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"Best Selection. Trusted Quality. Dependable Support."


Borehole Logging Equipment

Mount Sopris Instruments manufactures, distributes, and rents geophysical equipment and software for subsurface investigations. Our products include borehole logging equipment for groundwater, mining, research, geotechnical, and other applications. We offer a range of stackable wireline probes, versatile data loggers, rugged logging winches, and WellCAD – the industry standard in log presentation software.

New Slim Gamma Probe!

Driven by our goal to continuously improve the quality and performance of our products, Mount Sopris Instruments is pleased to announce the release of a new slim gamma probe. With a diameter of just 32mm and the latest generation of digital communications, the 32GR can be run as a standalone tool or be coupled with a source carrier and Cs-137 source for 4-Pi density measurements. Click here for more information.

Customer Focused

borehole logging myanmar water well

For over 60 years, Mount Sopris has delivered innovative solutions to drillers, miners, engineers and researchers in over 120 countries. With an extensive product range and industry-leading customer support, Mount Sopris is dedicated to the success of its customers. Contact us today to learn how our geophysical well logging instrumentation, software and services can improve your productivity and data integrity.

Latest News & Notes

IWA intelligent winch 2500 meters on trailer with operator New Intelligent Winch with 2500m Capacity Now Available! - Mount Sopris Instruments is pleased to announce the release of an innovative new 2500-meter (8200-feet) logging winch – the Intelligent Winch Assembly or IWA.  Not only does the IWA increase the range of our best-in-class winches, but it also sets new standards for ease of use, safety, power, compactness, and durability.
Algiers Algeria CGMA 2018 Geophysics Algiers, Algeria- New Exhibit at CMGA Geophysics 2018 - Mount Sopris, ALT, and local representative GeoEXplo will be exhibiting at the CMGA7 in Algiers, Algeria from the 20th through the 22nd of February 2018! As usual, the Colloque Moghrebin de Geophysique Appliquee CMGA7 will constitute a forum of exchange and discussion, gathering researchers, teachers and engineers involved in Applied Geophysics in Algeria.
Nashville riverfront skyline Register for Our SAGEEP Short Course in Nashville Now! - Don't miss seeing Mount Sopris and catching a WellCAD class at the upcoming 31st Annual Symposium on the Application of Environmental and Engineering Geophysics (SAGEEP) March 25-29, 2018 in Nashville! We will be in Booth 25 surrounded by many of our friend and colleague geophysical equipment companies. We will be demonstrating  a 2G Optical Televiewer with our world's-smallest 19mm Nano Gamma ray tool. Please also ask us about our current prototypes and testing plans for the Spectral Induced Polarization and Neutron Generator sondes.
Logging with QL40-DEN Dual Density + Caliper Probe Compensated Density Probe: Customer Testimonial by Australian Downhole Geophysics - Australian Downhole Geophysics (ADG) has been using Mount Sopris' Dual Density + Caliper probe almost continuously for 3 years now and are absolutely delighted with this tool! We are very impressed with the smart design and robust performance of the QL40-DEN, which has performed flawlessly while logging about 1200 meters each week.

Value-Added Support Services

Mount Sopris offers value-added support services to provide customers with the best ownership experience. These services include upfitting logging vehicles, same-day shipping on most parts and accessories via the online store, and expedited repair services. To ensure customers get optimal results with their equipment, Mount Sopris’ staff of geoscientists, engineers, and local sales representatives are available to provide expert support and onsite training.

Solutions for Every Application

With the best selection of equipment in the industry, Mount Sopris offers the right solution for customers in a variety of fields. Please see the Applications pages for specific solutions in each of these disciplines.

Groundwater drillers characterize aquifers, verify well construction, avoid environmental concerns, maintain water quality, and comply with regulations.

Mining companies save money, eliminate down time, improve safety, and optimize their mine sites.

Environmental organizations use borehole geophysics for subsurface monitoring, remediation, and meeting compliace requirements.

Geotechnical organizations fulfill project specifications related to near surface structural integrity, compliance planning, and liability issues.

Research organizations utilize our equipment to measure and describe various rock and fluid properties to advance scientific knowledge or resolve complex multidisciplinary issues.

Energy companies use WellCAD to characterize reservoirs and optimize production for improved efficiencies.

About Mount Sopris

Mount Sopris Instrument Company was founded in Boulder, Colorado in 1951 at a time when locating uranium for weapon and reactor use was of national interest. The company’s first product was a portable scintillation counter. Read More…