
The High Plains of the Texas Panhandle converge at the tri-county junction of Deaf Smith, Castro, and Parmer counties, where the small community of Summerfield anchors the landscape. A diagonal corridor follows the Railroad Rd and state highway, connecting the local grain-handling facilities and rail-oriented economy between Black and the northeast corner of the sheet. The terrain is marked by the subtle depression of Frio Draw, which winds through the southern portion of the quadrangle, and the presence of Frye Lake, illustrating the characteristic playa lake drainage patterns of the Llano Estacado. This 2022 survey captures the grid-like precision of the regional road network, from Fm 1172 to Fm 1057, documenting the persistent agricultural structure of these rural Panhandle settlements where cattle and crops remain the primary drivers of the landscape.
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This is the sole edition of this map. No revisions or reprints were ever made.