ZipCheckup grade for 22102: D.
Federal records show several conditions worth reviewing.
Your top priority: test this home for radon. Check your ZIP → EPA radon map
Mc Lean, VA (22102): PFAS Detected in Mapped Water Systems - 50/100
EPA data for Fairfax County Water Authority
EPA records for the water systems mapped to 22102 in Mc Lean, VA contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water No drinking-water violations in EPA records since 2021.
- Lead The reported 90th-percentile lead result of 0.0012 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- PFAS At least one PFAS result is above an EPA MCL value (UCMR5 sampling; MCL compliance required from 2029).
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
- Flood 28 cumulative NFIP claim records. Check the current FEMA map for a specific address.
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This report sorts findings for 22102 in Mc Lean into tiers using its own criteria, covering a water system's 90th-percentile lead result above the EPA action level, unresolved violations on record, PFAS and carbon monoxide risk; in the available data, one finding meets the critical criteria and none meets the high-priority criteria, and the card below links to the section with details.
Score Breakdown
Overall Home Safety Score: 50/100
This is the published model score. Component and domain values are shown independently; they are not added together on this page.
Canonical components
Required domains
Coverage: 4 of 4 components and 3 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (8) HIGH
Your Water System
ZIP code 22102 in Mc Lean, Virginia is mapped to the water system Fairfax County Water Authority (EPA ID: VA6059501). This system provides water to approximately 1,121,613 people from surface water sources.
Other Water Quality Reports in Virginia
- 20101 (Dulles)
- 20102 (Dulles)
- 20103 (Dulles)
- 20104 (Dulles)
- 20105 (Aldie) - 5 violations recorded for mapped water systems
- 20106 (Amissville)
- 20108 (Manassas)
- 20109 (Manassas)
- 20110 (Manassas)
- 20111 (Manassas)
- 20112 (Manassas)
- 20113 (Manassas)
- 20115 (Marshall)
- 20116 (Marshall)
- 20117 (Middleburg) - 4 violations recorded for mapped water systems
- 20118 (Middleburg)
- 20119 (Catlett) - 1 violation recorded for mapped water systems
- 20120 (Centreville) - 1 violation recorded for mapped water systems
- 20121 (Centreville)
- 20122 (Centreville)
Nearby Water Quality Reports
- 22067 (Greenway) - <1 mi
- 22182 (Vienna) - 3 mi - 1 violation recorded for mapped water systems
- 22107 (Mc Lean) - 3 mi
- 22108 (Mc Lean) - 3 mi
- 22106 (Mc Lean) - 3 mi
- 22109 (Mc Lean) - 3 mi
- 22101 (Mc Lean) - 3 mi
- 22027 (Dunn Loring) - 4 mi - 1 violation recorded for mapped water systems
- 20818 (Cabin John, MD) - 4 mi
- 22043 (Falls Church) - 4 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Fairfax County Water Authority (VA6059501) on EPA.gov.
3 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 22102. One or more compound results are above the level of a federal PFAS MCL with compliance required from 2029.
Detected compounds: PFPeA, PFBA, PFHxA, 6:2 FTS, PFBS, PFOA, PFOS, PFHpA.
Highest measured level: 0.0215 µg/L
Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.
Environmental Hazards (11) MODERATE
Home & Infrastructure (7) MODERATE
Cost & Community (9) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Mc Lean
Based on local data for ZIP 22102, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Mc Lean has 28 FEMA flood claims on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Gutter Installation & Repair
The median home in 22102 was built around 1981. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.
Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home
Estimate Your Home Maintenance CostsWindow Replacement
The median build year of homes in Mc Lean is 1981; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.
Typical cost: Window replacement: typically $300–$800 per window installed
Estimate Your Home Maintenance CostsService recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 22102 safe to drink?
EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 22102 (primary system: Fairfax County Water Authority), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 22102's water come from?
The recorded water source for Fairfax County Water Authority, a system mapped to ZIP code 22102, is Surface water. This system serves approximately 1,121,613 people.
How does Mc Lean water compare to the national average?
Mc Lean's Home Safety Score ranks lower than 93% of U.S. ZIP codes, and lower than 99% of ZIP codes within Virginia.
How can I get my water tested in Mc Lean?
If Fairfax County Water Authority supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
Is lead a concern in 22102 tap water?
The Lead and Copper Rule record selected for 22102 reports a 90th-percentile lead result of 0.0012 mg/L for a water system mapped to this ZIP (record date 2023-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.
What is the radon risk for 22102?
22102 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Fairfax County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
Are there PFAS (forever chemicals) in 22102's water?
Yes, PFAS have been detected in samples from water systems mapped to 22102. One or more PFAS results are above the level of a federal PFAS MCL with compliance required from 2029. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
What does the NFIP claim history show for ZIP 22102?
FEMA records contain 28 flood insurance claims filed in ZIP code 22102; the recorded rated-zone value (the most frequent one if there are several claims) is X, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Mc Lean, VA (22102): PFAS Detected in Mapped Water Systems - 50/100. https://zipcheckup.com/report/22102/
@misc{zipcheckup-report-22102,
author = {{ZipCheckup}},
title = {{Mc Lean, VA (22102): PFAS Detected in Mapped Water Systems - 50/100}},
year = {2026},
url = {https://zipcheckup.com/report/22102/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 22102
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 22067 | Greenway, VA | <1 mi | N/A | 0 |
| 22182 | Vienna, VA | 2.6 mi | D | 1 |
| 22107 | Mc Lean, VA | 2.8 mi | N/A | 0 |
| 22108 | Mc Lean, VA | 2.8 mi | N/A | 0 |
| 22106 | Mc Lean, VA | 3.0 mi | N/A | 0 |
| 22109 | Mc Lean, VA | 3.0 mi | N/A | 0 |
| 22101 | Mc Lean, VA | 3.5 mi | D | 0 |
| 22027 | Dunn Loring, VA | 4.0 mi | D | 1 |
| 20818 | Cabin John, MD | 4.1 mi | C | 0 |
| 22043 | Falls Church, VA | 4.3 mi | D | 0 |
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