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 507 of 849

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

23-4121 storm calcs - Existing
Prepared by Carmina Wood Design  Printed 5/14/2026
HydroCAD® 10.20-8a s/n 05019 © 2025 HydroCAD Software Solutions LLC  Page 2

  Rainfall Events Listing

  Event#  Event  Storm Type  Curve  Mode  Duration  B/B  Depth  AMC
  Name  (hours)  (inches)
  1  1-Year  Type II 24-hr  Default  24.00  1  1.87  2
  2  10-Year  Type II 24-hr  Default  24.00  1  3.14  2
  3  25-Year  Type II 24-hr  Default  24.00  1  3.84  2
  4  100-Year  Type II 24-hr  Default  24.00  1  5.23  2

  Page 507 of 849