Aerial Detection Survey Quad Maps
Aerial detection survey (ADS) maps are available for the following years:
About Aerial Detection Surveys
These maps are based on cooperative aerial surveys conducted by Forest Health staffs of the Oregon Department of Forestry, Washington Department of Natural Resources, and the USDA Forest Service Pacific Northwest Region.
Each map is a 1 to 5 MB pdf file - select a year (above), then click on a quad to view a map. You can also save the file to your local disk and view/use/print it from there. Zoom views can be printed on 8.5 x 11 printers, while full maps are best printed at 36" x 36" on a full scale plotter. View suggestions for using pdf files. Download the aerial survey data on which these maps are based.
Learn more about current aerial surveys. For a historical perspective, view a 1955 manual (6.8 MB pdf). Aerial survey observations and other data have been summarized in annual Forest Health Highlights, Forest Insect and Disease Conditions, and other related reports.
If you have any questions or comments regarding these maps or the information they provide, we would like to hear from you:
Ben Smith - Aerial Survey Program Manager & Unit Aviation Officer
Zack Heath - Geographic Information Systems Analyst
You may also contact your local Forest Health Protection (FHP) Service Center for more information. There are five service centers in Oregon and Washington providing assistance to federal resource managers. These offices are located in: Wenatchee, Washington; Bend, La Grande, Medford, and Sandy, Oregon.