About this trail
Flat Nasty 6605 is a 1.9 mile difficult trail at Bogus Trail System in South Dakota. The mapped route runs from 44.1021, -103.4064 to 44.1126, -103.3923. It climbs about 128 ft, topping out at 4,449 ft. It is managed for 4WD use from May 15 to Oct 31. Route geometry comes from the US Forest Service Trails dataset.


