Water Treatment | Plumbing | Well Pumps
Experiencing problems with your well water? From low pressure and pump failures to faulty enclosures, our team specializes in complete well pump solutions. We handle everything from jet pump installation and submersible well pump installation to fast and reliable well water pump repair. Whether you need a new system for a home build or emergency service for an existing well, we deliver expert installation, repair, and maintenance across Maryland, DC, and Northern Virginia.
Every property is unique, and the cost of a well pump repair or installation depends on factors such as the depth of the well, pump type, and system requirements. That’s why our licensed technicians always inspect your location first and provide a clear, customized estimate before starting any work.
We pride ourselves on offering the best rates in the region while staying fully aligned with industry standards for quality and safety. With National Water Service, you can be confident you’re getting expert solutions at fair, competitive pricing—without hidden surprises.
From modern constant-pressure setups to reliable hand pumps and storage tanks, National Water Service provides durable, high-performance systems built for your home’s unique water needs.
Whether you need fast emergency repair, heavy-duty installation, or protective well enclosures, our expert technicians keep your water system running safely and efficiently.
Partner with our experienced team for complete well and water system installation on new builds — including trenching, utility hookups, and turnkey solutions for builders and developers.
With over 45+ years of experience in water repair and management, we are proud to offer dedicated Water Techs & Master Plumbers to homes and businesses. Get affordable pricing, competitive quotes, and quality materials that last.
Some common signs you may need service include:
No water or very low water pressure from your faucets.
The pump or system is cycling on and off frequently.
You hear unusual sounds (clicking, grinding) when the pump runs.
Visible leaks or water seepage around the pump/pressure tank area.
The system is older and has not been maintained in some time.
If you notice any of these, give us a call and we’ll provide a full inspection.
We handle a wide range of well-pump systems including:
Conventional (jet) well pumps
Submersible (deep well) pumps
Booster pumps / constant pressure systems
Pressure tanks and related controls
Well/enclosure improvements & custom repairs
Because every property and well system is different (depth of the well, pump type, wiring, pressure tank size, access, etc.), the cost varies. We always perform an on-site inspection and provide a clear, itemized estimate before starting work, so you know exactly what you’re paying for.
We provide well pump installation, repair, upgrades, and emergency service across Maryland, Washington D.C., and Northern Virginia.
Yes. If you’ve lost water or have a major pressure drop and suspect a well system failure, our fully-equipped trucks are ready 7 days a week to respond to well pump emergencies.
It’s best to have your well system and related equipment (pump controls, pressure tank, wiring) inspected at least once a year. Regular maintenance helps prevent unexpected failures, extend equipment life, and maintain reliable water flow.
Yes. Even if your well yields only a small volume of water, we can provide custom solutions — such as storage tanks or properly-sized pump systems — to ensure your household water supply remains dependable.
During an emergency situation it’s best not to run the system unnecessarily (to avoid further damage). Turn off any unnecessary water usage and avoid using the pump until we arrive. We’ll also walk you through basic troubleshooting steps over the phone to minimize downtime.
We install professional-grade equipment and stand behind our workmanship. Our website outlines warranty terms for water treatment and well pump systems; specific warranties vary by equipment type and manufacturer. Ask for details when we provide your estimate.
It’s easy — simply call us at 301-854-1333 or fill out our online contact form. We’ll arrange a convenient time to inspect your well system, discuss your needs, and provide a clear estimate for repair or installation.
