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Sanavia
Local water report

What's in Silver Spring, MD tap water?

Silver Spring is served by WSSC Water, drawing from the Potomac and Patuxent rivers. Chlorination byproducts (trihalomethanes and haloacetic acids) are the contaminants that most exceed EWG's health-based guidelines here.

Served by
WSSC Water
Potomac River + Patuxent River
4
over guideline
Detected 49 ppb avg · EWG guideline 0.1 ppbCancer
Detected 66 ppb avg · EWG guideline 0.15 ppbCancer; fetal development
Chromium-6 (hexavalent)6× over
Detected 0.13 ppb avg · EWG guideline 0.02 ppbCancer (stomach)
Arsenic10× over
Detected detected · EWG guideline 0.004 ppbCancer; cardiovascular; developmental
Source: WSSC Water data via EWG ↗

Zip codes covered: 20901, 20902, 20903, 20904, 20906, 20910 and surrounding Silver Springareas. “× over” compares the detected level to EWG's health guideline, not the federal legal limit.

How to remove these contaminants in Silver Spring

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 Silver Spring kitchen sink and is NSF-certified to remove up to 99% of dissolved contaminants: chlorination byproducts, lead, PFAS, arsenic and more.

Silver Spring water quality FAQ

Is Silver Spring, MD tap water safe to drink?

WSSC Water water meets all federal EPA legal limits. However, independent EWG testing finds 4 contaminants above its stricter health-based guidelines, including Haloacetic acids (HAA5) and Total trihalomethanes (TTHMs). Legal compliance and health-optimal water are not the same thing.

What contaminants are in Silver Spring water?

The most notable contaminants above EWG health guidelines are Haloacetic acids (HAA5), Total trihalomethanes (TTHMs), Chromium-6 (hexavalent), Arsenic. 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 Silver Spring water, at your tap, regardless of what the utility does upstream.