Bastel compiled a three-day total of 2-under-par 217. She teamed with Heather Zielinski and Lynn Thompson to beat the team from North Carolina by four strokes.
Georgia came in third at 14-over-par 452, while Oregon and Maryland tied for fourth at plus-15. Pennsylvania, led by seven-time USGA champion Carol Semple Thompson, came in sixth at 16-over-par 454. New York ended one stroke behind the trio from the Keystone state.
In each of the three, 18-hole stroke play rounds, the two lowest scores by players from each team constitute the team score for each round. The 54-hole total is the team's score for the championship.
The Women's State Team championship is one of the national championships conducted by the United States Golf Association. Forty-eight teams, from 47 states and the District of Columbia, played in the event.