Litter Pick Up Saturday, October 11 @9:00am – 11.00am White Tank Mountain Regional Park 20304 W. White Tank Mountain Road, Waddell Meet at 8:45am at the Nature Center/Library parking lot. Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: October 11, 2025 Time: 9:00 am – 11:00 am Event Category: ALL Venue White Tank Mountain Regional Park 20304 W White Tank Mountain Rd Waddell, AZ 85355 United States + Google Map