Celebrate Creek Week from Saturday, September 19-Friday, September 25, when participants will nurture and explore local creeks in new ways. Virtual Creek Week activities include a creek to coast cleanup, guided nature walk, downtown underground tour, scavenger hunt, and more. Sign up for one or more in-person events or participate virtually by completing activities online. Registration for in-person events is required. Registration for events may be closed before Creek Week based on number of registrants. See a full schedule and specific locations at srcity.org/2290/Creek-Week-2026.