Downtown waterline information meeting, 8:30 a.m., City Hall, Sixth and Massachusetts streets.
Immunization clinic by Lawrence-Douglas County Health Department, 9:30 a.m.-11:30 a.m. and 1 p.m.-4:30 p.m., 200 Maine, 843-0721.
City budget hearings, 2 p.m. City Hall, Sixth and Massachusetts streets.
Lawrence Farmers Market, 4 p.m.-6 p.m., 1020 Vt.
Big Brothers Big Sisters of Douglas County informational meeting, 5:15 p.m., 1525 W. Sixth St., Suite A, 843-7359.
Lawrence City Commission meeting, 6:35 p.m., City Hall, Sixth and Massachusetts streets.
Seminar: Living with Arthritis, with specialist information on surgical and nonsurgical options, 7 p.m.-8 p.m., TherapyWorks P.A., 1112 W. Sixth St., Suite 120, free, register at 749-1300.
Civil Air Patrol informational meeting, 7 p.m.-9:30 p.m., Kansas National Guard Armory, 200 Iowa, 841-0752.