
The Watershed Alliance of Southwest Washington and the city of Ridgefield will host a Martin Luther King Jr. Day of Service tree planting at Horn Corner from 9 a.m. to noon Jan. 20, located at 4405 S. Settler Drive, Ridgefield. Volunteers should dress for the weather with long pants, rainboots or waterproof shoes. Volunteers should bring snacks and water. Register at thewatershedalliance.org/event/2025-martin-luther-king-jr-day-of-service/.