Numbered Report 270 | Texas Water Development Board

Report 270 by Carole L. Loskot, William M. Sandeen and C. R. Follett, U.S. Geological Survey | July 1982

  • Report 270 - Ground-Water Resources of Colorado, Lavaca and Wharton Counties, Texas (pdf - 3.5MB)
  • Figure 2 (pdf - 4.61MB) - Average Monthly Precipitation at Columbus, Pierce, and Hallettsville, and Average Monthly Temperature at Pierce and Hallettsville
  • Figure 4 (pdf - 2.38MB) - Geology of Colorado, Lavaca and Wharton Counties
  • Figure 5 (pdf - 4.61MB) - Geohydrologic Section A-A'. Jackson, Wharton and Fort Bend Counties
  • Figure 6 (pdf - 4.68MB) - Geohydrologic Section B-B', DeWitt, Lavaca, Colorado and Austin Counties
  • Figure 7 (pdf - 4.66MB) - Geohydrologic Section C-C', Fayette, Lavaca, Wharton and Matagorda Counties
  • Figure 8 (pdf - 4.62MB) - Geohydrologic Section D-D'. Fayette, Colorado, Wharton and Matagorda Counties
  • Figure 9 (pdf - 4.76MB) - Approximate Altitude of the Base of the Evangeline Aquifer
  • Figure 10 (pdf - 4.72MB) - Approximate Altitude of the Base of the Chicot Aquifer
  • Figure 14 (pdf - 4.60MB) - Approximate Altitude of Water Levels in Wells Screened in the Chicot Aquifer in 1902
  • Figure 15 (pdf - 2.06MB) - Approximate Altitude of Water Levels in Wells Screened in the Evangeline and Chicot Aquifers, 1934-37 and 1947
  • Figure 16 (pdf - 2.13MB) - Approximate Altitude of Water Levels in Wells Screened in the Chicot Aquifer, 1959-60 and 1975
  • Figure 17 (pdf - 2.00MB) - Approximate Altitude of Water Levels in Wells Screened in the Evangeline Aquifer, 1959-60 and 1975
  • Figure 18 (pdf - 4.87MB) - Hydrographs Showing Fluctuations of Water Levels in Selected Wells Screened in the Evangeline and Chicot Aquifers
  • Figure 19 (pdf - 4.75MB) - Approximate Decline of Water Levels in Wells Screened in the Chicot Aquifer, 1947-75
  • Figure 22 (pdf - 4.82MB) - Chemical Quality of Ground Water from Selected Wells in the Various Aquifers
  • Figure 23 (pdf - 4.81MB) - Approximate Altitude of the Base of Fresh Water
  • Figure 24 (pdf - 4.73MB) - Approximate Altitude of the Base of Slightly Saline Water
  • Figure 25 (pdf - 4.58MB) - Locations of Oil and Gas Fields
  • Figure 27 (pdf - 4.59MB) - Approximate Aggregate Thickness of Sands Containing Fresh Water in the Chicot Aquifer
  • Figure 28 (pdf - 4.50MB) - Approximate Aggregate Thickness of Sands Containing Fresh Water in the Evangeline Aquifer
  • Figure 29 (pdf - 4.72MB) - Transmissivity Values and Areas Most Favorable for the Future Development of Fresh Water in the Chicot and Evangeline Aquifers
  • Figure 30 (pdf - 4.79MB) - Locations of Wells and Test Holes in Colorado County
  • Figure 31 (pdf - 4.75MB) - Locations of Wells and Test Holes in Lavaca County
  • Figure 32 (pdf - 4.75MB) - Locations of Wells and Test Holes in Wharton County
  • Page 34 (pdf - 2.33MB) - Includes Figure 11: Approximate Withdrawals of Ground Water by Usage and by Aquifer in Colorado County, 1901-1974
  • Page 35 (pdf - 2.43MB) - Includes Figure 12: Approximate Withdrawals of Ground Water by Usage and by Aquifer in Lavaca County, 1948-1974
  • Page 36 (pdf - 2.34MB) - Includes Figure 13: Approximate Withdrawals of Ground Water by Usage and by Aquifer in Wharton County, 1901-1974
  • Page 66 (pdf - 3.50MB) - Includes Figure 26: Comparison Between Surface-Casing Requirements in Oil and Gas Fields and the Base of Sands Containing Fresh and Slightly Saline Water
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