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Water Hardness in 03234

Epsom, New Hampshire · Merrimack County

17 PPM
1 GPG
Soft
0Soft60120180300+
Verified — Annual Water Quality Report

Dataset updated March 9, 2026Matched to 10 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 10 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
1 verified treated-water source
10 matched systems total for this ZIP; treated-water reports are prioritized when available.
Water source profile
Primarily surface water
Surface-water hardness can shift with reservoirs, runoff, season, and treatment. 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 03234

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.

10 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.
Concord Water Dept
NH0501010
Soft
16 PPMsurface water44,215 servedVerified — Annual Water Quality Report
Source water: 41 PPM
Epsom Village Water Distict
NH0771010
Soft
41 PPMgroundwater800 servedEstimated — Nearby Data
Kings Towne Mhp
NH0773010
Soft
41 PPMgroundwater350 servedEstimated — Nearby Data
Epsom Healthcare Ctr
NH0774010
Soft
41 PPMgroundwater240 servedEstimated — Nearby Data
Sheltering Pines Mhp
NH0773030
Soft
41 PPMgroundwater125 servedEstimated — Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

0327519032631703261106030371070321826031061803034107033071603884930329110703304160330116

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 Epsom, NH (03234).

Submit Your Data

Frequently Asked Questions

Is the water hard in Epsom, NH (03234)?

The average water hardness in 03234 is 17 PPM (1 GPG), which is classified as soft.

Do I need a water softener in 03234?

At 17 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 03234 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 03234?

Zip code 03234 in Epsom, New Hampshire is served by 10 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.

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.

8 min read