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Welcome to the Oklahoma DEQ State and Local Emissions Inventory System (SLEIS), a web-based application that allows permitted facilities to compile and submit point source emissions inventory data. SLEIS replaces Redbud, OKDEQ's previous web-based emissions reporting application. Companies may submit inventory amendments through SLEIS at any time after notifying and receiving appoval from OKDEQ.

Please Note
Minimum browser requirements for SLEIS are Chrome, Mozilla Firefox or Microsoft Edge.

Locked Accounts
SLEIS accounts will be locked after 5 unsuccessful attempts accessing SLEIS.  Contact aei@deq.ok.gov or 405-702-4100 to reset your password.

SLEIS User Registration
Accounts have been created for all existing Responsible Officials (RO) and Main Facility Contacts (MFC). Access the login page and choose “Forgot Password?”. You will receive email instructions. New ROs should request a SLEIS user account by completing Form 100-882, Designation of Responsible Official/SLEIS User Registration Form. Other company representatives should complete Form 100-733, SLEIS User Registration Form. Mail or email the completed forms to the address indicated on the form.  An email link to create your initial account password will be sent. 

SLEIS Supporting Documentation
The following documents are provided as supporting materials that may be useful when reviewing an emissions inventory report.

Please note that if you use the link below to contact DEQ, we will NOT be able to respond to your question unless you include your contact information in the message.

Submit general questions and/or comments