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AIR EMISSIONS INVENTORY REPORTING SCHEDULE, DEADLINES AND QUALITY ASSURANCE (QA) FLAGS

The Air Reporting System (ARS) allows companies to report annual air emissions on the internet using web-based software. To report emissions or access facility data, visit the DNR Switchboard. Log into the Wisconsin Web Access Management System (WAMS), request access to the ARS or register for a WAMS ID.

Schedule and Deadlines for Calendar Year 2022 Data

Date Benchmark
Jan. 16, 2023 First date to either report an EI or generate an Under-Thresholds-Notification (UTN)
March 1, 2023 EI or UTN due – unless an extension to March 15, 2023 is requested in ARS (extensions will not be granted via email)
April 1, 2023 Facilities notified that EI or UTNs are overdue
By May 31, 2023 Environmental fee statements issued to facilities
June 30, 2023 Environmental fees payments and EI certifications due

QA Flags

ARS has built in QA Flags to identify possible data entry errors before submitting data.