Between 1974 and 1982, Blomquist made 31 senior appearances for New Zealand. On 9 November 1974, she made her senior debut against England during an away tour. Her cousin Shirley Langrope captained New Zealand on this tour and again when they were team mates at the 1975 World Netball Championships.[1][3] Blomquist was known as a defender and she regularly played in all three defensive positions. Her versatility and height also saw used as a goal attack.[1] She was also a member of the New Zealand teams that won a gold medal at the 1979 World Netball Championships.[9][10][11]