https://msc.fema.gov/webapp/wcs/stores/servlet/info?storeId=10001&catalogId=10001&langId=-1&content=firmHelp_1&title=How%2520to%2520Find%2520Your%2520Flood%2520Map
http://www.corvallisoregon.gov/index.aspx?page=564
http://www.corvallisoregon.gov/index.aspx?page=326
FEMA Studies:
Corvallis Land Development Code Floodplain Protections
Floodplain Protections Maps (clickable PDF (25 MB))
For general Flood Insurance Rate Map information, please access this FEMA website -
http://www.oregonriskmap.com/index.php?option=com_content&view=article&id=173:benton-county&catid=11:county-profiles&Itemid=12
-Benton County Maps and GIS...
-Benton County Emergency Management...
-Benton County's Hazard Mitigation Plan...
-Corvallis Natural Hazards Map...
-Corvallis's Draft Hazard Mitigation Plan...
http://www.oregongeology.com/sub/earthquakes/oratrisk12.htm
http://archive.corvallisoregon.gov/ElectronicFile.aspx?docid=343740
http://www.permatopia.com/wetlands/dam.html
http://www.city-data.com/forum/oregon/818785-does-oregon-experience-natural-disasters-problems.html
Corvallis risk from dam collapse? Low. Only the North Point Dam in Philomath would pose somewhat of a risk to part of town.