Tenthouse Creek Community
EPA ID: MD0020063 · 20 people served · 8 ZIP codes
In the most recent five-year monitoring window, Tenthouse Creek Community posted zero EPA violations serving 20 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Demographics
The Tenthouse Creek Community serves a community with a median household income of $119,296 and an estimated 94,866 residents across its service area. Approximately 69% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Tenthouse Creek Community'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 Anne Arundel 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 70th 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
Tenthouse Creek Community (EPA ID: MD0020063) is a community water system in Maryland that serves approximately 20 people from groundwater sources.
This system provides water to 8 ZIP codes across 1 community.
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
- 21401 — Annapolis
- 21402 — Annapolis
- 21403 — Annapolis
- 21404 — Annapolis
- 21405 — Annapolis
- 21409 — Annapolis
- 21411 — Annapolis
- 21412 — Annapolis
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Tenthouse Creek Community (MD0020063) on EPA.gov.
Frequently Asked Questions
Is Tenthouse Creek Community water safe to drink?
Based on EPA records, Tenthouse Creek Community has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Tenthouse Creek Community serve?
Tenthouse Creek Community serves approximately 20 people across 8 ZIP codes in Maryland.
Where does Tenthouse Creek Community get its water?
The primary water source is groundwater.