Yorktown Naval Weapons Station
EPA ID: VA3199500 · 2,386 people served · 7 ZIP codes
Five years of EPA monitoring have produced no violations for Yorktown Naval Weapons Station — the supplier serving 2,386 residents has kept every contaminant level within federal limits, a result that places it among the top-performing utilities for systems with a service population of comparable size.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Yorktown Naval Weapons Station Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The Yorktown Naval Weapons Station serves a community with a median household income of $106,668 and an estimated 106,254 residents across its service area. Approximately 54% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Yorktown Naval Weapons Station'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.
About 1% of homes in James City County, Virginia 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 76th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 25 detections recorded. 5 exceed federal EPA limits (4 ppt for PFOA/PFOS).
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
Yorktown Naval Weapons Station (EPA ID: VA3199500) is a community water system in Virginia that serves approximately 2,386 people from surface water sources.
This system provides water to 7 ZIP codes across 4 communities.
Average Home Safety Score: C (66/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)
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: 1 ZIP code confirmed via EPA Community Water System Service Area Boundaries v3 plus 6 additional ZIPs inferred from SDWIS registry data. The EPA-confirmed set is the most reliable; SDWIS-inferred entries may be narrower than the real deployment area.
- 23185 — Williamsburg
- 23690 — Yorktown
- 23691 — Yorktown
- 23692 — Yorktown
- 23693 — Yorktown
- 23694 — Lackey
- 23696 — Seaford
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Yorktown Naval Weapons Station (VA3199500) on EPA.gov.
Frequently Asked Questions
Is Yorktown Naval Weapons Station water safe to drink?
Based on EPA records, Yorktown Naval Weapons Station has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Yorktown Naval Weapons Station serve?
Yorktown Naval Weapons Station serves approximately 2,386 people across 7 ZIP codes in Virginia.
Where does Yorktown Naval Weapons Station get its water?
The primary water source is surface water.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Yorktown Naval Weapons Station (EPA ID: VA3199500) — request the latest Consumer Confidence Report or ask about specific contaminants.