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City water profile

Longmeadow water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Longmeadow, Massachusetts.

Median indexed hardness

50PPM

One indexed ZIP

Range 50–50 PPM

State comparison
1 PPM above
State hardness rank
#150 of 302
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Longmeadow has 1 published ZIP profile across Hampden County. The indexed median is 50 PPM, compared with 49 PPM across Massachusetts.

Among the 302 Massachusettscities with an indexed median, Longmeadow ranks #150from highest to lowest. Across all 328 state ZIP profiles, available estimates run from 24.3to 128 PPM.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft1 ZIP
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
4.6 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jan 4, 2016 to Jun 8, 2026.

ZIP directory

Water reports in Longmeadow

Open a ZIP for site-level provenance and measurements.

ZIP code

01106

Soft

50 PPM

Nearest site
4.6 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Longmeadow Water Dept

PWSID MA1159000

Surface water
System population served
15,853
Last reported
Jun 22, 2026

EPA SDWIS explicitly lists this ZIP in the system's served geography.

Compliance history

What EPA records show

No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
Stage 1 Disinfectants and Disinfection Byproducts RuleMA1159000Jul 10, 2024Resolved · health-based
Lead and Copper RuleMA1159000Jun 1, 2015Addressed

Practical next steps

Move from index to evidence

  1. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Longmeadow

Is the water hard?

The indexed city median is 50 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.