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Preconstruction Conditions-HydroCAD Report
1S AREA E01 2S AREA E02 3S AREA E03 4P DP#1 5P DP#2 6P DP#3 Routing Diagram for 20110084A71_Pre_Conditions Prepared by {enter your company name here}, Printed 5/20/2022 HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcat Reach Pond Link Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 2HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Time span=0.00-30.00 hrs, dt=0.05 hrs, 601 points Runoff by SCS TR-20 method, UH=SCS, Weighted-CN Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Runoff Area=257,987 sf 0.00% Impervious Runoff Depth=0.02"Subcatchment 1S: AREA E01 Flow Length=674' Tc=8.4 min CN=45 Runoff=0.02 cfs 0.012 af Runoff Area=67,759 sf 0.00% Impervious Runoff Depth=0.00"Subcatchment 2S: AREA E02 Flow Length=464' Tc=6.0 min CN=37 Runoff=0.00 cfs 0.000 af Runoff Area=27,777 sf 0.00% Impervious Runoff Depth=0.13"Subcatchment 3S: AREA E03 Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 Runoff=0.02 cfs 0.007 af Inflow=0.02 cfs 0.012 afPond 4P: DP#1 Primary=0.02 cfs 0.012 af Inflow=0.00 cfs 0.000 afPond 5P: DP#2 Primary=0.00 cfs 0.000 af Inflow=0.02 cfs 0.007 afPond 6P: DP#3 Primary=0.02 cfs 0.007 af Total Runoff Area = 8.116 ac Runoff Volume = 0.019 af Average Runoff Depth = 0.03" 100.00% Pervious = 8.116 ac 0.00% Impervious = 0.000 ac Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 3HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 1S: AREA E01 Runoff =0.02 cfs @ 16.99 hrs, Volume=0.012 af, Depth= 0.02" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 2-YR Rainfall=3.00" Area (sf) CN Description 104,945 35 Brush, Fair, HSG A 11,446 70 Brush, Fair, HSG C 17,852 96 Gravel surface, HSG A 1,115 96 Gravel surface, HSG C 11,914 49 50-75% Grass cover, Fair, HSG A 87,503 36 Woods, Fair, HSG A 23,212 73 Woods, Fair, HSG C 257,987 45 Weighted Average 257,987 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 6.2 50 0.1200 0.13 Sheet Flow, A-B Woods: Light underbrush n= 0.400 P2= 3.00" 0.4 85 0.0470 3.49 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.5 147 0.0950 4.96 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.1 37 0.1500 6.24 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.6 130 0.0500 3.60 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.0 24 0.2500 8.05 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 0.6 201 0.1200 5.58 Shallow Concentrated Flow, G-H Unpaved Kv= 16.1 fps 8.4 674 Total Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 4HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 1S: AREA E01 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.018 0.017 0.016 0.015 0.014 0.013 0.012 0.011 0.01 0.009 0.008 0.007 0.006 0.005 0.004 0.003 0.002 0.001 0 Type III 24-hr 2-YR Rainfall=3.00" Runoff Area=257,987 sf Runoff Volume=0.012 af Runoff Depth=0.02" Flow Length=674' Tc=8.4 min CN=45 0.02 cfs Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 5HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 2S: AREA E02 [45] Hint: Runoff=Zero Runoff =0.00 cfs @ 0.00 hrs, Volume=0.000 af, Depth= 0.00" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 2-YR Rainfall=3.00" Area (sf) CN Description 33,518 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 760 96 Gravel surface, HSG A 1,739 49 50-75% Grass cover, Fair, HSG A 31,742 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 67,759 37 Weighted Average 67,759 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 4.6 56 0.0450 0.20 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" 0.1 37 0.1800 6.83 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.2 61 0.0980 5.04 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.2 47 0.0400 3.22 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.7 204 0.0880 4.78 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.1 59 0.1800 6.83 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 5.9 464 Total, Increased to minimum Tc = 6.0 min Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 6HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 2S: AREA E02 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)1 0 Type III 24-hr 2-YR Rainfall=3.00" Runoff Area=67,759 sf Runoff Volume=0.000 af Runoff Depth=0.00" Flow Length=464' Tc=6.0 min CN=37 0.00 cfs Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 7HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 3S: AREA E03 Runoff =0.02 cfs @ 12.52 hrs, Volume=0.007 af, Depth= 0.13" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 2-YR Rainfall=3.00" Area (sf) CN Description 0 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 1,679 96 Gravel surface, HSG A 26,098 49 50-75% Grass cover, Fair, HSG A 0 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 27,777 52 Weighted Average 27,777 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 9.9 128 0.0350 0.22 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" Subcatchment 3S: AREA E03 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.018 0.017 0.016 0.015 0.014 0.013 0.012 0.011 0.01 0.009 0.008 0.007 0.006 0.005 0.004 0.003 0.002 0.001 0 Type III 24-hr 2-YR Rainfall=3.00" Runoff Area=27,777 sf Runoff Volume=0.007 af Runoff Depth=0.13" Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 0.02 cfs Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 8HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 4P: DP#1 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =5.923 ac, 0.00% Impervious, Inflow Depth = 0.02" for 2-YR event Inflow =0.02 cfs @ 16.99 hrs, Volume=0.012 af Primary =0.02 cfs @ 16.99 hrs, Volume=0.012 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 4P: DP#1 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.018 0.017 0.016 0.015 0.014 0.013 0.012 0.011 0.01 0.009 0.008 0.007 0.006 0.005 0.004 0.003 0.002 0.001 0 Inflow Area=5.923 ac 0.02 cfs 0.02 cfs Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 9HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 5P: DP#2 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =1.556 ac, 0.00% Impervious, Inflow Depth = 0.00" for 2-YR event Inflow =0.00 cfs @ 0.00 hrs, Volume=0.000 af Primary =0.00 cfs @ 0.00 hrs, Volume=0.000 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 5P: DP#2 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)1 0 Inflow Area=1.556 ac 0.00 cfs 0.00 cfs Type III 24-hr 2-YR Rainfall=3.00"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 10HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 6P: DP#3 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =0.638 ac, 0.00% Impervious, Inflow Depth = 0.13" for 2-YR event Inflow =0.02 cfs @ 12.52 hrs, Volume=0.007 af Primary =0.02 cfs @ 12.52 hrs, Volume=0.007 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 6P: DP#3 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.018 0.017 0.016 0.015 0.014 0.013 0.012 0.011 0.01 0.009 0.008 0.007 0.006 0.005 0.004 0.003 0.002 0.001 0 Inflow Area=0.638 ac 0.02 cfs 0.02 cfs Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 11HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Time span=0.00-30.00 hrs, dt=0.05 hrs, 601 points Runoff by SCS TR-20 method, UH=SCS, Weighted-CN Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Runoff Area=257,987 sf 0.00% Impervious Runoff Depth=0.30"Subcatchment 1S: AREA E01 Flow Length=674' Tc=8.4 min CN=45 Runoff=0.62 cfs 0.146 af Runoff Area=67,759 sf 0.00% Impervious Runoff Depth=0.07"Subcatchment 2S: AREA E02 Flow Length=464' Tc=6.0 min CN=37 Runoff=0.01 cfs 0.009 af Runoff Area=27,777 sf 0.00% Impervious Runoff Depth=0.59"Subcatchment 3S: AREA E03 Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 Runoff=0.23 cfs 0.031 af Inflow=0.62 cfs 0.146 afPond 4P: DP#1 Primary=0.62 cfs 0.146 af Inflow=0.01 cfs 0.009 afPond 5P: DP#2 Primary=0.01 cfs 0.009 af Inflow=0.23 cfs 0.031 afPond 6P: DP#3 Primary=0.23 cfs 0.031 af Total Runoff Area = 8.116 ac Runoff Volume = 0.186 af Average Runoff Depth = 0.28" 100.00% Pervious = 8.116 ac 0.00% Impervious = 0.000 ac Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 12HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 1S: AREA E01 Runoff =0.62 cfs @ 12.41 hrs, Volume=0.146 af, Depth= 0.30" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 10-YR Rainfall=4.50" Area (sf) CN Description 104,945 35 Brush, Fair, HSG A 11,446 70 Brush, Fair, HSG C 17,852 96 Gravel surface, HSG A 1,115 96 Gravel surface, HSG C 11,914 49 50-75% Grass cover, Fair, HSG A 87,503 36 Woods, Fair, HSG A 23,212 73 Woods, Fair, HSG C 257,987 45 Weighted Average 257,987 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 6.2 50 0.1200 0.13 Sheet Flow, A-B Woods: Light underbrush n= 0.400 P2= 3.00" 0.4 85 0.0470 3.49 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.5 147 0.0950 4.96 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.1 37 0.1500 6.24 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.6 130 0.0500 3.60 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.0 24 0.2500 8.05 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 0.6 201 0.1200 5.58 Shallow Concentrated Flow, G-H Unpaved Kv= 16.1 fps 8.4 674 Total Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 13HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 1S: AREA E01 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.65 0.6 0.55 0.5 0.45 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 0 Type III 24-hr 10-YR Rainfall=4.50" Runoff Area=257,987 sf Runoff Volume=0.146 af Runoff Depth=0.30" Flow Length=674' Tc=8.4 min CN=45 0.62 cfs Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 14HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 2S: AREA E02 Runoff =0.01 cfs @ 15.28 hrs, Volume=0.009 af, Depth= 0.07" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 10-YR Rainfall=4.50" Area (sf) CN Description 33,518 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 760 96 Gravel surface, HSG A 1,739 49 50-75% Grass cover, Fair, HSG A 31,742 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 67,759 37 Weighted Average 67,759 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 4.6 56 0.0450 0.20 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" 0.1 37 0.1800 6.83 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.2 61 0.0980 5.04 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.2 47 0.0400 3.22 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.7 204 0.0880 4.78 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.1 59 0.1800 6.83 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 5.9 464 Total, Increased to minimum Tc = 6.0 min Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 15HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 2S: AREA E02 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.014 0.013 0.012 0.011 0.01 0.009 0.008 0.007 0.006 0.005 0.004 0.003 0.002 0.001 0 Type III 24-hr 10-YR Rainfall=4.50" Runoff Area=67,759 sf Runoff Volume=0.009 af Runoff Depth=0.07" Flow Length=464' Tc=6.0 min CN=37 0.01 cfs Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 16HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 3S: AREA E03 Runoff =0.23 cfs @ 12.21 hrs, Volume=0.031 af, Depth= 0.59" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 10-YR Rainfall=4.50" Area (sf) CN Description 0 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 1,679 96 Gravel surface, HSG A 26,098 49 50-75% Grass cover, Fair, HSG A 0 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 27,777 52 Weighted Average 27,777 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 9.9 128 0.0350 0.22 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" Subcatchment 3S: AREA E03 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.24 0.22 0.2 0.18 0.16 0.14 0.12 0.1 0.08 0.06 0.04 0.02 0 Type III 24-hr 10-YR Rainfall=4.50" Runoff Area=27,777 sf Runoff Volume=0.031 af Runoff Depth=0.59" Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 0.23 cfs Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 17HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 4P: DP#1 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =5.923 ac, 0.00% Impervious, Inflow Depth = 0.30" for 10-YR event Inflow =0.62 cfs @ 12.41 hrs, Volume=0.146 af Primary =0.62 cfs @ 12.41 hrs, Volume=0.146 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 4P: DP#1 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.65 0.6 0.55 0.5 0.45 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 0 Inflow Area=5.923 ac 0.62 cfs 0.62 cfs Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 18HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 5P: DP#2 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =1.556 ac, 0.00% Impervious, Inflow Depth = 0.07" for 10-YR event Inflow =0.01 cfs @ 15.28 hrs, Volume=0.009 af Primary =0.01 cfs @ 15.28 hrs, Volume=0.009 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 5P: DP#2 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.014 0.013 0.012 0.011 0.01 0.009 0.008 0.007 0.006 0.005 0.004 0.003 0.002 0.001 0 Inflow Area=1.556 ac 0.01 cfs 0.01 cfs Type III 24-hr 10-YR Rainfall=4.50"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 19HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 6P: DP#3 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =0.638 ac, 0.00% Impervious, Inflow Depth = 0.59" for 10-YR event Inflow =0.23 cfs @ 12.21 hrs, Volume=0.031 af Primary =0.23 cfs @ 12.21 hrs, Volume=0.031 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 6P: DP#3 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.24 0.22 0.2 0.18 0.16 0.14 0.12 0.1 0.08 0.06 0.04 0.02 0 Inflow Area=0.638 ac 0.23 cfs 0.23 cfs Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 20HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Time span=0.00-30.00 hrs, dt=0.05 hrs, 601 points Runoff by SCS TR-20 method, UH=SCS, Weighted-CN Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Runoff Area=257,987 sf 0.00% Impervious Runoff Depth=0.51"Subcatchment 1S: AREA E01 Flow Length=674' Tc=8.4 min CN=45 Runoff=1.41 cfs 0.250 af Runoff Area=67,759 sf 0.00% Impervious Runoff Depth=0.17"Subcatchment 2S: AREA E02 Flow Length=464' Tc=6.0 min CN=37 Runoff=0.04 cfs 0.022 af Runoff Area=27,777 sf 0.00% Impervious Runoff Depth=0.89"Subcatchment 3S: AREA E03 Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 Runoff=0.43 cfs 0.047 af Inflow=1.41 cfs 0.250 afPond 4P: DP#1 Primary=1.41 cfs 0.250 af Inflow=0.04 cfs 0.022 afPond 5P: DP#2 Primary=0.04 cfs 0.022 af Inflow=0.43 cfs 0.047 afPond 6P: DP#3 Primary=0.43 cfs 0.047 af Total Runoff Area = 8.116 ac Runoff Volume = 0.320 af Average Runoff Depth = 0.47" 100.00% Pervious = 8.116 ac 0.00% Impervious = 0.000 ac Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 21HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 1S: AREA E01 Runoff =1.41 cfs @ 12.31 hrs, Volume=0.250 af, Depth= 0.51" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 25-YR Rainfall=5.20" Area (sf) CN Description 104,945 35 Brush, Fair, HSG A 11,446 70 Brush, Fair, HSG C 17,852 96 Gravel surface, HSG A 1,115 96 Gravel surface, HSG C 11,914 49 50-75% Grass cover, Fair, HSG A 87,503 36 Woods, Fair, HSG A 23,212 73 Woods, Fair, HSG C 257,987 45 Weighted Average 257,987 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 6.2 50 0.1200 0.13 Sheet Flow, A-B Woods: Light underbrush n= 0.400 P2= 3.00" 0.4 85 0.0470 3.49 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.5 147 0.0950 4.96 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.1 37 0.1500 6.24 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.6 130 0.0500 3.60 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.0 24 0.2500 8.05 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 0.6 201 0.1200 5.58 Shallow Concentrated Flow, G-H Unpaved Kv= 16.1 fps 8.4 674 Total Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 22HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 1S: AREA E01 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)1 0 Type III 24-hr 25-YR Rainfall=5.20" Runoff Area=257,987 sf Runoff Volume=0.250 af Runoff Depth=0.51" Flow Length=674' Tc=8.4 min CN=45 1.41 cfs Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 23HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 2S: AREA E02 Runoff =0.04 cfs @ 13.69 hrs, Volume=0.022 af, Depth= 0.17" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 25-YR Rainfall=5.20" Area (sf) CN Description 33,518 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 760 96 Gravel surface, HSG A 1,739 49 50-75% Grass cover, Fair, HSG A 31,742 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 67,759 37 Weighted Average 67,759 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 4.6 56 0.0450 0.20 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" 0.1 37 0.1800 6.83 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.2 61 0.0980 5.04 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.2 47 0.0400 3.22 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.7 204 0.0880 4.78 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.1 59 0.1800 6.83 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 5.9 464 Total, Increased to minimum Tc = 6.0 min Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 24HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 2S: AREA E02 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.04 0.038 0.036 0.034 0.032 0.03 0.028 0.026 0.024 0.022 0.02 0.018 0.016 0.014 0.012 0.01 0.008 0.006 0.004 0.002 0 Type III 24-hr 25-YR Rainfall=5.20" Runoff Area=67,759 sf Runoff Volume=0.022 af Runoff Depth=0.17" Flow Length=464' Tc=6.0 min CN=37 0.04 cfs Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 25HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 3S: AREA E03 Runoff =0.43 cfs @ 12.17 hrs, Volume=0.047 af, Depth= 0.89" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 25-YR Rainfall=5.20" Area (sf) CN Description 0 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 1,679 96 Gravel surface, HSG A 26,098 49 50-75% Grass cover, Fair, HSG A 0 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 27,777 52 Weighted Average 27,777 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 9.9 128 0.0350 0.22 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" Subcatchment 3S: AREA E03 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.46 0.44 0.42 0.4 0.38 0.36 0.34 0.32 0.3 0.28 0.26 0.24 0.22 0.2 0.18 0.16 0.14 0.12 0.1 0.08 0.06 0.04 0.02 0 Type III 24-hr 25-YR Rainfall=5.20" Runoff Area=27,777 sf Runoff Volume=0.047 af Runoff Depth=0.89" Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 0.43 cfs Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 26HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 4P: DP#1 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =5.923 ac, 0.00% Impervious, Inflow Depth = 0.51" for 25-YR event Inflow =1.41 cfs @ 12.31 hrs, Volume=0.250 af Primary =1.41 cfs @ 12.31 hrs, Volume=0.250 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 4P: DP#1 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)1 0 Inflow Area=5.923 ac 1.41 cfs 1.41 cfs Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 27HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 5P: DP#2 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =1.556 ac, 0.00% Impervious, Inflow Depth = 0.17" for 25-YR event Inflow =0.04 cfs @ 13.69 hrs, Volume=0.022 af Primary =0.04 cfs @ 13.69 hrs, Volume=0.022 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 5P: DP#2 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.04 0.038 0.036 0.034 0.032 0.03 0.028 0.026 0.024 0.022 0.02 0.018 0.016 0.014 0.012 0.01 0.008 0.006 0.004 0.002 0 Inflow Area=1.556 ac 0.04 cfs 0.04 cfs Type III 24-hr 25-YR Rainfall=5.20"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 28HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 6P: DP#3 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =0.638 ac, 0.00% Impervious, Inflow Depth = 0.89" for 25-YR event Inflow =0.43 cfs @ 12.17 hrs, Volume=0.047 af Primary =0.43 cfs @ 12.17 hrs, Volume=0.047 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 6P: DP#3 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.45 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 0 Inflow Area=0.638 ac 0.43 cfs 0.43 cfs Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 29HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Time span=0.00-30.00 hrs, dt=0.05 hrs, 601 points Runoff by SCS TR-20 method, UH=SCS, Weighted-CN Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Runoff Area=257,987 sf 0.00% Impervious Runoff Depth=0.76"Subcatchment 1S: AREA E01 Flow Length=674' Tc=8.4 min CN=45 Runoff=2.81 cfs 0.376 af Runoff Area=67,759 sf 0.00% Impervious Runoff Depth=0.32"Subcatchment 2S: AREA E02 Flow Length=464' Tc=6.0 min CN=37 Runoff=0.15 cfs 0.041 af Runoff Area=27,777 sf 0.00% Impervious Runoff Depth=1.24"Subcatchment 3S: AREA E03 Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 Runoff=0.66 cfs 0.066 af Inflow=2.81 cfs 0.376 afPond 4P: DP#1 Primary=2.81 cfs 0.376 af Inflow=0.15 cfs 0.041 afPond 5P: DP#2 Primary=0.15 cfs 0.041 af Inflow=0.66 cfs 0.066 afPond 6P: DP#3 Primary=0.66 cfs 0.066 af Total Runoff Area = 8.116 ac Runoff Volume = 0.483 af Average Runoff Depth = 0.71" 100.00% Pervious = 8.116 ac 0.00% Impervious = 0.000 ac Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 30HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 1S: AREA E01 Runoff =2.81 cfs @ 12.17 hrs, Volume=0.376 af, Depth= 0.76" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 50-YR Rainfall=5.90" Area (sf) CN Description 104,945 35 Brush, Fair, HSG A 11,446 70 Brush, Fair, HSG C 17,852 96 Gravel surface, HSG A 1,115 96 Gravel surface, HSG C 11,914 49 50-75% Grass cover, Fair, HSG A 87,503 36 Woods, Fair, HSG A 23,212 73 Woods, Fair, HSG C 257,987 45 Weighted Average 257,987 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 6.2 50 0.1200 0.13 Sheet Flow, A-B Woods: Light underbrush n= 0.400 P2= 3.00" 0.4 85 0.0470 3.49 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.5 147 0.0950 4.96 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.1 37 0.1500 6.24 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.6 130 0.0500 3.60 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.0 24 0.2500 8.05 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 0.6 201 0.1200 5.58 Shallow Concentrated Flow, G-H Unpaved Kv= 16.1 fps 8.4 674 Total Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 31HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 1S: AREA E01 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)3 2 1 0 Type III 24-hr 50-YR Rainfall=5.90" Runoff Area=257,987 sf Runoff Volume=0.376 af Runoff Depth=0.76" Flow Length=674' Tc=8.4 min CN=45 2.81 cfs Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 32HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 2S: AREA E02 Runoff =0.15 cfs @ 12.41 hrs, Volume=0.041 af, Depth= 0.32" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 50-YR Rainfall=5.90" Area (sf) CN Description 33,518 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 760 96 Gravel surface, HSG A 1,739 49 50-75% Grass cover, Fair, HSG A 31,742 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 67,759 37 Weighted Average 67,759 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 4.6 56 0.0450 0.20 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" 0.1 37 0.1800 6.83 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.2 61 0.0980 5.04 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.2 47 0.0400 3.22 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.7 204 0.0880 4.78 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.1 59 0.1800 6.83 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 5.9 464 Total, Increased to minimum Tc = 6.0 min Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 33HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 2S: AREA E02 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.16 0.15 0.14 0.13 0.12 0.11 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01 0 Type III 24-hr 50-YR Rainfall=5.90" Runoff Area=67,759 sf Runoff Volume=0.041 af Runoff Depth=0.32" Flow Length=464' Tc=6.0 min CN=37 0.15 cfs Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 34HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 3S: AREA E03 Runoff =0.66 cfs @ 12.17 hrs, Volume=0.066 af, Depth= 1.24" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 50-YR Rainfall=5.90" Area (sf) CN Description 0 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 1,679 96 Gravel surface, HSG A 26,098 49 50-75% Grass cover, Fair, HSG A 0 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 27,777 52 Weighted Average 27,777 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 9.9 128 0.0350 0.22 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" Subcatchment 3S: AREA E03 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.7 0.65 0.6 0.55 0.5 0.45 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 0 Type III 24-hr 50-YR Rainfall=5.90" Runoff Area=27,777 sf Runoff Volume=0.066 af Runoff Depth=1.24" Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 0.66 cfs Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 35HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 4P: DP#1 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =5.923 ac, 0.00% Impervious, Inflow Depth = 0.76" for 50-YR event Inflow =2.81 cfs @ 12.17 hrs, Volume=0.376 af Primary =2.81 cfs @ 12.17 hrs, Volume=0.376 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 4P: DP#1 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)3 2 1 0 Inflow Area=5.923 ac 2.81 cfs 2.81 cfs Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 36HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 5P: DP#2 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =1.556 ac, 0.00% Impervious, Inflow Depth = 0.32" for 50-YR event Inflow =0.15 cfs @ 12.41 hrs, Volume=0.041 af Primary =0.15 cfs @ 12.41 hrs, Volume=0.041 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 5P: DP#2 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.16 0.15 0.14 0.13 0.12 0.11 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01 0 Inflow Area=1.556 ac 0.15 cfs 0.15 cfs Type III 24-hr 50-YR Rainfall=5.90"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 37HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 6P: DP#3 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =0.638 ac, 0.00% Impervious, Inflow Depth = 1.24" for 50-YR event Inflow =0.66 cfs @ 12.17 hrs, Volume=0.066 af Primary =0.66 cfs @ 12.17 hrs, Volume=0.066 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 6P: DP#3 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.7 0.65 0.6 0.55 0.5 0.45 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 0 Inflow Area=0.638 ac 0.66 cfs 0.66 cfs Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 38HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Time span=0.00-30.00 hrs, dt=0.05 hrs, 601 points Runoff by SCS TR-20 method, UH=SCS, Weighted-CN Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Runoff Area=257,987 sf 0.00% Impervious Runoff Depth=0.97"Subcatchment 1S: AREA E01 Flow Length=674' Tc=8.4 min CN=45 Runoff=4.11 cfs 0.477 af Runoff Area=67,759 sf 0.00% Impervious Runoff Depth=0.45"Subcatchment 2S: AREA E02 Flow Length=464' Tc=6.0 min CN=37 Runoff=0.26 cfs 0.058 af Runoff Area=27,777 sf 0.00% Impervious Runoff Depth=1.50"Subcatchment 3S: AREA E03 Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 Runoff=0.84 cfs 0.080 af Inflow=4.11 cfs 0.477 afPond 4P: DP#1 Primary=4.11 cfs 0.477 af Inflow=0.26 cfs 0.058 afPond 5P: DP#2 Primary=0.26 cfs 0.058 af Inflow=0.84 cfs 0.080 afPond 6P: DP#3 Primary=0.84 cfs 0.080 af Total Runoff Area = 8.116 ac Runoff Volume = 0.615 af Average Runoff Depth = 0.91" 100.00% Pervious = 8.116 ac 0.00% Impervious = 0.000 ac Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 39HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 1S: AREA E01 Runoff =4.11 cfs @ 12.16 hrs, Volume=0.477 af, Depth= 0.97" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 100-YR Rainfall=6.40" Area (sf) CN Description 104,945 35 Brush, Fair, HSG A 11,446 70 Brush, Fair, HSG C 17,852 96 Gravel surface, HSG A 1,115 96 Gravel surface, HSG C 11,914 49 50-75% Grass cover, Fair, HSG A 87,503 36 Woods, Fair, HSG A 23,212 73 Woods, Fair, HSG C 257,987 45 Weighted Average 257,987 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 6.2 50 0.1200 0.13 Sheet Flow, A-B Woods: Light underbrush n= 0.400 P2= 3.00" 0.4 85 0.0470 3.49 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.5 147 0.0950 4.96 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.1 37 0.1500 6.24 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.6 130 0.0500 3.60 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.0 24 0.2500 8.05 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 0.6 201 0.1200 5.58 Shallow Concentrated Flow, G-H Unpaved Kv= 16.1 fps 8.4 674 Total Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 40HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 1S: AREA E01 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)4 3 2 1 0 Type III 24-hr 100-YR Rainfall=6.40" Runoff Area=257,987 sf Runoff Volume=0.477 af Runoff Depth=0.97" Flow Length=674' Tc=8.4 min CN=45 4.11 cfs Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 41HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 2S: AREA E02 Runoff =0.26 cfs @ 12.36 hrs, Volume=0.058 af, Depth= 0.45" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 100-YR Rainfall=6.40" Area (sf) CN Description 33,518 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 760 96 Gravel surface, HSG A 1,739 49 50-75% Grass cover, Fair, HSG A 31,742 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 67,759 37 Weighted Average 67,759 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 4.6 56 0.0450 0.20 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" 0.1 37 0.1800 6.83 Shallow Concentrated Flow, B-C Unpaved Kv= 16.1 fps 0.2 61 0.0980 5.04 Shallow Concentrated Flow, C-D Unpaved Kv= 16.1 fps 0.2 47 0.0400 3.22 Shallow Concentrated Flow, D-E Unpaved Kv= 16.1 fps 0.7 204 0.0880 4.78 Shallow Concentrated Flow, E-F Unpaved Kv= 16.1 fps 0.1 59 0.1800 6.83 Shallow Concentrated Flow, F-G Unpaved Kv= 16.1 fps 5.9 464 Total, Increased to minimum Tc = 6.0 min Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 42HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Subcatchment 2S: AREA E02 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.28 0.26 0.24 0.22 0.2 0.18 0.16 0.14 0.12 0.1 0.08 0.06 0.04 0.02 0 Type III 24-hr 100-YR Rainfall=6.40" Runoff Area=67,759 sf Runoff Volume=0.058 af Runoff Depth=0.45" Flow Length=464' Tc=6.0 min CN=37 0.26 cfs Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 43HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Subcatchment 3S: AREA E03 Runoff =0.84 cfs @ 12.16 hrs, Volume=0.080 af, Depth= 1.50" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Type III 24-hr 100-YR Rainfall=6.40" Area (sf) CN Description 0 35 Brush, Fair, HSG A 0 70 Brush, Fair, HSG C 1,679 96 Gravel surface, HSG A 26,098 49 50-75% Grass cover, Fair, HSG A 0 36 Woods, Fair, HSG A 0 73 Woods, Fair, HSG C 27,777 52 Weighted Average 27,777 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet)(ft/ft) (ft/sec)(cfs) 9.9 128 0.0350 0.22 Sheet Flow, A-B Grass: Short n= 0.150 P2= 3.00" Subcatchment 3S: AREA E03 Runoff Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.9 0.85 0.8 0.75 0.7 0.65 0.6 0.55 0.5 0.45 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 0 Type III 24-hr 100-YR Rainfall=6.40" Runoff Area=27,777 sf Runoff Volume=0.080 af Runoff Depth=1.50" Flow Length=128' Slope=0.0350 '/' Tc=9.9 min CN=52 0.84 cfs Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 44HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 4P: DP#1 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =5.923 ac, 0.00% Impervious, Inflow Depth = 0.97" for 100-YR event Inflow =4.11 cfs @ 12.16 hrs, Volume=0.477 af Primary =4.11 cfs @ 12.16 hrs, Volume=0.477 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 4P: DP#1 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)4 3 2 1 0 Inflow Area=5.923 ac 4.11 cfs 4.11 cfs Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 45HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 5P: DP#2 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =1.556 ac, 0.00% Impervious, Inflow Depth = 0.45" for 100-YR event Inflow =0.26 cfs @ 12.36 hrs, Volume=0.058 af Primary =0.26 cfs @ 12.36 hrs, Volume=0.058 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 5P: DP#2 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.28 0.26 0.24 0.22 0.2 0.18 0.16 0.14 0.12 0.1 0.08 0.06 0.04 0.02 0 Inflow Area=1.556 ac 0.26 cfs 0.26 cfs Type III 24-hr 100-YR Rainfall=6.40"20110084A71_Pre_Conditions Printed 5/20/2022Prepared by {enter your company name here} Page 46HydroCAD® 10.10-4a s/n 01614 © 2020 HydroCAD Software Solutions LLC Summary for Pond 6P: DP#3 [40] Hint: Not Described (Outflow=Inflow) Inflow Area =0.638 ac, 0.00% Impervious, Inflow Depth = 1.50" for 100-YR event Inflow =0.84 cfs @ 12.16 hrs, Volume=0.080 af Primary =0.84 cfs @ 12.16 hrs, Volume=0.080 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.05 hrs Pond 6P: DP#3 Inflow Primary Hydrograph Time (hours) 3029282726252423222120191817161514131211109876543210Flow (cfs)0.9 0.85 0.8 0.75 0.7 0.65 0.6 0.55 0.5 0.45 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 0 Inflow Area=0.638 ac 0.84 cfs 0.84 cfs