Is Martinsburg, WV Tap Water Safe to Drink?
Martinsburg tap water meets federal Safe Drinking Water Act standards but 3 of 4 ZIP codes show detections above EPA health guidelines, primarily for PFPeA. A certified filter is recommended for households that want an additional layer of protection.
Where Does Martinsburg Get Its Water?
Water in Martinsburg, WV is provided by 3 public water systems: MARTINSBURG CITY OF, BERKELEY CO P S W D-BUNKER HILL and BERKELEY COUNTY PSWD-POTOMAC RIVER.
How Is Martinsburg Tap Water Treated?
Treated water is disinfected using chloramines and free chlorine. Treatment includes conventional treatment (coagulation, flocculation, and filtration), granular activated carbon filtration and membrane filtration.
What's in Martinsburg Tap Water?
The following contaminants were detected most frequently in Martinsburg public water systems. 3 of 4 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| PFPeA | 0.0195 µg/L | 0.003 µg/L | 3 ZIPs | Above guideline |
| lithium | 9 µg/L | — | 0 ZIPs | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| HFPO-DA | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Martinsburg
Based on EPA monitoring data, 3 of 4 ZIP codes in Martinsburg have recorded detections above EPA health guidelines. Sensitive populations such as infants, pregnant individuals, and those with weakened immune systems may benefit from an additional layer of protection such as a certified point-of-use filter.
Best Broad-Spectrum Filters for This Water Profile
This city profile includes PFAS detections, chlorine disinfection, and other dissolved contaminants. Reverse osmosis (RO) systems certified under NSF/ANSI 58 provide broad reduction coverage; for PFAS specifically, confirm NSF/ANSI P473 or equivalent PFAS reduction certification.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Martinsburg Tap Water
Is Martinsburg tap water safe to drink?
Martinsburg tap water meets Safe Drinking Water Act requirements but 3 of 4 ZIP codes show contaminant levels above EPA health-based guidelines. A certified point-of-use filter adds an extra layer of protection.
What contaminants are in Martinsburg tap water?
The most commonly detected contaminants in Martinsburg water systems include: PFPeA, lithium, PFTrDA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Martinsburg get its drinking water?
Martinsburg receives water from 3 public water systems, including MARTINSBURG CITY OF.
Do I need a water filter in Martinsburg?
If your ZIP code is among those with detections above EPA health guidelines, choose a filter certified for the specific contaminants shown in your ZIP report. Reverse osmosis is generally the broadest option for PFAS, lithium, and many other dissolved contaminants.
How often is Martinsburg tap water tested?
Public water systems in Martinsburg are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2025-02-03.
Tap water reports by ZIP in Martinsburg
- 25402 - Martinsburg tap water report Higher concern
- 25403 - Norborne district, Martinsburg tap water report Some concern
- 25404 - Tuscarora district, Martinsburg tap water report Higher concern
- 25405 - Shenandoah district, Martinsburg tap water report Higher concern
Water utilities serving Martinsburg, WV
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- MARTINSBURG CITY OFAction advised
Also covers / overlaps with
- Potomac district, WV · Township
- Tuscarora district, WV · Township
- Valley district, WV · Township
- Norborne district, WV · Township
- Shenandoah district, WV · Township