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Water Hardness in 02056

Norfolk, Massachusetts · Norfolk County

9 PPM
0.5 GPG
Soft
0Soft60120180300+
Verified — Annual Water Quality Report

Dataset updated March 9, 2026Matched to 25 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 25 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
22 verified treated-water sources
25 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 02056

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.

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.
Quincy Water Dept. (Mwra)
MA3243000
Soft
8 PPMsurface water106,000 servedVerified — Annual Water Quality Report
Source water: 54 PPM
Brookline Water And Sewer Division
MA3046000
Soft
8 PPMsurface water63,191 servedVerified — Annual Water Quality Report
Source water: 66 PPM
Weymouth Water Department
MA4336000
Soft
8 PPMsurface water57,613 servedVerified — Annual Water Quality Report
Source water: 54 PPM
Randolph/Holbrook Joint Water Board
MA4244001
Soft
8 PPMsurface water45,767 servedVerified — Annual Water Quality Report
Source water: 54 PPM
Dedham Westwood Water Dist.
MA3073000
Soft
8 PPMsurface water41,630 servedVerified — Annual Water Quality Report
Source water: 66 PPM
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

020718020549020818020938020388020528020358020538020328027629020678020198

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 Norfolk, MA (02056).

Submit Your Data

Frequently Asked Questions

Is the water hard in Norfolk, MA (02056)?

The average water hardness in 02056 is 9 PPM (0.5 GPG), which is classified as soft.

Do I need a water softener in 02056?

At 9 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 02056 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 02056?

Zip code 02056 in Norfolk, Massachusetts is served by 25 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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