News & Events

News
December 20, 2025
Multiple debris flows occured at the HJ Andrews Experimental Forest this week, following heavy rains. On-site staff noted a few debris flows that had deposited trees and soil over roads. Travel on impacted roadways at the HJA will impossible until early 2026. At this point, headquarters has not been impacted and can be reached. Contact the...
News
April 15, 2025
A long-term study of salamanders in the H.J. Andrews Experimental Forest show steep population decline after recent forest fires. Long-term data put population fluxes into a broader context and allow researchers to understand the impact of the recent wildfires as compared to prior disturbances such as floods. The study is highlighted in...
News
April 09, 2025
Research Experiences for Undergraduates: The Effects of Forest Structure on Soil Hydraulics June 23 - August 29, 2025 Participate in cutting-edge research in ecohydrology! 10-week internship includes: Field work and data collection at H.J. Andrews Experimental Forest Laboratory analysis at OSU  One-on-one mentoring in...