Nsa Hampton Roads, Main Base
EPA ID: VA3710850 · 7,533 people served · 4 ZIP codes
ZipCheckup's reading of EPA records for Nsa Hampton Roads, Main Base (VA3710850): no drinking-water violations recorded since 2021. Across the reporting cycles included in federal data, Nsa Hampton Roads, Main Base has no EPA violation entries - the file covers a service population of approximately 7,533 residents and says nothing about individual household plumbing.
Data: EPA SDWIS
Service Area Map
Coverage area for Nsa Hampton Roads, Main Base Source: EPA SDWIS service area boundaries.
Service area boundary - average Home Safety grade of mapped ZIPs: B
Demographics of ZIP Codes Served
The ZIP codes associated with Nsa Hampton Roads, Main Base have a median household income of $62,428 and about 71,196 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 87% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: On average, 36% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
🌊 Where Does Your Water Come From?
Nsa Hampton Roads, Main Base's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Superfund Proximity Note: This service area ranks in the 90th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
PFAS in ZIP Codes This System Serves
PFAS ("forever chemicals") have been reported in samples from water systems associated with the ZIP codes in this system's area. These results can come from other water systems serving the same ZIP codes; check the UCMR5 section for any results reported for this system. 12 detections recorded. 4 detections are above the level of a federal PFAS MCL (4 ppt for PFOA and PFOS), with compliance required from 2029.
Comparable Water Systems
Similar-sized systems in Virginia
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
Nsa Hampton Roads, Main Base (EPA ID: VA3710850) is a community water system in Virginia that serves approximately 7,533 people from surface water sources.
This system provides water to 4 ZIP codes across 1 community.
ZIP-Area Home Safety Context: B (83/100)
This is the average Home Safety Score for 2 of 4 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.
Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.01 mg/L | No | 2025-12-31 |
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
4 of 4 ZIP records with known zones are in EPA Radon Zone 3.
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 VA 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 Nsa Hampton Roads, Main Base (VA3710850) on EPA.gov.
Frequently Asked Questions
Is Nsa Hampton Roads, Main Base water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Nsa Hampton Roads, Main Base 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 Nsa Hampton Roads, Main Base serve?
Nsa Hampton Roads, Main Base serves approximately 7,533 people across 4 ZIP codes in Virginia.
Where does Nsa Hampton Roads, Main Base get its water?
The primary water source is surface water.
How Water Systems Appear in Rankings
Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Nsa Hampton Roads, Main Base Water Quality Report, VA. https://zipcheckup.com/water-system/va3710850/
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title = {{Nsa Hampton Roads, Main Base Water Quality Report, VA}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/va3710850/}
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