Thunderhead Falls Tunnel USGS Pactola Dam Quad, South Dakota, Topographic Map

Thunderhead Falls Tunnel is a Tunnel in the state of South Dakota (county of Pennington), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 44.05832 and W -103.41352. Thunderhead Falls Tunnel is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Pactola Dam quad. The nearest major town is Pactola Lake, SD.