Officials have stated that Garmin- and Lowrance-based maps will be the only maps updated going forward. SDGFP will no longer be updating the Magellan maps due to low usage and programming constraints.
SDGFP updates Lowrance and Garmin GPS maps
PIERRE — South Dakota Game, Fish and Parks has added more than 3,000 acres of public land to the state's GPS maps since the August update. Most of this ground is in the northeastern part of the state.