Omineca Successfully Enters Placer Gold Paleochannel at Wingdam

SASKATOON, SK – March 2, 2023 – Omineca Mining and Metals Ltd. (TSXV: OMM) ("Omineca" or the "Company") is pleased to report that their Joint Venture partner, Hamilton Gold Royalties (“HGR”), and mining contractor Fortis Mining Engineering and Manufacturing (“Fortis”) have successfully entered the placer gold bearing paleochannel at the Wingdam underground project, located 40 km east of Quesnel, British Columbia. Fortis reports that they are seeing placer gold in the paleochannel gravels similar in character and size to the gold recovered in the 2012 bulk sample. The gold bearing material is being stockpiled in a remuck station, purpose cut into bedrock underground and will be processed through the wash plant in due course. The results of placer gold recovery will be announced as they are tabulated.