Field Notes
The Dirt Podcast: Swamp Buggy in Scriber Creek
By The Dirt – Aug 3, 2017
Take a trip into a wetland to hear about an unusual drilling rig in the latest episode of The Dirt Podcast. Tim Bailey and his team used the swamp buggy, an amphibious drilling vehicle, to stage a geotechnical drilling investigation in the Scriber Creek Wetland, north of Seattle. It’s part of Sound...

Take a Stand for Science
By Mike Hutchinson, LG, LHG – Apr 22, 2017
On Saturday April 22, I will be participating in the March for Science in Tacoma. I have been involved in Earth Day celebrations since 1993 when I helped plan our local event at Tacoma Community College. I feel blessed every day to work as a geologist in my hometown of Tacoma. It’s where I grew up...

Air Quality Modeling: Solutions Through Simulation
By Joseph Stolle, PE – Mar 2, 2017
Air quality monitoring and regulation is critically important, especially to potential sources of air pollutants such as the chemical, mineral and energy industries. Manufacturing these basic building blocks of our modern society requires the careful monitoring and control of air pollution....

Precipitation and Landslide Occurrence
By Craig F. Erdman, LG, CEG, PG – Nov 10, 2016
Rain always brings an increased risk of landslides, but extremely high precipitation rates throughout the Pacific Northwest in October have geologists, engineers and owners of vulnerable infrastructure on alert for geologic hazards.October typically receives a lot of rainfall, but last month’s...

Change Is In The Air: New toxic air regulations coming to Oregon
By Ken Fellows, PE – Aug 16, 2016
Recent high-profile environmental scares like the lead groundwater contamination in Flint, Michigan demonstrate the importance of monitoring and preventing these dangers. Everyone wants and expects to be safe from exposure to environmental contaminants in their homes and neighborhoods. Air quality...