1120 SW 5th Avenue, Suite 1000, Portland, OR 97204
Discharges to the Municipal Storm Sewer
Industry types required to have coverage under an NPDES permit
DEQ rules on deminimis washing activities
To review definition of Waters of the State see Page 7
A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server.
PortlandOregon.gov is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.