Skip to main content



The Survey Operations Group is responsible for establishing project-specific geodetic control, placement and survey of aerial photography ground control, and applications involving specialized field techniques or equipment, i.e. use of GPS receivers, high-accuracy leveling equipment and reflector-less measurement systems.

Survey Work

The Remote Sensing Group performs survey work to produce base maps, mosaic images and digital terrain models from aerial photography and other tools. Development of photography mission plans, flight paths and ground control plans is also available.

Aerial Photography

Contact the Maps and Plans Center for archived aerial photographs.

Contact the Geometronics Unit

800 Airport Road SE
Salem, Oregon 97301
Phone: 503-986-3103
Fax: 503-986-3548

Survey Operations Program

Phone: 503-986-3017

Remote Sensing & UAS Program

Phone: 503-986-3540

Right of Way Engineering

Phone: 503-986-7143

Geodetic Surveying

Phone: 503-986-3041

Engineering Automation

Phone: 503-986-3316

Resources and Related Content

Your browser is out-of-date! It has known security flaws and may not display all features of this and other websites. Learn how