Commitment to Safety • Reliable Results
Responsive Resources • Established Expertise

Penhall Technologies provides utility locating, employing both electromagnetic induction (EMI) and ground penetrating radar (GPR) for privately owned property. We can identify and locate subsurface hazards and obstructions existing in the ground. Reduce the risk and help ensure the safety of your next project by contacting Penhall Technologies for your private utility locating needs.

Get a free quote today!

Where is the job located?

(*) City

(*) State

(*) Zip Code

What services can we assist you with?

Other Service

Contact Information

(*) First Name

(*) LastName


(*) Email

(*) Phone


What is the best way to reach you?


Other comments or project details?

Once you submit this form, a Penhall Company representative will contact you within 24 hours. Thank you for the opportunity to earn your business!

Identify underground utilities in existsing parking lot before building a 5-story parking garage

locating utilities in parking lotAt a local Riverside hospital, Penhall Technologies performed a utility locate using GPR on approximately 1000 square feet in a parking lot. The hospital planned to replace the parking lot with a 5-story parking garage. Penhall Technologies conducting the utility survey and marked all found utilities including power and gas lines.

Determine the size of the underground void created by a water leak

locating void caused by water leakAt a Southern California military base, underground utility locating was performed to determine the size of a void that was caused by a water leak. The size of the survey was approximately 45′ x 3′ wide.

Locate utilities before excavation for tree removal

Survey land for buried cables and pipesAt a university campus in California, Penhall Technologies surveyed an approximately 500′ sq feet area lot that had multiple trees. The underground utility locating needed to be performed before trees could be removed. Penhall located and marked underground irrigation lines and communication utilities.

Avoid utilities before undergoing demolition

Identify subsurface conduit in parking lotA newly opened grocery store was not pleased with the placement of the shopping cart barriers throughout their parking lot. Before removing the barriers and reinstalling in new areas, Penhall Technologies was called to perform underground utility locating to help avoid damaging utilities during the demolition and construction. The (5) 15’x 6′ areas were marked free of any underground utilities.

Locate underground utilities before directional boring

locate utilities prior to tree removalBefore directional boring, Penhall Technologies was called out to a newly purchased area of land in Torrance to conduct underground utility locating. The area to be surveyed was roughly 1.5 acres. Penhall Technologies located and marked all utilities and also summarized those findings in the form of a written field report.