2026 02 12 Crestmont CC and Eagle Rock Ave Stormwater Management Report

Pond Report File: Eagle Rock Proposed (Current).hys Hydrology Studio v 3.0.0.39 10-21-2025 SSBB-1 Stage-Storage User Defined Contours Stage / Storage Table Description Input Stage Elevation Contour Area Incr. Storage Total Storage (ft) (ft) (sqft) (cuft) (cuft) Bottom Elevation, ft 534.00 0.00 534.00 4,713 0.000 0.000 Voids (%) 100.00 1.00 535.00 4,938 4,825 4,825 Volume Calc Conic 2.00 536.00 5,145 5,041 9,865 3.00 537.00 5,354 5,249 15,114 4.00 538.00 5,649 5,500 20,614 5.00 539.00 6,413 6,026 26,641 Stage-Storage 539 5 538 4 537 3 536

3 536 2 535 1 534 0 0 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 22000 24000 26000 Total Storage (cuft) 2-yr 10-yr 25-yr 100-yr Contours