Hardness
Moderately Hard
87.7 PPM · 5.1 GPG
Local water dashboard
Official source aggregationA source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Hampshire County.
At a glance
EPA quarter 2026Q2
Hardness
Moderately Hard
87.7 PPM · 5.1 GPG
Compliance screen
Review needed
1 active health-based record
Lead 90th percentile
0.003 mg/L
20% of action level
Utility match
5 systems
Serves 3,253 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
87.7 PPM
Parts per million
87.7
mg/L as CaCO₃ equivalent
Grains per gallon
5.1
1 GPG ≈ 17.1 PPM
What this means at home
At 87.7 PPM, mineral scale can build up on fixtures and heating elements, reduce soap lather, and leave visible spotting. Hardness is primarily an aesthetic and appliance concern—not itself a tap-water safety rating.
USGS sites used
173
Nearest site
4 mi
Observation range
May 11, 2016–Nov 21, 2025
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: MA-A5W 153 (Well).USGS source documentation ↗
Regional context
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Belchertown median
88 PPM
About the same1 indexed ZIP readings · Range 87.7–87.7 PPM
Massachusetts median
49 PPM
39 PPM higher328 indexed ZIP readings · Range 24.3–128 PPM
EPA benchmark screen
Available numerical results from associated SDWIS community water systems, compared with the applicable action level or federal MCL. Federal measured-value coverage is incomplete.
Lead (PB90)
0.003 mg/L
Reported Dec 31, 2025
Copper (CU90)
2.617 mg/L
Reported Dec 31, 2022
Numerical coverage
2 comparable results
Missing values remain blank; absence is not treated as a pass.
Measured in mg/L
Local 0.003
EPA limit 0.015
Measured in mg/L
Local 2.617
EPA limit 1.3
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Lead and Copper Rule | MA1024001 | Addressed | Apr 1, 2016 |
| Lead and Copper Rule | MA1024001 | Addressed | Nov 1, 2015 |
| Lead and Copper Rule | MA1024001 | Addressed | Jun 1, 2015 |
| Lead and Copper Rule | MA1024001 | Addressed | Jun 1, 2015 |
| Groundwater RuleHealth-based | MA1024001 | Addressed | Jan 29, 2014 |
| Consumer Confidence Rule | MA1024001 | Addressed | Jul 1, 2013 |
| Lead and Copper Rule | MA1024015 | Addressed | Oct 1, 2005 |
No reported violation does not prove that every contaminant was tested or absent; SDWIS measured values are incomplete and lag state records.
Solutions matcher
Matched to Belchertown ZIP 01007 using 87.7 PPM nearby hardness and 2 reported measurement benchmarks.
Drinking water protection
Copper (90th percentile), Groundwater Rule have a measured benchmark flag or active health-based SDWIS record in this profile.
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Frequently asked
EPA ECHO reports 1 active health-based violation among the associated community water systems. Review the affected utility's current notice and Consumer Confidence Report.
Nearby USGS observations produce an estimate of 87.7 PPM, or 5.1 grains per gallon, classified as moderately hard. This is not a household tap measurement.
There is no high-hardness trigger in this profile. Confirm with a tap test before buying equipment.