Calendar of Events « All Programs This program has passed. Hahamongna Watershed Park Sunday, May 19 at 4:40 am Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: Sunday, May 19, 2024 Time: 4:40 am Venue Hahamongna Watershed Park 4550 Oak Grove Dr Pasadena, CA 91103 United States + Google Map