Payton Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1987
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Rough Hollow Quadrangle

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:24000
Date: 1987
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Water Quality of Canyon Lake, Central Texas (open access)

Water Quality of Canyon Lake, Central Texas

This report summarizes the water quality records collected during the surveys conducted by US Geological Survey and explains the seasonal and areal variations in the concentrations of selected chemical constituents.
Date: October 1987
Creator: Roddy, W. R. & Waddell, K. M. (Kidd M.), 1937-
Object Type: Report
System: The Portal to Texas History