Southtowns Record

5A.-ENGINEER'S REPORT

Government
Town of Aurora
Board
Town Board
Meeting
Feb 4, 2026
Kind
Other
Topics
Water, sewer and drainage, Zoning and land use, Public safety

Original document

Same meeting

Text · page 319 of 351

Read the whole document on one page (all 351 pages, each with its own heading)

WNY-2500056.00_HydroCAD  extreme_precip_tables_output (29) 24-hr S1 100-yr Rainfall=5.25"
Prepared by Greenman-Pedersen, Inc  Printed 12/18/2025
HydroCAD® 10.20-7a s/n 04560 © 2025 HydroCAD Software Solutions LLC  Page 244

  Hydrograph for Pond SWALE: SWALE

  Time  Inflow  Storage  Elevation  Primary  Time  Inflow  Storage  Elevation  Primary
(hours)  (cfs)  (cubic-feet)  (feet)  (cfs)  (hours)  (cfs)  (cubic-feet)  (feet)  (cfs)
  0.00  0.00  0  900.00  0.00  18.00  0.02  520  900.80  0.02
  0.50  0.00  0  900.00  0.00  18.50  0.02  516  900.79  0.02
  1.00  0.00  0  900.00  0.00  19.00  0.02  513  900.79  0.02
  1.50  0.00  1  900.00  0.00  19.50  0.02  510  900.79  0.02
  2.00  0.00  2  900.01  0.00  20.00  0.02  507  900.78  0.02
  2.50  0.00  5  900.01  0.00  20.50  0.02  505  900.78  0.02
  3.00  0.00  10  900.02  0.00  21.00  0.02  503  900.78  0.02
  3.50  0.00  16  900.04  0.00  21.50  0.02  501  900.78  0.02
  4.00  0.00  23  900.06  0.00  22.00  0.01  499  900.77  0.02
  4.50  0.01  32  900.08  0.00  22.50  0.01  497  900.77  0.02
  5.00  0.01  41  900.10  0.00  23.00  0.01  495  900.77  0.01
  5.50  0.01  53  900.12  0.00  23.50  0.01  494  900.77  0.01
  6.00  0.01  66  900.15  0.00  24.00  0.01  493  900.77  0.01
  6.50  0.01  82  900.18  0.00
  7.00  0.01  101  900.22  0.00
  7.50  0.01  123  900.26  0.00
  8.00  0.02  149  900.30  0.00
  8.50  0.02  180  900.35  0.00
  9.00  0.02  216  900.41  0.00
  9.50  0.03  260  900.47  0.00
  10.00  0.03  314  900.55  0.00
  10.50  0.04  384  900.64  0.00
  11.00  0.06  475  900.75  0.01
  11.50  0.11  575  900.86  0.05
  12.00  1.14  1,073  901.31  0.19
  12.50  0.46  1,960  901.92  1.27
  13.00  0.10  1,371  901.53  0.91
  13.50  0.07  805  901.08  0.23
  14.00  0.05  643  900.93  0.10
  14.50  0.05  590  900.87  0.06
  15.00  0.04  566  900.85  0.05
  15.50  0.03  552  900.83  0.04
  16.00  0.03  542  900.82  0.04
  16.50  0.03  535  900.81  0.03
  17.00  0.03  529  900.81  0.03
  17.50  0.02  524  900.80  0.03