Verified license

Corum Pump Service

Knoxville, TN · Knox CountyWell drilling and pump installation

Call (865) 933-3055
WebsiteDirections
License status
Active
checked September 29, 2026
License number
850
Tennessee record
Services
7
Geothermal and more
Counties served
8
on the state record

About Corum Pump Service

Corum Pump Service is a well drilling and pump installation contractor based in Knoxville, TN (Knox County). The Tennessee licensing program lists license 850 as active, and we last checked the record on September 29, 2026.

The state record covers geothermal, pump installation, pump repair, water treatment, well abandonment, well drilling and well repair. It lists 8 counties where the business works, including Knox County, Sevier County and Jefferson County.

This profile is built from public state license records checked on September 29, 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
850
License type
Well drilling and pump installation
Status
Active
Last verified
September 29, 2026

Check this license yourself on the official Tennessee lookup.

What the state record says

Tennessee-licensed water well treatment installer, pump installer, water well driller, geothermal well driller (TDEC license 850, held by Dustin M. Corum, current on the Division of Water Resources list of licensed drillers and installers). Tennessee licenses the individual under the Water Well Act (TCA 69-10) and rule 0400-45-09; a water well driller license covers drilling, constructing, repairing and abandoning water wells, a pump installer license covers installing and servicing pumps, and a treatment installer license covers water treatment equipment on wells. Filed 711 well reports with TDEC since 2016 (659 new wells, 627 of them residential or farm supply; 39 wells backfilled and abandoned), most recently in July 2026, mostly in Knox, Sevier and Jefferson counties; the median depth of those wells is 340 feet.

Services

What the Tennessee record says Corum Pump Service is licensed or registered to do.

Geothermal

Drilling closed-loop boreholes for ground-source heat pumps.

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.

Water Treatment

Sizing and installing softeners, iron filters, UV and reverse osmosis based on a lab test.

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 Knox County, Tennessee. The state record lists 8 counties.

Approximate location (Knox County)Counties on the state record

  • Knox County
  • Sevier County
  • Jefferson County
  • Grainger County
  • Blount County
  • Union County
  • Loudon County
  • Cocke County

Well water in Knox County

Useful context before you call a contractor here.

1%of households in Knox County drink from a private well (est.)
220 to 440 feet; the median of 909 residential and farm wells reported to TDEC since 2000 is 300 feettypical private well depth
Not statewidewater test when a home with a well is sold: no statewide rule in Tennessee
Open the Knox County well guide

Typical costs for these services

National ranges to help you read a quote. They are not prices from Corum Pump Service; ask for a written estimate.

Submersible pump replacement$1,000 to $2,500installed; deep wells cost more
Pressure tank replacement$800 to $1,500installed
One treatment unit$700 to $3,500softener, iron filter or UV, installed
Multi-stage whole-house treatment$2,500 to $10,000+several units or whole-house RO, installed
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.

Before you hire

  1. 1

    Confirm the license

    Look up license 850 on the Tennessee state lookup and make sure it is active for the work you need. Open the Tennessee 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 Corum Pump Service

Is Corum Pump Service licensed?

Yes. The Tennessee record shows license 850 (well drilling and pump installation) with the status "active", last checked on September 29, 2026. You can confirm it on the state lookup.

What services does Corum Pump Service offer?

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

What areas does Corum Pump Service serve?

The business is based in Knox County (Knoxville, TN). The state record lists 8 counties, including Knox County, Sevier County, Jefferson County, Grainger County and Blount County.

How do I contact Corum Pump Service?

Call (865) 933-3055, visit their website and email them. The address on the state record is 7311 Asheville Hwy, Knoxville, TN 37924.

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