D23/100

TOWN OF CHESTERTOWN — Water Quality Report 2026

Serving 5,400 people · Maryland

Water Source
Groundwater
County
System ID
MD0140002
Violations
70

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
0.001 mg/L0.015 mg/LAbove Goal

EPA Violation History

2

Violations (last 5yr)

0

Unresolved

1

Health-Related

TIER 3Resolved

Reporting violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 17, 2024 – February 6, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Treatment technique violation

When: October 17, 2024 – February 6, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway

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 TOWN OF CHESTERTOWN

Is TOWN OF CHESTERTOWN water safe to drink?

TOWN OF CHESTERTOWN water receives a grade of D (23/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 70 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has TOWN OF CHESTERTOWN detected?

31 contaminants were tested in TOWN OF CHESTERTOWN's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does TOWN OF CHESTERTOWN have any EPA violations?

Yes, TOWN OF CHESTERTOWN has 70 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MR. 1 are health-based violations.

How many people does TOWN OF CHESTERTOWN serve?

TOWN OF CHESTERTOWN serves approximately 5,400 people, Maryland.

What type of water does TOWN OF CHESTERTOWN provide?

TOWN OF CHESTERTOWN sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MD0140002.

How does TOWN OF CHESTERTOWN compare to other utilities in Maryland?

TOWN OF CHESTERTOWN scores 23/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Maryland state page for a full comparison of water systems.