Logging in to the DEQ allows you to save and retrieve information for review and/or revision.
On December 6, 2017, DEQ version 7.4 was released.
Release Notes (PDF)
Note: If you saved a project prior to July 28, 2017 with an all-electric or fuel cell replacement,
see the release notes.
Clean Diesel Helpline:
DEQ Home Page:Home
Use the DEQ without logging in