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HOLLISTON WATER DEPARTMENT

Community Water System · Massachusetts · HOLLISTON

PWSID: MA2136000

Has Violations

Population Served

15.7K

Service Connections

5.0K

Total Violations

288

Health-Based Violations

23

Lead & Copper Data

Lead Level

Caution

2.90 ppb

Action Level: 15 ppb (EPA) · Sampled: 2025-12-31

015 ppb action level

Copper Level

2660 ppb

Action Level: 1,300 ppb (EPA) · Sampled: 1992-12-31

Copper action level exceeded

System Details

Water Source
Groundwater
System Type
Community Water System
City
HOLLISTON
ZIP Code
01746
Counties Served
Middlesex
Cities Served
HOLLISTON
Open Violations
0

Violation Summary

288

Total Violations

23

Health-Based

0

Open Now

Most recent violation: 2024-10-01

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Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: MA2136000.SafeWater Home