Dewey Beach Water Department
EPA ID: DE0000825 · 31,000 people served · 3 ZIP codes
ZipCheckup's reading of EPA SDWIS for Dewey Beach Water Department (DE0000825): PFAS sampling above the current EPA limit (UCMR5). In the most recent five-year monitoring window, Dewey Beach Water Department posted zero EPA violations serving 31,000 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Dewey Beach Water Department Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Dewey Beach Water Department serves a community with a median household income of $103,301 and an estimated 26,666 residents across its service area.
💧 Where Does Your Water Come From?
Dewey Beach Water Department'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.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 9 detections recorded. 4 exceed federal EPA limits (4 ppt for PFOA/PFOS).
Comparable Water Systems
Similar-sized systems in Delaware
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
Dewey Beach Water Department (EPA ID: DE0000825) is a community water system in Delaware that serves approximately 31,000 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
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
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by DE or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Dewey Beach Water Department (DE0000825) on EPA.gov.
Frequently Asked Questions
Is Dewey Beach Water Department water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Dewey Beach Water Department in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Dewey Beach Water Department serve?
Dewey Beach Water Department serves approximately 31,000 people across 3 ZIP codes in Delaware.
Where does Dewey Beach Water Department get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Above Current MCL
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). One or more PFAS compounds were measured above the current state-enforceable MCL.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Dewey Beach Water Department, DE: Serves 31K People. https://zipcheckup.com/water-system/de0000825/
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