Numbered Report 305 | Texas Water Development Board

Report 305 by John B. Ashworth | April 1988

  • Report 305 - Ground-Water Resources of the Nacatoch Aquifer (pdf - 3.37MB)
  • Figure 3 (pdf - 1.46MB) - Average Annual Climatic Conditions in Northeast Texas
  • Figure 5 (pdf - 1.02MB) - Approximate Altitude of and Depth to the Top of the Nacatoch Formation or Upper Navarro Marl
  • Figure 6 (pdf - 1.12MB) - Approximate Altitude of and Depth to the Base of the Lowest Sand in the Nacatoch Formation
  • Figure 7 (pdf - 1.09MB) - Approximate Net Sand Thickness of the Nacatoch Formation
  • Figure 10 (pdf - 1.06MB) - Approximate Altitude of and Depth to Water Levels in Wells Completed in the Nacatoch Formation and Alluvium, Fall & Winter, 1982
  • Figures 11 & 12 (pdf - 1.29MB) - Hydrographs of Water Levels in Wells and Average Precipitation Levels
  • Figure 13 (pdf - 0.99MB) - Sodium, Chloride, Hardness and Dissolved-Solids Content in Water from Selected Wells
  • Figure 15 (pdf - 0.69MB) - Location of Geologic Sections
  • Figures 16-18 (pdf - 0.86MB) - Geologic Sections, A-A', A'-A", and A"-A"', Showing Lateral Correlation of Sand Units
  • Figures 19-24 (pdf - 2.03MB) - Geologic Sections B-B', C-C', D-D', E-E', F-F' and G-G'
  • Figures 25-27 (pdf - 2.10MB) - Results from Test Holes
  • Figures 28 & 29 (pdf - 2.01MB) - Results from Test Holes
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