Pewarchuk's third and final B.C Junior Championship was won in 2011. Her team would represent B.C at the 2011 Canadian Junior Curling Championships, however they would miss the playoffs, finishing with a 7-4 record. The event would be won by Saskatchewan's Trish Paulsen. Pewarchuk would accompany Paulsen and her team as their 5th player for the 2011 World Junior Curling Championships. The team would make it to the final, but lose to Scotland's Eve Muirhead.