ZipCheckup grade for 25420: C.
A mixed picture - some signals here are worth your attention.
Your top priority: test this home for radon. Check your ZIP → EPA radon map
Gerrardstown, WV (25420): PFAS Detected in Mapped Water Systems - 58/100
EPA data combined for 3 water systems mapped to this ZIP (largest mapped system: Berkeley County Pswd-potomac River)
EPA records for the water systems mapped to 25420 in Gerrardstown, WV contain 17 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 17 violations (non-health) (since 2021).
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- PFAS PFAS detected in UCMR5 sampling; see the PFAS section for each compound, compared with the federal PFAS MCL where one exists.
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
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This report sorts findings for 25420 in Gerrardstown into two severity tiers using its own criteria: lead above the EPA action level, unresolved violations on record or a PFAS result above the level of an EPA PFAS maximum contaminant level (enforced from 2029) for the critical tier, and a PFAS detection or elevated carbon monoxide risk for the high-priority tier. In the available data, the high-priority tier holds 1 and the critical tier hold none; each card below describes one finding.
Score Breakdown
Overall Home Safety Score: 58/100
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 (7) HIGH
Your Water System
ZIP code 25420 in Gerrardstown, West Virginia is mapped to the water system Berkeley County Pswd-potomac River (EPA ID: WV3300218). This system provides water to approximately 69,372 people from surface water sources.
There are 3 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Berkeley County Pswd-potomac River | WV3300218 | 69,372 | Surface water |
| Berkeley Company Pswd-glenwood Forest | WV3300209 | 1,102 | Groundwater |
| Wvaw - Valley Water and Sewer-deerwood | WV3300230 | 219 | Groundwater |
Other Water Quality Reports in West Virginia
- 24701 (Bluefield) - 21 violations recorded for mapped water systems
- 24712 (Athens) - 3 violations recorded for mapped water systems
- 24714 (Beeson)
- 24715 (Bramwell) - 16 violations recorded for mapped water systems
- 24716 (Bud)
- 24719 (Covel)
- 24724 (Freeman)
- 24726 (Herndon) - 60 violations recorded for mapped water systems
- 24729 (Hiawatha)
- 24731 (Kegley)
- 24732 (Kellysville)
- 24733 (Lashmeet)
- 24736 (Matoaka) - 60 violations recorded for mapped water systems
- 24737 (Montcalm) - 21 violations recorded for mapped water systems
- 24738 (Nemours)
- 24739 (Princeton) - 22 violations recorded for mapped water systems
- 24740 (Princeton) - 22 violations recorded for mapped water systems
- 24747 (Rock) - 22 violations recorded for mapped water systems
- 24751 (Wolfe)
- 24801 (Welch) - 244 violations recorded for mapped water systems
Nearby Water Quality Reports
- 25421 (Glengary) - 2 mi
- 25428 (Inwood) - 5 mi - 41 violations recorded for mapped water systems
- 25413 (Bunker Hill) - 5 mi - 4 violations recorded for mapped water systems
- 25440 (Ridgeway) - 6 mi
- 22624 (Clear Brook, VA) - 8 mi
- 25405 (Martinsburg) - 8 mi - 49 violations recorded for mapped water systems
- 22622 (Brucetown, VA) - 9 mi
- 22603 (Winchester, VA) - 9 mi - 3 violations recorded for mapped water systems
- 25430 (Kearneysville) - 9 mi - 110 violations recorded for mapped water systems
- 25401 (Martinsburg) - 9 mi - 41 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Berkeley County Pswd-potomac River (WV3300218) on EPA.gov.
5 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 25420.
Detected compounds: PFPeA, PFBA, PFHxA, PFBS.
Highest measured level: 0.0195 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 (10) MODERATE
Home & Infrastructure (6) OK
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 Gerrardstown
Based on local data for ZIP 25420, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Gutter Installation & Repair
The median home in 25420 was built around 1983. 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 Gerrardstown is 1983; 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 25420 safe to drink?
EPA SDWIS records 17 violations since 2021 across the water systems mapped to ZIP 25420 (primary system: Berkeley County Pswd-potomac River), 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 25420's water come from?
The recorded water source for Berkeley County Pswd-potomac River, a system mapped to ZIP code 25420, is Surface water. This system serves approximately 69,372 people.
How does Gerrardstown water compare to the national average?
Gerrardstown's Home Safety Score ranks lower than 85% of U.S. ZIP codes, and lower than 66% of ZIP codes within West Virginia.
How can I get my water tested in Gerrardstown?
If Berkeley County Pswd-potomac River 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.
What is the radon risk for 25420?
25420 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Berkeley 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 25420's water?
Yes, PFAS have been detected in samples from water systems mapped to 25420. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
How to cite this page
ZipCheckup. (2026). Gerrardstown, WV (25420): PFAS Detected in Mapped Water Systems - 58/100. https://zipcheckup.com/report/25420/
@misc{zipcheckup-report-25420,
author = {{ZipCheckup}},
title = {{Gerrardstown, WV (25420): PFAS Detected in Mapped Water Systems - 58/100}},
year = {2026},
url = {https://zipcheckup.com/report/25420/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 25420
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 25421 | Glengary, WV | 1.6 mi | N/A | 0 |
| 25428 | Inwood, WV | 4.8 mi | D | 41 |
| 25413 | Bunker Hill, WV | 4.9 mi | C | 4 |
| 25440 | Ridgeway, WV | 6.0 mi | N/A | 0 |
| 22624 | Clear Brook, VA | 7.8 mi | N/A | 0 |
| 25405 | Martinsburg, WV | 8.4 mi | D | 49 |
| 22622 | Brucetown, VA | 8.9 mi | N/A | 0 |
| 22603 | Winchester, VA | 9.1 mi | C | 3 |
| 25430 | Kearneysville, WV | 9.2 mi | N/A | 110 |
| 25401 | Martinsburg, WV | 9.3 mi | N/A | 41 |
Nearby ZIP Code Reports
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