The topography of an area determines the direction of stream flow and often is a primary influence on the geographic distribution of precipitation. View a detailed Oregon elevation map
|Oregon Stream and River Levels|
The United States Geological Survey has a number of stream gages located throughout Oregon. These estimate stream levels, discharges and record them over time. This data is published on the web and many stations allow users to plot custom graphs. Get updated Oregon river and stream levels from USGS here
|Oregon Stream and River Level Alerts|
The United States Geological Survey has a system that will send you an email message when flood levels are reached on any steam with USGS gaging equipment that you have selected. Sign up here
to recieve Oregon stream and river level alerts.
|Oregon Water Publications|
The United States Geological Survey has a number of publications related to water use and water resources in Oregon. View the water resource publications for Oregon here