NCAA Central Regional Championship
The Bruins are just five spots back of eighth place.
Golf Channel coverage of the NCAA Championship starts on Monday.
Tavatanakit is one of 10 finalists for the award.
The ANNIKA Award will be presented on June 4.
Tavatanakit won for the seventh time in her career and third time this season.
UCLA is 11 shots clear of a top six spot and an advancement to the NCAA Championship.