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Water Hardness in 01235

Peru, Massachusetts · Berkshire County

7 PPM
0.4 GPG
Soft
0Soft60120180300+
High Confidence - USGS Monitoring

Dataset updated March 9, 2026Matched to 6 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 6 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 USGS-backed source
6 matched systems total for this ZIP; USGS monitoring is used where treated-water reports are unavailable.
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 01235

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.

6 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.
Pittsfield Dpu Water Dept
MA1236000
Soft
5 PPMsurface water43,927 servedHigh Confidence - USGS Monitoring
North Adams Water Dept
MA1209000
Soft
9 PPMsurface water13,000 servedEstimated - Nearby Data
Hinsdale Water Dept
MA1132000
Soft
5 PPMsurface water1,800 servedEstimated - Nearby Data
South Ashmere Water Association Inc
MA1132002
Soft
9 PPMgroundwater150 servedEstimated - County Avg
Bisselville Estate
MA1132009
Very Hard
255 PPMgroundwater74 servedEstimated - Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

012266010986701026670122360107067012257010112501084670124060101267012426012016

What This Means For You

Use this ZIP reading as a local planning estimate, not a final treatment specification. Hardness can vary by utility zone, seasonal blend, private well, and building plumbing. Confirm your tap reading with a utility report or home hardness test before sizing equipment.

MethodologyData sourcesHow to test your 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 Peru, MA (01235).

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Frequently Asked Questions

Is the water hard in Peru, MA (01235)?

The average water hardness in 01235 is 7 PPM (0.4 GPG), which is classified as soft.

Do I need a water softener in 01235?

At 7 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 01235 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 01235?

Zip code 01235 in Peru, Massachusetts is served by 6 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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