Town of Henderson
EPA ID: MD0050008 · 156 people served · 1 ZIP code
From the earliest to the most recent cycle in the five-year EPA window, Town of Henderson has logged zero violations — no MCL exceedances, no health advisories, and no enforcement activity across the entire period for the 156 people in its service area, a record that stands up well against both state and national benchmarks.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 1 (2023) to 4 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Town of Henderson Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Town of Henderson serves a community with a median household income of $84,375 and an estimated 6,401 residents across its service area. Approximately 45% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Town of Henderson's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 1% of homes in Cecil County, Maryland rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 90th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Maryland
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Town of Henderson (EPA ID: MD0050008) is a community water system in Maryland that serves approximately 156 people from groundwater sources.
This system serves ZIP code 21904 in Port Deposit.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 21904 — Port Deposit
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Town of Henderson (MD0050008) on EPA.gov.
Frequently Asked Questions
Is Town of Henderson water safe to drink?
Based on EPA records, Town of Henderson has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Town of Henderson serve?
Town of Henderson serves approximately 156 people across 1 ZIP code in Maryland.
Where does Town of Henderson get its water?
The primary water source is groundwater.