Dates for the Lampasas “The Toughest 10K in Texas” are SetDates for the Lampasas “The Toughest 10K in Texas” are SetDates are set for The Toughest 10k in Lampasas. Mark your calendar for July 11th to take part in this fantastic event to benefit the Lampasas community.Aaron Zytle (AZ)Aaron Zytle (AZ)