WREGIS is an independent, web-based tracking system for renewable energy certificates (REC) that covers the Western Interconnection territory. WREGIS is a division of WECC.New to WREGIS? Contact the
WREGIS Help Desk for assistance setting up an account.
The Western Renewable Energy Generation Information System (WREGIS) offers instructional guides, videos and tutorials for current, new, and potential WREGIS Account Holders.
For more information or to register for an upcoming training, see Upcoming Events on the WREGIS homepage or contact WREGIS at
The WREGIS e-Tag tutorial explains the e-Tag/WREGIS Renewable Delivery Verification Function in the WREGIS System. For more information, please review the available e-Tag tutorial slides and documentation.
WREGIS Active Account Holders
WREGIS Active Generators
WREGIS Certificate Activity Statistics – Annual
WREGIS Certificate Activity Statistics – Monthly
Western Governors’ Association
For more information about WREGIS Operations, Registration, Data Loading, Billing, Rules and Procedures, and general inquiries please contact please email