Southtowns Record

PBA07.09.2026packet

Government
Town of West Seneca
Board
Planning Board
Meeting
Jul 9, 2026, 6:00 p.m.
Posted by publisher
Jul 9, 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

Original document

Same meeting

Text · page 847 of 1493

Read the whole document on one page (all 1493 pages, each with its own heading)

23-4121 storm calcs - Proposed  Type II 24-hr 100-Year Rainfall=5.23"
Prepared by Carmina Wood Design  Printed 5/14/2026
HydroCAD® 10.20-8a s/n 05019 © 2025 HydroCAD Software Solutions LLC  Page 38

  Pond 1P: Detention Pond
  Hydrograph

  Inflow
  22.95 cfs  Primary
  24
  Inflow Area=253,441 sf
  22

  20
  Peak Elev=674.73'
  18
  Storage=34,966 cf
  16
  Flow (cfs)

  14

  12

  10

  8

  6
  3.45 cfs
  4

  2

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

  Page 847 of 1493