Tuolumne County Board of Education, 4 p.m., Tuolumne County Superintendent of Schools office, 175 S. Fairview Lane, Sonora.
Mother Lode Fair Finance Committee, 5 p.m., Mother Lode Fairgrounds, 220 Southgate Drive, Sonora.
Summerville Elementary School Board of Trustees, 6 p.m., school, 18451 Carter St., Tuolumne, 928-4291.
Columbia Volunteer Fire Department Auxiliary, 6:30 p.m., Columbia Firehouse, Jackson and Bigler streets, Columbia.
Family Resource Outreach Group, 6:30 p.m., Sonora Baptist Church, 412 Stockton Road, Sonora, 532-3517.
Sonora Planning Commission, 7 p.m., City Hall, 94 N. Washington St., Sonora.
Tuolumne County Genealogical Society, 7 p.m., Tuolumne County Library, 480 Greenley Road, Sonora, 533-5507.
Tuolumne Hose Co. No. 1 Auxiliary, 7 p.m., Tuolumne Firehouse, 18650 Main St., Tuolumne, 928-4505.
Twain Harte Design Review Committee, 7 p.m., Twain Harte Community Services District office, 22933 Twain Harte Drive, Twain Harte.
Pine Tree Lodge No. 46 I.O.O.F., 8 p.m., Odd Fellows Hall, Bay Avenue, Tuolumne.
Professional Referral Organization of Sonora, 7 a.m., Perko's Cafe, Sonora, 533-5044.
The Junction Merchants Association, 8:30 a.m., Round Table restaurant, The Junction shopping center, East Sonora.
Railtown 1897 State Historic Park volunteer work day, 9 a.m. to 3 p.m., Fifth Avenue and Reservoir Road, Jamestown, 984-3953.
Tuolumne County Board of Supervisors, 9 a.m., Tuolumne County Administration Center, supervisors' chambers, fourth floor, 2 S. Green St., Sonora.
Tuolumne County Museum volunteer work day, 9 a.m. to noon, museum annex, Lower Sunset Drive, Sonora.
Clavey River Ecosystem Project, 10 a.m. to 3 p.m., 19777 Greenley Road, Sonora, 588-8636.
Senior Legal Advocacy, 10 a.m. to noon, 14855 Mono Way, Suite 103, East Sonora, 588-1597.
American Legion, Groveland Post No. 300, 11:30 a.m., Big Oak Restaurant, Highway 120, Big Oak Flat, 962-7613.
Tuolumne County Local Child Care Planning Council, 2 p.m., Tuolumne County Schools Office, Room 217, Fairview Lane, Sonora.
Lake Don Pedro Elementary Parents Club, 2:45 p.m., Lake Don Pedro Elementary School, 2411 Hildago St., La Grange, 852-2144.
Tuolumne County Childcare Council, 3 to 5 p.m., Tuolumne County Superintendent School's office, 175 S. Fairview Lane, Sonora, 533-0377.
Tuolumne County Historic Preservation Review Commission, 4 to 6 p.m., Community Development Department conference room, fourth floor, A.N. Francisco Building, Sonora.
Mother Lode Fair, exhibits committee, 4:30 p.m.; entertainment, marketing and promotions, 5:30 p.m.; buildings, grounds and interim events committee, 6:30 p.m., Mother Lode Fairgrounds, 220 Southgate Drive, Sonora.
Curtis Creek School District Board of Trustees, 5:30 p.m., school, 18755 Standard Road, Sonora, 532-1428.
Columbia School District Board of Trustees, 6 p.m., school, 22540 Parrotts Ferry Road, Columbia, 533-7700.
Summerville Parent Nursery School parents' meeting, 6:30 p.m., Arastraville School, Tuolumne Road North, Tuolumne, 928-4288, 586-7666.
Tuolumne County Democratic Club, 6:30 p.m., Pine Tree Restaurant, Mono Way at 19601 Hess Avenue, East Sonora, 586-5942.
Golden Heritage District Committee, Boy Scouts of America, 7 p.m., Tuolumne County Sheriff's Department Community Service Unit office, The Junction shopping center, East Sonora.
Mi-Wuk-Sugar Pine Fire Protection District Board of Directors, 7 p.m., fire station, 24247 Highway 108, Sugar Pine.
Tuolumne Utilities District Board of Directors, 7 p.m., district office, 18885 Nugget Blvd., off Tuolumne Road.
Vietnam Veterans of America, Chapter No. 391, 7 p.m., Veterans Memorial Hall, 9 N. Washington St., Sonora, 532-2052.
Greater Arnold Business Association, business meeting, 6 p.m., Mountain Media, 2182 Highway 4, Arnold, 795-5888. Benefits Ebbetts Pass businesses and communities.
Calaveras County Republican Party, 7 p.m. Greenhorn Creek, 676 McCauley Ranch Road, Angels Camp, 795-5309.
Toughlove, 7 p.m., bus drivers' lounge, Calaveras High School, 350 High School St., San Andreas.
Calaveras Croakers Toastmasters Club, 8 to 9 a.m., HRC Child Care Resources' Conference Room, 584 West St. Charles St., San Andreas, 754-4242.
Calaveras County Board of Supervisors, 9 a.m., supervisors chambers, Government Center, 891 Mountain Ranch Road, San Andreas.
Jenny Lind Fire Veterans Memorial District, 9 a.m., 189 Pine St., Valley Springs, 772-9650.
Arnold Library story hour, 11 a.m. to noon, Arnold Library, 1065 Blagen Road, Arnold, 795-1009.
Calaveras County Republican Women Federated, 11:30 a.m. luncheon. Call 754-4495, 795-5309 for location.
Story time for children, 11:30 a.m. to noon, Murphys Volunteer Library, 480 Park Lane, Murphys.
Preschool story hour, 11:45 a.m., Arnold Library, 1065 Blagen Road, Arnold, 795-1009.
Grandparents and Books, 2 to 4 p.m., Calaveras Central Library, 891 Mountain Ranch Road, San Andreas.
Murphys Town Hall meeting on "Health Care in the Mother Lode," hosted by Murphys Community Club, 7 p.m., Native Daughters Hall, 268 Main St., Murphys.
Calaveras County Farm Bureau, 7 p.m., Grange Hall, San Andreas, 772-3987.
Calaveras Public Utility District, 7 p.m., 152 St. Charles St., San Andreas, 754-9442.
Calaveras Unified School District Board of Directors, 7 p.m., 3304 B Highway 12, Suite B, San Andreas.