Colac region Colac dominates region sides Barwon netball officials say the Colac region is making a significant impact on the sport at representative level after an increase in players for junior state titles. By Alex BairdAugust 1, 2018 More flooding as La Nina predicted Weather experts have predicted a hot summer for the Colac region, with an unusual weather event leading to a heatwave and storm surge in the district. By A Staff ReporterNovember 27, 2017