Loading view. There were no results found. There were no results found. Events John Martin Reservoir John Martin Reservoir 29955 County Road 25.75 Hasty, 81044 Get Directions 719-336-9711 https://www.spa.usace.army.mil/Missions/Civil-Works/Recreation/John-Martin-Reservoir/ Today Upcoming Upcoming Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file