Lightning Cr and Twentymile Cr wind through the arid drainage basins of Niobrara County, shaping a landscape defined by seasonal water management and ranching infrastructure. This high plains territory is punctuated by essential water catchments such as Sides Number 1 Reservoir and the Obrien Number 1 Reservoir, which serve as vital resources in a region where surface water is sparse. The terrain transitions from the etched drainages of Twentymile Gulch to more open areas where small-scale reservoirs like Wildcat Reservoir are tucked into the folds of the land.
16 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
This is the sole edition of this map. No revisions or reprints were ever made.
1955 · Newcastle
USGS Topo · 1:250,000
1958 · Newcastle
USGS Topo · 1:250,000
1981 · Calf Draw
USGS Topo · 1:24,000
1981 · Mercer Draw
USGS Topo · 1:24,000
1981 · Rabbit Mountains
USGS Topo · 1:24,000
1981 · Dixon Ranch
USGS Topo · 1:24,000
1981 · Lance Creek NW
USGS Topo · 1:24,000
1981 · Boggy Reservoir
USGS Topo · 1:24,000
1981 · Funny Rock
USGS Topo · 1:24,000
1981 · Lance Creek
USGS Topo · 1:24,000