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 742 of 849

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Part III.B.2.e.iii.
iii. A Stormwater Modeling and Analysis Report that includes:

  (i)  Map(s) showing pre-development conditions, including
  watershed/subcatchments boundaries, flow
  paths/routing, and design points; and

  (ii)  Map(s) showing post-development conditions, including
  watershed/subcatchments boundaries, flow
  paths/routing, design points and SMPs; and

  (iii)  Results of stormwater modeling (i.e. hydrology and
  hydraulic analysis) for the required storm events. Include
  supporting calculations (model runs), methodology, and a
  summary table that compares pre- and post-development
  runoff rates and volumes for the different storm events;
  and

  (iv)  Summary table, with supporting calculations, which
  demonstrates that each SMP has been designed in
  conformance with the sizing criteria included in the DM;
  and

  (v)  Identification of any sizing criteria that is not required
  based on the requirements included in Part II.C.; and

  (vi)  Identification of any elements of the design that are not in
  conformance with the performance criteria in the DM.
  Include the reason(s) for the deviation or alternative
  design and provide information which demonstrates that
  the deviation or alternative design is equivalent to the
  DM.

iv. Soil testing results and locations (test pits, borings); and

v. Infiltration test results, when required in accordance with Part
  III.B.2.a.; and

vi. An operations and maintenance plan that includes inspection and
  maintenance schedules and actions to ensure continuous and
  effective operation of each SMP. The plan must identify the entity

  36

  Page 742 of 849