Delivering clean, safe water solutions for homes and businesses throughout Frederick County for 47+ years.
National Water Service provides professional water treatment services in Frederick County, MD. Whether you’re on a public water system or a private well, we help identify problems, improve water quality, and protect your entire plumbing system.
Frederick County homeowners depend on both municipal water systems and private wells, each with unique water quality challenges. From hard water and mineral issues to bacterial concerns and aging plumbing systems, water quality issues often originate inside the home — not just from the supply.
At National Water Service, we provide tailored water treatment solutions in Frederick County to help residents improve water taste, protect plumbing, and ensure long-term water safety.
Water quality in Frederick County varies based on whether a home is connected to a municipal system or a private well. While public water systems are regulated and treated to meet safety standards, many homes still experience issues due to the water chemistry interacting with plumbing materials, age of pipes, and environmental conditions.
Private well owners, especially in more rural parts of the county, often encounter challenges that require professional evaluation and customized treatment.
Frederick County’s water quality environment reflects a mix of urban, suburban, and rural conditions. Water quality concerns often relate to the source type (public vs private), mineral content, and how water interacts with older home infrastructure.
Common water quality factors in Frederick County include:
Hard water and mineral buildup, which can reduce appliance efficiency, leave scale on fixtures, and affect soap effectiveness
Iron and manganese staining, often seen in well water, causing discoloration and metallic taste
Low pH or corrosive water, which can impact plumbing and leach metals into drinking water
Microbial concerns in private well supplies that require appropriate filtration or disinfection
Sediment and turbidity, particularly in well systems after rainfall or seasonal changes
Even when water meets regulatory standards, these local conditions can affect comfort, plumbing lifespan, and overall water quality inside the home.
Private wells and aging plumbing systems may introduce bacteria or microorganisms that require testing and disinfection.
Minerals such as calcium and magnesium can cause scale buildup, cloudy water, and reduced soap effectiveness.
These minerals cause staining, metallic taste, and clogged fixtures when present above typical levels.
Low-pH water can corrode plumbing and fixtures over time.
Stormwater runoff and seasonal changes can influence source water quality, especially in rural well areas.
We test for bacteria, hardness, pH, minerals, sediment, and other locally relevant contaminants.
You receive straightforward results with honest recommendations — no pressure, no guesswork.
Systems are selected based on your water source, home size, and usage — not assumptions.
Installed by licensed professionals with optional maintenance plans available to keep your system performing year after year.
National Water Service provides a full range of water treatment solutions for Frederick County homes and businesses, including:
Every system is custom-built based on test results, not assumptions.
Frederick, MD
Urbana, MD
Middletown, MD
New Market, MD
Thurmont, MD
Emmitsburg, MD
Brunswick, MD
Walkersville, MD
Myersville, MD
Barnsboro / Rocky Ridge, MD
Jefferson, MD
Libertytown, MD
And surrounding communities
Yes. Many water issues come from home plumbing, fixtures, or mineral content — not the public supply.
Absolutely. Well water often requires filtration, softening, and disinfection based on groundwater conditions.
Private wells should be tested annually; city water users benefit from testing when taste, pressure, or staining issues appear.
Yes — we provide complimentary in-home water testing for Frederick County residents.
Schedule your free water test today or call 301-781-5866 to speak with a water treatment specialist.