PBA06.11.2026packet

Government: Town of West Seneca
Board: Planning Board
Meeting: Jun 11, 2026, 6:00 p.m.
Posted by publisher: Jun 3, 2026
Kind: Agenda packet
Topics: Water, sewer and drainage, Housing, Zoning and land use, Roads and traffic, Parks and recreation, Budget and taxes, Public safety

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23-4121 storm calcs - Proposed  Type II 24-hr 1-Year Rainfall=1.87"
Prepared by Carmina Wood Design  Printed 5/14/2026
HydroCAD® 10.20-8a s/n 05019 © 2025 HydroCAD Software Solutions LLC  Page 14

  Pond 1P: Detention Pond
  Hydrograph

  Inflow
  6  5.40 cfs  Primary

  Inflow Area=253,441 sf
  5  Peak Elev=671.04'
  Storage=5,335 cf
  4
  Flow (cfs)

  3

  1.94 cfs
  2

  1

  0
  5  10  15  20  25  30  35  40  45  50  55  60  65  70
  Time (hours)

  Page 536 of 849