Berkshire Women won the Twenty20 Cup, beating Kent Women in the final, achieving their first T20 title.
The tournament ran alongside the 50-over 2010 Women's County Championship.
[1] Teams played matches within a series of regionalised divisions, with the winners of the top divisions progressing to semi-finals and a final.
Promotion and relegation places were determined by the Division Finals and 3rd-place play-offs.
The winners of each Division 1, and the best-performing second-place team, progressed to the semi-finals.