Maps

  • Groundwater flow in Brazoria County and nearby counties in 1950
  • Groundwater flow in Brazoria County and nearby counties in 2000
  • Actual Subsidence in Feet: 1906 - 2000 (as recorded by the Harris-Galveston Subsidence District)
  • Projected Subsidence in Feet: 1906 - 2050 (based on preliminary data)
  • Major Aquifer
  • Minor Aquifer

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