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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

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

2 months ago

Came out on short notice. Vince, Doug and Nick were knowledgeable, friendly and professional. We had the diagnosis, proposal and services completed all within 1 day. Would highly recommend! -Mark and Sara Thrasher

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Sara Thrasher

1 month ago

Sheduling was easy, technician was polite and professional, and the job was done quickly. As a newbie to having a septic system, I really appreciated his explanation of what he was doing & seeing with my tanks.

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Nova Shaffer

1 month 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?

Question

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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