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Groundwater Resources of the Queen City Aquifer: Bastrop and Lee Counties, Texas

Groundwater Resources of the Queen City Aquifer: Bastrop and Lee Counties, Texas. Katie Kier GIS in Water Resources December 3, 2002. Outline. Introduction Setting Methods Results and Discussion Conclusions. Introduction. Rule of Capture, 1904 Senate Bill One

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Groundwater Resources of the Queen City Aquifer: Bastrop and Lee Counties, Texas

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  1. Groundwater Resources of the Queen City Aquifer: Bastrop and Lee Counties, Texas Katie Kier GIS in Water Resources December 3, 2002

  2. Outline • Introduction • Setting • Methods • Results and Discussion • Conclusions

  3. Introduction • Rule of Capture, 1904 • Senate Bill One • Regional Water Planning Groups • Groundwater Conservation Districts • Lost Pines GCD

  4. Groundwater Conservation Districts of Texas Lost Pines GCD N

  5. Setting Queen City Formation N

  6. Methods • Database organization • GAM projections used • Contouring • Hand Contouring v. Kriging

  7. Water Quality Mapping

  8. Water Quality Mapping

  9. Water Quality Mapping

  10. Water Quality Mapping

  11. Conclusions • ArcGIS is great for the spatial display of water quality data • Kriging is not the best option for displaying trends in groundwater data • The Lost Pines GCD would be advised to drill future wells in the areas with the lowest TDS concentrations

  12. References • Texas Water Development Board Website: www.twdb.state.tx.us

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