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City water profile

Leicester water quality

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

Median indexed hardness

61PPM

2 indexed ZIPs

Range 42.8–78.2 PPM

State comparison
12 PPM above
State hardness rank
#133 of 302
Matched utilities
4
Active health records
0

City summary

What the indexed records say

Leicester has 2 published ZIP profiles across Worcester County. The indexed median is 61 PPM, compared with 49 PPM across Massachusetts.

Among the 302 Massachusettscities with an indexed median, Leicester ranks #133from highest to lowest. Across all 328 state ZIP profiles, available estimates run from 24.3to 128 PPM.

The 42.8–78.2 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft1 ZIP
Moderately hard1 ZIP
Hard0 ZIPs
Very hard0 ZIPs

2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
13.1 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 2Low: 0

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

ZIP directory

Water reports in Leicester

Open a ZIP for site-level provenance and measurements.

ZIP code

01524

Soft

42.8 PPM

Nearest site
13.1 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

01611

Moderately Hard

78.2 PPM

Nearest site
8.1 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Cherry Valley/ Rochdale Water District

PWSID MA2151001

Surface water
System population served
3,696
Last reported
Jun 22, 2026

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

Leicester Water Supply District

PWSID MA2151000

Surface water
System population served
3,200
Last reported
Jun 22, 2026

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

Hillcrest Water District

PWSID MA2151002

Groundwater influenced by surface water
System population served
1,500
Last reported
Jun 22, 2026

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

Staffordshire Country Estates

PWSID MA2151009

Groundwater
System population served
140
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
ArsenicMA2151009Nov 1, 2025Resolved
Revised Total Coliform RuleMA2151009Nov 1, 2025Resolved
Revised Total Coliform RuleMA2151009Oct 1, 2025Resolved
ArsenicMA2151009Oct 1, 2025Resolved
Revised Total Coliform RuleMA2151009Sep 1, 2025Resolved
ArsenicMA2151009Sep 1, 2025Archived
Consumer Confidence RuleMA2151001Jul 2, 2025Unaddressed
ArsenicMA2151009Jul 1, 2025Resolved
Revised Total Coliform RuleMA2151009Jun 1, 2025Resolved
ArsenicMA2151009Jan 1, 2023Resolved

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 Leicester

Is the water hard?

The indexed city median is 61 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.