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Water Hardness in Moultonborough, NH

New Hampshire · 1 zip codes · 25 matched water systems

20 PPM
1.2 GPG
Soft
0Soft60120180300+
Estimated — Nearby Data

Dataset updated March 9, 202625 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

Source context

How this city reading is built

This city reading is a weighted rollup across 25 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
25 estimated sources
This city 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 in Moultonborough

These systems are matched to Moultonborough, NH. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.

25 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.
Paradise Shores
NH1612010
Soft
20 PPMgroundwater2,060 servedEstimated — Nearby Data
Hidden Valley/Mason
NH2372020
Soft
20 PPMgroundwater298 servedEstimated — Nearby Data
Tamworth Water Works
NH2311010
Soft
20 PPMgroundwater265 servedEstimated — Nearby Data
Indian Mound Golf Club
NH1842030
Soft
20 PPMgroundwater260 servedEstimated — Nearby Data
White Mountain Resort/Gateway
NH2342060
Soft
20 PPMgroundwater213 servedEstimated — Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Moultonborough, NH

0325420

What This Means For You

Recommendations are based on the displayed 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 Moultonborough, NH.

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Frequently Asked Questions

How hard is the water in Moultonborough, NH?

The citywide weighted average water hardness in Moultonborough, NH is 20 PPM (1.2 GPG), classified as soft. This is based on 25 matched water systems.

Do I need a water softener in Moultonborough, NH?

At 20 PPM, the citywide average is relatively soft. A water softener is generally not necessary.

Is hard water in Moultonborough, NH 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 Moultonborough, NH?

Moultonborough, New Hampshire is served by 25 matched water systems across 1 zip code.

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.

10 min read

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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