Highfield
EPA ID: MD0210001 · 1,141 people served · 3 ZIP codes
ZipCheckup's reading of EPA records for Highfield (MD0210001): no drinking-water violations recorded since 2021. Within the EPA records available for it, Highfield shows no violations; the system serves about 1,141 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Highfield Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Highfield have a median household income of $75,278 and about 12,857 residents live in those ZIP codes (Census; not the number of people this system supplies). 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?
Highfield's water is classified in EPA records as a groundwater source. 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.
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
System Overview
Highfield (EPA ID: MD0210001) is a community water system in Maryland that serves approximately 1,141 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 |
|---|---|---|
| 0.0039 mg/L | No | 2024-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
3 of 3 ZIP records with known zones are in EPA Radon Zone 1.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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 MD 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 available EPA compliance records for Highfield (MD0210001) on EPA.gov.
Frequently Asked Questions
Is Highfield water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Highfield 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 Highfield serve?
Highfield serves approximately 1,141 people across 3 ZIP codes in Maryland.
Where does Highfield get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Highfield Water Quality Report, MD. https://zipcheckup.com/water-system/md0210001/
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author = {{ZipCheckup}},
title = {{Highfield Water Quality Report, MD}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/md0210001/}
}