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Expert Septic & Excavation Solutions in Jarrettsville.

Proudly serving Harford, Baltimore, Carroll, Cecil, Frederick counties and surrounding areas for over 50 years. As your local NOWRA-certified experts, we provide precision installs and 24/7 emergency support you can count on.

Emergency?

Call (410) 557-8100 right away. Our team will come out as soon as possible, even after hours.

Services

Our Main Septic & Excavation Services (clickable links)

Reviews

What our satisfied customers say

Earl Preston installed our system 12 years ago and we continue to use them for service to this day. Once, I accidentally cut the electrical cord to our tank alarm and they were able to send a technician out the same day AND made the repair for a reasonable price. Would highly recommend. I also love ...

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EveryBody Beauty

1 month ago

Excellent septic cleaning service from Preston. They schedule appropriate intervals for cleaning and call to confirm dates. The Service rep that came out today was personable, friendly and informative regarding condition of my tank. I rank his customer service skills at 5 stars. Finding reliable a...

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rkup

3 months ago

technician was prompt, professional and courteous. He finished the maintenance of our system then brought us the invoice for the work. He informed us that we needed a repair and explained the problem to me. He wrote his recomendation for the repair on the invoice and said he would take care of n...

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Kathy Cuddy

3 months ago

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Why choose Earl E. Preston Jr., Inc. & Whiteford Septic Service?

  • Experienced team

  • Competitive Pricing

  • Reliable service

  • Licensed & insured

Located in Jarrettsville, Maryland

Let Earl E. Preston Jr. Inc., & Whiteford Septic, one of Harford & Baltimore Counties' oldest and well-respected septic contractors, help you complete your residential or commercial project.

Service areas

Our Septic & Excavation Service Areas

  • Harford County

    Jarrettsville, Bel Air, Forest Hill, Fallston, Aberdeen, Havre de Grace, Edgewood, Abingdon, Joppatowne, and Street.

  • Baltimore County

    Towson, Monkton, Hunt Valley, Baldwin, Phoenix, Hereford, Sparks, Owings Mills, Pikesville, Parkville, Perry Hall, and Cockeysville.

  • Cecil County

    Elkton, North East, Rising Sun, Perryville, Port Deposit, Chesapeake City, Cecilton, and Warwick.

  • Carroll County

    Westminster, Eldersburg, Sykesville, Taneytown, Hampstead, Mount Airy, Finksburg, and Manchester.

  • Frederick County

    Frederick, Middletown, Walkersville, Thurmont, New Market, Ballenger Creek, Adamstown, and Ijamsville.

  • Southeast Pennsylvania

    Stewartstown, New Freedom, Delta, and Fawn Grove.

FAQs

Frequently asked questions

Answers to common questions about our septic and excavation services

Question

Do you offer 24/7 emergency septic service?

Question

How do you determine pricing for your services?

Question

Do you handle Bay Restoration Fund (BRF) septic upgrades?

Question

What are the signs that my septic system is failing?

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What specific areas do you serve in Maryland and Pennsylvania?

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Are you licensed and insured?

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What types of septic systems do you install?

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Do you offer septic pumping services?

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Do you do only do septic excavation?

Contact Us

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