PBA05.14.2026packet

Government: Town of West Seneca
Board: Planning Board
Meeting: May 14, 2026, 6:00 p.m.
Posted by publisher: May 12, 2026
Kind: Agenda packet
Topics: Water, sewer and drainage, Zoning and land use, Housing, Roads and traffic, Budget and taxes, Parks and recreation, Public safety

Original document

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Same meeting

Agenda: PBA05.14.2026

Text · page 194 of 359

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D_App D_Pre-Development Model  Multi-Event Tables
Prepared by Labella Associates  Printed 4/17/2026
HydroCAD® 10.20-7a s/n 09581 © 2025 HydroCAD Software Solutions LLC  Page 18

  Events for Subcatchment ES-2: E Site

Event Rainfall  Runoff  Volume  Depth
  (inches)  (cfs)  (acre-feet) (inches)
  1-yr  1.82  1.42  0.139  0.49
 10-yr  3.14  4.40  0.400  1.42
100-yr  5.22  10.17  0.895  3.18

  Page 194 of 359