Verified license

Underground Water Resources, LLC

Devine, TX · Medina CountyWell drilling and pump installation

Call (830) 665-9322
WebsiteDirections
License status
Active
checked September 29, 2026
License number
59591
Texas record
Services
5
Pump Installation and more
Counties served
8
on the state record

About Underground Water Resources, LLC

Underground Water Resources, LLC is a well drilling and pump installation contractor based in Devine, TX (Medina County). The Texas licensing program lists license 59591 as active, and we last checked the record on September 29, 2026.

The state record covers pump installation, pump repair, well abandonment, well drilling and well repair. It lists 8 counties where the business works, including Medina County, Frio County and Atascosa 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
59591
License type
Well drilling and pump installation
Status
Active
Expires
July 1, 2028
Last verified
September 29, 2026

Check this license yourself on the official Texas lookup.

What the state record says

Licensed by the Texas Department of Licensing and Regulation (TDLR) as a water well driller and pump installer (drilling endorsements: water wells; pump endorsements: single-phase pumps, three-phase pumps, line-shaft turbine pumps). License 59591 held by Michael Anthony Mello, expires 2028-07-01. Filed 590 well reports with the Texas Water Development Board since 2016 (417 for household wells), most recently in August 2026, mostly in Medina, Frio and Atascosa counties.

Services

What the Texas record says Underground Water Resources, LLC 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 Medina County, Texas. The state record lists 8 counties.

Approximate location (Medina County)Counties on the state record

  • Medina County
  • Frio County
  • Atascosa County
  • Burleson County
  • Bexar County
  • La Salle County
  • Brazos County
  • Webb County

Well water in Medina County

Useful context before you call a contractor here.

10%of households in Medina County drink from a private well (est.)
Not statewidewater test when a home with a well is sold: no statewide rule in Texas
Open the Medina County well guide

Typical costs for these services

National ranges to help you read a quote. They are not prices from Underground Water Resources, LLC; 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.

Alamo Analytical Laboratories, Ltd.San Antonio, TX · 29.3 miWallgren Environmental Services, Inc. dba Pollution Control ServicesUniversal City, TX · 29.3 miEurofins Environment Testing South Central-SATLSan Antonio, TX · 29.3 mi
All labs near here

Before you hire

  1. 1

    Confirm the license

    Look up license 59591 on the Texas state lookup and make sure it is active for the work you need. Open the Texas 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 Underground Water Resources, LLC

Is Underground Water Resources, LLC licensed?

Yes. The Texas record shows license 59591 (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 Underground Water Resources, LLC 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 Underground Water Resources, LLC serve?

The business is based in Medina County (Devine, TX). The state record lists 8 counties, including Medina County, Frio County, Atascosa County, Burleson County and Bexar County.

How do I contact Underground Water Resources, LLC?

Call (830) 665-9322 and visit their website. The address on the state record is 2070 FM 3176, Devine, TX 78016.

Other licensed contractors near Devine