About Us

Refined & Pure. That's Sterling Quality.

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Our Mission

The mission of Sterling Quality Water LLC is to serve its local community by providing water treatment to residential home owners and light commercial businesses, improving the quality of local water supply, increasing public health, conserving economic and environmental resources, and raising public awareness on the importance of water treatment and sustainable living.

Our Vision

We believe that all persons should have access to: Cool, Clear, and Refreshing Water, that is, free of harmful containments and impurities, free of odor, clear in color, and economical to use that is available to everyone at a reasonable price.

“We value that our business be conducted on a personal and professional level and to provide honest, expert, and specialized experience to our customers.”

Our Credentials


Sterling Quality Water

  • Private well owners
  • City water (point of use) residents
  • Small commercial businesses
  • Real Estate Transitions Water Testing & Inspection
  • Property Managers
  • Non-profits & Churches
  • Adoption Agencies Water Testing
  • Home Lending Agents
  • New home construction builders

Central Maryland: Carroll, Baltimore, Howard, Frederick, Montgomery, Hereford, Cecil, Anna Arundel, Calvert, Prince Georges, Counties
South Central Pennsylvania: York, Adams, Franklin, Cumberland Counties

Address: 7 East Main Street Westminster MD 21157

Phone: 410-848-1025

Hours of Operation: Mon-Fri. 9AM – 5PM