Southtowns Record

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

Original document

Same meeting

Text · page 254 of 849

Read the whole document on one page (all 849 pages, each with its own heading)

E_App E_Post-Development Model  NY-West Seneca 24-hr S1 100-yr Rainfall=5.22"
Prepared by Labella Associates  Printed 4/20/2026
HydroCAD® 10.20-7a s/n 09581 © 2025 HydroCAD Software Solutions LLC  Page 58

  Pond BIO-3: Filtration Bioretention
  Hydrograph

  4.23 cfs  Inflow
  Outflow
  Inflow Area=0.677 ac  Primary
  Secondary
  Tertiary
  3.61 cfs  Peak Elev=596.27'
  4
  3.57 cfs  Storage=2,865 cf

  3
  Flow (cfs)

  2

  1
  0.04 cfs

  0.00 cfs
  0
  0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72
  Time (hours)

  Page 254 of 849