sentences:  Girl Scouting officially started in California by 1917 when Lou Henry Hoover help form a troop in Palo Alto.In 1922 the first service unit in the western United States, Service Unit 1, was set up in Palo Alto by Lou Henry Hoover, then president of the Girl Scouts of the US, and is now part of the Girl Scouts of Northern California council.There are 13 Girl Scout councils serving California of which 8 have headquarters there.