Get ready to dig a little deeper into your pocket if you’re a Cascade Natural Gas customer. Starting March 1, a 2.8 percent increase takes effect which means ratepayers using an average amount will pay $1.45 more, for an average monthly bill of $47.46. The state Utilities and Transportation Commission approved half of Cascade’s originals request of 5.6 percent. Cascade’s last general rate increase was in 2018.