National Water Service has been your trusted local company for water service professionals for forty years. We provide home water testing to ensure the best water for your family — perfect for annual testing, new homes, and well water inspections.
We can fix that.
If you’re dealing with dirty water, smelly water, hard water, or contaminants in your water, we can help. Our thorough home water testing for residential properties checks for anything that could be in your water — from manmade contaminants like fluoride to too much sediment.
Get away from stains, distressed laundry, and bad tastes when you opt for our complete home water testing in Maryland.
* Optional tests available upon request, may require additional charge
At National Water Service, our experienced crews prioritize customer support and high workmanship standards. We offer comprehensive water testing for homes for all the answers you need.
Trust us for reliable and affordable solutions that meet your needs.
Please Note: We ONLY serve Maryland, Northern VA, and Washington DC
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National Water Service has been providing residential & small commercial water treatment, plumbing & well pump services for over 45 years. We specialize in water treatment, filtration & purification solutions as well as general plumbing to ensure clean, safe water for our customers in Maryland, DC & Northern Virginia.
Mon - Fri
7:00am - 5:00pm
Sat - Sun
Emergency Service Available
