What's in Reston, VA tap water?
Reston is served by Fairfax Water from the Potomac River and Occoquan Reservoir. Hexavalent chromium and chlorination byproducts are the contaminants most above EWG's health guidelines.
Zip codes covered: 20190, 20191, 20194 and surrounding Restonareas. “× over” compares the detected level to EWG's health guideline, not the federal legal limit.
How to remove these contaminants in Reston
A reverse osmosis system is the most effective way to reduce every contaminant class above at the point of use. The Sanavia Hydra installs under your Reston kitchen sink and is NSF-certified to remove up to 99% of dissolved contaminants: chlorination byproducts, lead, PFAS, arsenic and more.
Reston water quality FAQ
Is Reston, VA tap water safe to drink?
Fairfax Water water meets all federal EPA legal limits. However, independent EWG testing finds 4 contaminants above its stricter health-based guidelines, including Chromium-6 (hexavalent) and Total trihalomethanes (TTHMs). Legal compliance and health-optimal water are not the same thing.
What contaminants are in Reston water?
The most notable contaminants above EWG health guidelines are Chromium-6 (hexavalent), Total trihalomethanes (TTHMs), Haloacetic acids (HAA5), Total PFAS. These are largely disinfection byproducts and trace metals common to the region's water sources.
Does a reverse osmosis system remove these contaminants?
Yes. A reverse osmosis system like the Sanavia Hydra uses a 0.0001-micron membrane plus multi-stage carbon filtration, NSF-certified to reduce every contaminant class detected in Reston water, at your tap, regardless of what the utility does upstream.