Daisy Mitigation Bank is located in the Sabine River drainage. Counties in the primary, secondary and tertiary service areas include Rains, Hunt, Rockwall, Collin, Kaufman, Van Zandt, Wood, Smith, Hopkins, Rusk, Upshur, Gregg, Harrison, Panola, Shelby, Sabine, San Augustine, Shelby and Newton.

The Daisy Mitigation Bank Service Area boundaries are defined in the table below. All Service Areas are confined to the boundaries of the USACE Fort Worth District and the State of Texas.