FREE. As part of the city of Santa Rosa’s Drought Drop By event, pick up free kit with water-saving devices, such as WaterSense showerheads & faucet aerators & self-closing garden hose nozzles. 8 a.m.–noon. Two Santa Rosa locations: Youth Community Park, 1701 Fulton Rd.; Colgan Creek Park, 2036 Bedford St. srcity.org/droughtdropby.