How to Submit Your Samples:

Preferred

Submit Online Electronically

Easily register in minutes and access our new Geotherm Customer Dashboard, where you can:

  • Submit samples electronically and efficiently
  • Monitor Status of Sample Tests
  • Faster Communication and streamlined updates
Geotherm

Up to 500kV

Whether you're embarking on a new cable system installation or need to enhance the performance of an aged one, Geotherm is your trusted solution.

Our expertise in asset life cycle management empowers clients to elevate their cable system reliability and safeguard their financial investments.

Geotherm's commitment to excellence and cutting-edge technology ensures that your power infrastructure remains resilient and dependable. Our experts conduct In-situ thermal tests at the specified depth after collecting a soil sample (Shelby tube, Modified California Liner, or bulk).

Standard soil boring/sampling and Standard Penetration Tests (SPT) procedures are followed:

  • In-situ thermal tests are conducted at the specified depth after collecting a soil sample (Shelby tube, Modified California Liner or bulk)
Up to 500kV

Other Services

View All

Thermal Resistivity Testing

Electrical Resistivity Testing

Moisture/Density Relationship (Proctor)

Grain Size Distribution (Sieve Analysis)

Mix Designs

Heat of Hydration Testing

Cable Route Thermal Survey

Horizontal Directional Drilling

Renewables

Battery Energy Storage Systems (BESS)

Data Centers

Submarine Cable up to 500-kV

Off-Shore Wind

Geotherm is now part of Team UES!

We are proud to share that UES, a national leader in geotechnical engineering, environmental consulting, materials testing and inspection services, acquired Geotherm in July 2026, expanding UES’s services to include Geotherm’s thermal resistivity testing expertise and technology.

We will continue to operate and perform our work as Geotherm, A UES Company.

Our clients can continue to expect the same responsive, quality, dedicated service they have come to expect from us, with the expanded network of services and professionals available through UES. For more information, please visit TeamUES.com.