If Emissions Inventory season is just around the corner. DEQ will begin e-mailing passwords for the upcoming 2018 filing season on Tuesday, January 2, 2018. Once passwords are received, it will be possible to begin entering EI data for 2017. The Emissions Inventory group will again be hosting their free workshops this year on Tuesday, January 23, 2018 in Norman and Wednesday, January 31, 2018 in Tulsa. The workshop is geared towards beginners, but all are welcome. This is a great opportunity to get advice and guidance on completing your emissions inventory and/or to discuss specific issues with DEQ in person prior to completing the inventory. Click here for dates, course content, and to register.