A80/100
MASHPEE WATER DISTRICT — Water Quality Report 2026
Serving 36,922 people · Massachusetts
Water Source
Groundwater
County
—
System ID
MA4172039
Violations
5
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1997.
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 MASHPEE WATER DISTRICT
Is MASHPEE WATER DISTRICT water safe to drink?
MASHPEE WATER DISTRICT water receives a grade of A (80/100), which is considered excellent. Out of 63 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has MASHPEE WATER DISTRICT detected?
63 contaminants were tested in MASHPEE WATER DISTRICT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MASHPEE WATER DISTRICT have any EPA violations?
Yes, MASHPEE WATER DISTRICT has 5 EPA violation(s) on record, with the most recent in 1997. Violation types include MCL, MR. 3 are health-based violations.
How many people does MASHPEE WATER DISTRICT serve?
MASHPEE WATER DISTRICT serves approximately 36,922 people, Massachusetts. The system provides water to 1 community: Mashpee.
What type of water does MASHPEE WATER DISTRICT provide?
MASHPEE WATER DISTRICT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MA4172039.
How does MASHPEE WATER DISTRICT compare to other utilities in Massachusetts?
MASHPEE WATER DISTRICT scores 80/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Massachusetts state page for a full comparison of water systems.