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Water Hardness in Intervale, NH

New Hampshire · 1 zip codes · 12 matched water systems

16 PPM
1 GPG
Soft
0Soft60120180300+
Estimated — Nearby Data

Dataset updated March 9, 202612 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 12 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
12 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 Intervale

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

12 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.
Peninsula At Winding Brook
NH2232040
Soft
16 PPMgroundwater128 servedEstimated — Nearby Data
Melody Pines Condos
NH0512230
Soft
16 PPMgroundwater125 servedEstimated — Nearby Data
Forest Edge
NH0512060
Soft
16 PPMgroundwater118 servedEstimated — Nearby Data
Balmoral Condos
NH2232060
Soft
16 PPMgroundwater105 servedEstimated — Nearby Data
Plumer Court
NH0762070
Soft
16 PPMgroundwater100 servedEstimated — Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Intervale, NH

0384516

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 Intervale, NH.

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Frequently Asked Questions

How hard is the water in Intervale, NH?

The citywide weighted average water hardness in Intervale, NH is 16 PPM (1 GPG), classified as soft. This is based on 12 matched water systems.

Do I need a water softener in Intervale, NH?

At 16 PPM, the citywide average is relatively soft. A water softener is generally not necessary.

Is hard water in Intervale, 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 Intervale, NH?

Intervale, New Hampshire is served by 12 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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