Verified license

Shannahan Artesian Well Co

St Michaels, MD · Talbot CountyWell drilling and pump installation

Call (410) 745-5071
Website
License status
Active
checked September 30, 2026
License number
MSD200, JSD102, JSD129, MSD022
Maryland record
Services
5
Pump Installation and more

About Shannahan Artesian Well Co

Shannahan Artesian Well Co is a well drilling and pump installation contractor based in St Michaels, MD (Talbot County). The Maryland licensing program lists license MSD200, JSD102, JSD129, MSD022 as active, and we last checked the record on September 30, 2026.

The state record covers pump installation, pump repair, well abandonment, well drilling and well repair.

This profile is built from public state license records checked on September 30, 2026. Well Water Insider does not rate or endorse contractors. Own this business? Claim the profile to add photos, hours and a description.

License record

Verified against state records
License number
MSD200, JSD102, JSD129, MSD022
License type
Well drilling and pump installation
Status
Active
Expires
June 1, 2027
Last verified
September 30, 2026

Check this license yourself on the official Maryland lookup.

What the state record says

Maryland licensees at this company on the State Board of Well Drillers roster: Billy R Rosenberry (MSD200, master well driller, water supply); Damion D Tull (JSD102, journeyman well driller, water supply); Stephen P Gibson (JSD129, journeyman well driller, water supply); W. David Tull (MSD022, master well driller, water supply). Licenses run through June 1, 2027. Maryland licenses the individual under Title 13 of the Environment Article and COMAR 26.05; a master well driller may construct, repair and abandon water wells (the water supply specialization is limited to water wells, the general one includes geothermal and other wells) and install pumps, a pump installer may install and repair pumps and pitless units, and a water conditioner installer may install treatment equipment. Wells themselves need a county health department permit under COMAR 26.04.04.

Services

What the Maryland record says Shannahan Artesian Well Co is licensed or registered to do.

Pump Installation

Setting a new submersible or jet pump with the pressure tank, switch and controls.

Pump Repair

Tracking down low pressure, short cycling or no water, then repairing or replacing parts of the pump system.

Well Abandonment

Sealing an unused well to state standards so it cannot carry surface water down into the aquifer.

Well Drilling

Drilling a new private well, setting the casing and grouting it the way state rules require.

Well Repair

Fixing casings, caps, pitless adapters and other parts of an existing well.

Service area

Based in Talbot County, Maryland.

Approximate location (Talbot County)

Well water in Talbot County

Useful context before you call a contractor here.

53%of households in Talbot County drink from a private well (est.)
Not statewidewater test when a home with a well is sold: no statewide rule in Maryland, but some local areas require one
Open the Talbot County well guide

Typical costs for these services

National ranges to help you read a quote. They are not prices from Shannahan Artesian Well Co; ask for a written estimate.

Submersible pump replacement$1,000 to $2,500installed; deep wells cost more
Pressure tank replacement$800 to $1,500installed
New well, complete$6,000 to $16,000typical 200 ft well with pump; drilling alone about $20 to $30 per foot; deeper wells cost more
Shock chlorination$80 to $200by a contractor; under $30 to do yourself

National 2026 ranges. Sources, checked September 2026: HomeGuide cost guides, Angi.

Certified labs nearby

Test your water before and after any work on the well.

Water Testing Labs of MD – StevensvilleStevensville, MD · 17.7 miChesapeake Environmental Laboratory, IncStevensville, MD · 17.7 miWater Testing Labs of MD – AnnapolisAnnapolis, MD · 33.9 mi
All labs near here

Before you hire

  1. 1

    Confirm the license

    Look up license MSD200, JSD102, JSD129, MSD022 on the Maryland state lookup and make sure it is active for the work you need. Open the Maryland lookup.

  2. 2

    Get a written estimate

    Ask for the scope, parts, depth or pump size, permit fees and warranty in writing. Compare two or three quotes for big jobs.

  3. 3

    Ask about permits and the well log

    New wells and many repairs are reported to the state. Ask who files the paperwork and for a copy of the well log.

  4. 4

    Test the water after the work

    Any work on a well can disturb bacteria. Test for coliform bacteria once the job is done.

Questions about Shannahan Artesian Well Co

Is Shannahan Artesian Well Co licensed?

Yes. The Maryland record shows license MSD200, JSD102, JSD129, MSD022 (well drilling and pump installation) with the status "active", last checked on September 30, 2026. You can confirm it on the state lookup.

What services does Shannahan Artesian Well Co offer?

The state record lists pump installation, pump repair, well abandonment, well drilling and well repair. Call to confirm they take on your type of job.

What areas does Shannahan Artesian Well Co serve?

The business is based in Talbot County (St Michaels, MD).

How do I contact Shannahan Artesian Well Co?

Call (410) 745-5071 and visit their website. The address on the state record is PO Box 730, St Michaels, MD 21663.

Other licensed contractors near St Michaels