F12/100
LANCASTER WATER DEPARTMENT — Water Quality Report 2026
Serving 6,000 people · Massachusetts
Water Source
Groundwater
County
—
System ID
MA2147000
Violations
20
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.017 mg/L | 0.015 mg/L | Over Limit |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About LANCASTER WATER DEPARTMENT
Is LANCASTER WATER DEPARTMENT water safe to drink?
LANCASTER WATER DEPARTMENT water receives a grade of F (12/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 20 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has LANCASTER WATER DEPARTMENT detected?
31 contaminants were tested in LANCASTER WATER DEPARTMENT's water. Notable contaminants include Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does LANCASTER WATER DEPARTMENT have any EPA violations?
Yes, LANCASTER WATER DEPARTMENT has 20 EPA violation(s) on record, with the most recent in 2015. Violation types include MCL, MR. 15 are health-based violations.
How many people does LANCASTER WATER DEPARTMENT serve?
LANCASTER WATER DEPARTMENT serves approximately 6,000 people, Massachusetts. The system provides water to 1 community: Lancaster.
What type of water does LANCASTER WATER DEPARTMENT provide?
LANCASTER WATER DEPARTMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MA2147000.
How does LANCASTER WATER DEPARTMENT compare to other utilities in Massachusetts?
LANCASTER WATER DEPARTMENT scores 12/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Massachusetts state page for a full comparison of water systems.