Colorado energy companies Bonanza Creek, Extraction announce $2.6B merger The Denver Post
March Snow A Bonanza For Colorado Backcountry Skiers CBS News
Election to dissolve Bonanza, pop. 1, saves it instead Colorado Public Radio
Colorado’s one resident town, Bonanza, lives on The Denver Post
Why Bonanza may be latest Colorado town deemed abandoned by the state Colorado Public Radio
Source: Local news outlets, municipal press releases, and regional media