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City water profile

Devens water quality

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

Median indexed hardness

75PPM

2 indexed ZIPs

Range 71.4–78 PPM

State comparison
26 PPM above
State hardness rank
#70 of 302
Matched utilities
2
Active health records
0

City summary

What the indexed records say

Devens has 2 published ZIP profiles across Middlesex County and Worcester County. The indexed median is 75 PPM, compared with 49 PPM across Massachusetts.

Among the 302 Massachusettscities with an indexed median, Devens ranks #70from highest to lowest. Across all 328 state ZIP profiles, available estimates run from 24.3to 128 PPM.

The 71.4–78 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard2 ZIPs
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
1.9 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 2Low: 0

Observation window: Jan 13, 2016 to Sep 25, 2023.

ZIP directory

Water reports in Devens

Open a ZIP for site-level provenance and measurements.

ZIP code

01432

Moderately Hard

71.4 PPM

Nearest site
1.9 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

01434

Moderately Hard

78 PPM

Nearest site
1.8 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Ayer Dpw Water Division

PWSID MA2019000

Groundwater
System population served
8,479
Last reported
Jun 22, 2026

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

Devens Massdevelopment

PWSID MA2019001

Groundwater
System population served
6,500
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
Lead and Copper RuleMA2019000Jul 1, 2023Resolved
Total Haloacetic Acids (HAA5)MA2019001Aug 1, 2021Resolved
TTHMMA2019001Aug 1, 2021Resolved
Lead and Copper RuleMA2019000Jul 1, 2021Resolved
Lead and Copper RuleMA2019000Jan 1, 2021Resolved

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 Devens

Is the water hard?

The indexed city median is 75 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.