Lake Almanor Country Club Mwc

CA3210006

Soft

55 PPMgroundwater6,000 servedEstimated — Nearby Data

Cdcr-High Desert State Prison

CA1805004

Soft

55 PPMgroundwater3,857 servedEstimated — County Avg

Hamilton Branch Csd

CA3210010

Soft

55 PPMgroundwater1,874 servedEstimated — Nearby Data

Westwood C.S.D.

CA1810002

Soft

55 PPMgroundwater1,662 servedEstimated — Nearby Data

Clear Creek Csd-Westwood

CA1800512

Soft

55 PPMgroundwater400 servedEstimated — Nearby Data

Nearby Zip Codes

9602055 96061145 9607147 9592323 96063139 9604047 9594757

What This Means For You

Recommendations are based on the displayed ZIP hardness reading. Confirm your tap reading before sizing or buying treatment equipment.

Your Water Is Soft

Your water hardness is in the soft range. You likely don't need a water softener. Enjoy your naturally soft 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 Peninsula Villag, CA (96137).

Submit Your Data

Frequently Asked Questions

Is the water hard in Peninsula Villag, CA (96137)?

Our estimate for 96137 is 55 PPM (3.2 GPG), but it is based on nearby, county, or state-level data rather than a direct treated tap-water report for this exact location. Confirm with your utility or a home test.

Do I need a water softener in 96137?

Do not size a softener from this estimate alone. Confirm the actual tap-water hardness before choosing treatment equipment.

Is hard water in 96137 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 96137?

Zip code 96137 in Peninsula Villag, California is served by 5 water systems.

Learn More About Your Water

Water Hardness Scale: PPM and GPG Chart

Use the USGS water hardness scale to compare PPM, GPG, and mg/L levels from soft to very hard water.

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How to Test Water Hardness at Home

Compare free lookups, soap tests, test strips, liquid drop kits, and lab tests for measuring water hardness.

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