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WWHM pgs.pdf
POC7-hresholds Low Flow Threshold for POC1: 50 Percent oft e 2 Year High Flow Threshold for POC1: 50 Year Ca8per 711 512016 3:26:28 PM i� General al Octel Infers -nation Project Name: Casper Site Name: Casper Plat Site Address: XXX Caspers St City: Edmonds Report Date: 7/15/2016 MGS Region: Puget East Data Start: 1901/10/1 Data End: 2058/09/30 Timestep: Hourly DOT Data Number02 Version Date: 2016/02/25 Version: 4.2.12 POC7-hresholds Low Flow Threshold for POC1: 50 Percent oft e 2 Year High Flow Threshold for POC1: 50 Year Ca8per 711 512016 3:26:28 PM i� s r Miti ated Routing Rain Garden - 1 Bottom Length: Bottom Width: Material thickness of first layer: Material type for first layer: Material thickness of second layer: Material type for second layer: Material thickness of third layer: Material type for third layer: Infiltration On Infiltration rate: Infiltration safety factor: Wetted surface area On Total Volume Infiltrated (ac -ft.): Total Volume Through Riser (ac -ft.): Total Volume Through Facility (ac -ft.): Percent Infiltrated: Total Precip Applied to Facility: Total Evap From Facility: Underdrain not used Discharge Structure Riser Height: 0.5 ft. Riser Diameter: 6 in. Element Flows To: Outlet 1 Outlet 2 Bioretention Hydraulic Table Stage(feet) 0.0000 0.0275 0.0549 0.0824 0,1099 0.1374 0.1648 0.1923 0.2198 0.2473 0.2747 0.3022 0.3297 0.3571 0.3846 0.4121 0.4396 0.4670 0.4945 0.5220 0.5495 0.5769 0.6044 0.6319 0.6593 Casper Area(ac.) 0.0111 0.0110 0.0108 0.0107 0.0105 0.0104 0.0102 0.0100 0.0099 0.0097 0.0096 0.0094 0.0093 0.0091 0.0090 0.0088 0.0087 0.0085 0.0084 0.0082 0.0081 0.0079 0.0078 0.0077 0.0075 13.00 ft. 13.00 ft. 1.5 SMMWW 0 Sand 0 GRAVEL 2 1 54.481 0.112 54.593 99.79 2.21 1.1 Volum -t.) 0.0000 0.0000 0.0001 0.0001 0.0002 0.0002 0.0003 0.0003 0.0004 0.0004 0.0005 0.0005 0.0006 0.0006 0.0007 0.0008 0.0008 0.0009 0.0009 0.0010 0.0011 0.0011 0.0012 0.0013 0.0013 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 11.0000 7116/2016 3:2.6:28 PM I fila( ) 0.0000 0.0000 0.0000 0.0000 0.0000 0.0001 0,0001 0,0002 0.0002 0.0003 0.0004 0.0006 0.0007 0.0009 0.0011 0.0013 0.0016 0.0019 0.0022 0.0026 0.0030 0.0035 0.0040 0.0046 0.0052 Rain Garden - 2 Bottom Length: 10.00 ft. Bottom Width: 10.00 ft. Material thickness of first layer: 1.5 Material type for first layer: SMMWW Material thickness of second layer: 0 Material type for second layer: Sand Material thickness of third layer: 0 Material type for third layer: GRAVEL Infiltration On 0.0000 Infiltration rate: 2 Infiltration safety factor: 1 Wetted surface area On 0.0824 Total Volume Infiltrated (ac -ft.): 39.542 Total Volume Through Riser (ac -ft.): 0.054 Total Volume Through Facility (ac -ft.): 39.596 Percent Infiltrated: 99.86 Total Precip Applied to Facility: 1.632 Total Evap From Facility: 0.739 Underdrain not used 0.0000 Discharge Structure 0.0075 Riser Height: 0.5 ft. 0.0000 Riser Diameter: 6 in. 0.1923 Element Flows To: 0.0002 Outlet 1 Outlet 2 0.0001 Casper 7/1562016 3:26:28 PM Pare 14 Bioretention Hydraulic Table Stage(feet) Area(ac.) l (-t.) i c r (c) Inil(c ) 0.0000 0.0083 0.0000 0.0000 0.0000 0.0275 0.0082 0.0000 0.0000 0.0000 0.0549 0.0081 0.0001 0.0000 0.0000 0.0824 0.0079 0.0001 0.0000 0.0000 0.1099 0.0078 0.0001 0.0000 0.0000 0.1374 0.0076 0.0001 0.0000 0.0000 0.1648 0.0075 0.0002 0.0000 0.0001 0.1923 0.0074 0.0002 0.0000 0.0001 0.2198 0.0072 0.0002 0.0000 0.0002 0.2473 0.0071 0.0003 0.0000 0.0002 0.2747 0.0070 0.0003 0.0000 0,0003 0.3022 0.0068 0.0003 0.0000 0.0004 0.3297 0.0067 0.0004 0.0000 0.0005 0.3571 0.0066 0.0004 0.0000 0,0006 0.3846 0.0064 0.0004 0,0000 0.0007 0.4121 0.0063 0.0005 0.0000 00009 0.4396 0.0062 0.0005 0.0000 0.0011 0.4670 0.0061 0.0006 0.0000 0.0013 0.4945 0.0059 0.0006 0,0000 0.0015 0.5220 0.0058 0.0006 0.0000 0,0017 0.5495 0.0057 0.0007 0,0000 0.0020 0.5769 0.0056 0.0007 0.0000 0.0023 0.6044 0.0055 0.0008 0.0000 0,0027 0.6319 0.0054 0.0008 0.0000 0.0031 0.6593 0.0052 0.0009 0.0000 0.0035 0.6868 0.0051 0.0009 0,0000 0.0040 0.7143 0.0050 0.0010 0„0000 0.0045 Casper 7/1562016 3:26:28 PM Pare 14 Rain Garden - 3 Bottom Length: 10.00 ft, Bottom Width: 10.00 ft, Material thickness of first layer: 1.5 Material type for first layer: SMMWW Material thickness of second layer: 0 Material type for second layer: Sand Material thickness of third layer, 0 Material type for third layer, GRAVEL Infiltration On Infiltration rate: 2 Infiltration safety factor: 1 Wetted surface! area On Total Volume Infiltrated (ac -ft.).' 37.291 Total Volume Through Riser (ac -ft.): 0.023 Total Volume Through Facility, (ac -ft.): 37.314 Percent Infiltrated: 99.94 Total Precip Applied to Facility: 1.604 Total Ezra p From Facility: 0.734 Underdrain not used Discharge Structure Riser Height: 0.5 ft. Riser Diarneter, 6 in. Element Flows To: Outlet 1 Outlet 2 Bioretention Hydraulic Table Stage(feet) 0.0000 0.0275 0,054.9 0.0824 0,1099 0.1374 0.1648 0.1923 0.2198 0.2473 0.2747 0.3022 0.3297 0.3571 03846 0.4121 0.4396 0.4670 0.4945 0.5220 0.5495 0.5769 0.6044 0.6319 0.6593 0.6868 0.7143 Area(ac.) 0.0083 0.0082 0.0081 0.0079 0.0078 0.0076 0.0075 0.0074 0.0072 0.0071 0.0070 0.0068 0.0067 0.0066 0.0064 0.0063 0.0062 0.0061 0.0059 0.0058 0.0057 0.0056 0.0055 0.0054 0.0052 0.0051 0.0050 TP1v1M7-rPAQN 0.0000 0,0000 0.0001 00001 0.0001 0.0001 0.0002 0.0002 0.0002 0.0003 0,0003 0.0003 0.0004 0.0004 0.0004 0.0005 0,0005 O 0016 OM06 0.0006 0.0007 0.0007 0 0008 Oo00018, 00009 0 0009 Ni 010000 U000 0.0000 0,0000 00000 0,0000 0 00 0,0000i 0,0000 0,0000 0.0000 0.0000 Oi.0000 00000 0,0000 0.0000 0.0000, 0.0000 0.0000 0,0000 0.0000 00000 0,0000 OD000 0.0000 00000 0.0000 Inflit(c 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0001 0.0001 0.0002 0.0002 0.0003 0.0004 0.0005 0.0006 0.0007 0.0009 0.0011 0.0013 0.0015 0.0017 0.0020 0.00,23 0.0027 0.0031 0.0035 0.0040 0.0045 Casper 7115/2016 3:26:28 PM Page 16 Rain Garden - 4 Bottom Length: 10.00 ft. Bottom Width: 10.00 ft,. material thickness of first layer: 1.5 Material type for first layer: SMNIWW Material thickness of second' layer: 0 Material type for second layer: Sand Material thickness of third layer: 0 Material type for third layer: GRAVEL Infiltration On 0.0081 Infiltration rate: 2 Infiltration safety factor: 1 Wetted surface area On 0.0001 Total Volume Infiltrated (ac -ft.): 40.286 Total Volume Through Riser (ac -ft.): 0.069 Total Volume Through Facility (ac -ft.): 40.355 Percent Infiltrated: 99.83 Total Precip Applied to Facility: 1.641 Total Eap From Facility: 0.74 Underdrain not used 0.0075 Discharge Structure 0.0000 Riser Height: 0.5 ft. 0.1923 Riser Diameter: 6 in. 0.0002 Element Flows To: 0.0001 Outlet 1 Outlet 2 0.0072 Bioretention Hydraulic Table Stage(feet) Area(ac.) Volume(ac-ft.) Discharge(cfs) Infilt(cfs) 0.0000 0.0083 0.0000 0.0000 0.0000 0.0275 0.0082 0.0000 0.0000 0.0000 0.0549 0.0081 0.0001 0.0000 0.0000 0.0824 0.0079 0.0001 0.0000 0.0000 0.1099 0.0078 0.0001 0.0000 0.0000 0.1374 0.0076 0.0001 0.0000 0.0000 0.1648 0.0075 0.0002 0.0000 0.0001 0.1923 0.0074 0.0002 0.0000 0.0001 0.2198 0.0072 0.0002 0.0000 0.0002 0.,2473 0.0071 0.0003 0.0000 0.0002 0.2747 0.0070 0.0003 0.0000 0.0003 0.3022 0.0068 0.0003 0.0000 0.0004 0.3297 0.0067 0.0004 0.0000 0.0005 0.3571 0.0066 0.0004 0.0000 0.0006 0.3846 0.0064 0.0004 0.0000 0.0007 0.4121 0.0063 0.0005 0.0000 0.0009 0.4396 0.0062 0.0005 0.0000 0.0011 0.4670 0.0061 0.0006 0.0000 0.0013 0.4945 0.0059 0.0006 0.0000 0.0015 0.5220 0.0058 0.0006 0.0000 0.0017 0.5495 0.0057 0.0007 0.0000 0.0020 0.5769 0.0056 0.0007 0.0000 0.0023 0.6044 0.0055 0.0008 0.0000 0.0027 0.6319 0.0054 0.0008 0.0000 0.0031 0.6593 0.0052 0.0009 0.0000 0.0035 0.6868 0.0051 0.0009 0.0000 0.0040 0.7143 0.0050 0.0010 0.0000 0.0045 Casper 7/15/2016 3:26:28 PM Page 22 Bioretention Hydraulic Table Stage(feet) Rain Garden -5 Volaurne(ac-ft.) Discharge(cfs) Bottom Length: 12.00 ft. 0.0101 Bottom Width' 12.00 ft. 0.0000 material thickness of first layer; 1.5 0.0000 Vaterial tope for first layer; SMMWW 0.0549 Material t ickness of second layer: 0 0.0000 Material type for second layer: Sand 0.0097 Material thickness of third layer: 0 0.0000 Material type for third layer: GRAVEL 0.0002 Infiltration On 0.0000 0.1374 Infiltration rate: 2 0.0000 Infiltration safety factor: 1 0.0093 Wetted surface area On 0.0000 0.0001 Total Volume Infiltrated (ac -ft.): 55.363 0.0003 Total Volume Through Riser (ac -ft.): 0.081 0.2198 Total Volume Through Facility (ac -ft.) 55.444 0.0000 Percent Infiltrated: 99.85 0.0088 Total Precip Applied to Facility: 2.117 0.0003 Total Evap From Facility: 0.979 0.0004 t-lnderdrain not used 0.0004 0.3022 Discharge Structure 0.0005 0.0000 Riser Height: 0.5 ft. 0.3297 0.0084 Riser Diameter: 6 in. 0.0000 0.0006 Element Flows To: 0.0082 0.0006 Outlet 1 Outlet 2 0.0008 Bioretention Hydraulic Table Stage(feet) Area(ac.) Volaurne(ac-ft.) Discharge(cfs) Infilt(cfs) 0.0000 0.0101 0.0000 0.0000 0.0000 0,0275 0.0100 0.0000 0.0000 0.0000 0.0549 0.0099 0.0001 0.0000 0.0000 0.0824 0.0097 0.0001 0.0000 0.0000 0.1099 0.0096 0.0002 0.0000 0.0000 0.1374 0.0094 0.0002 0.0000 0.0001 0.1648 0.0093 0.0002 0.0000 0.0001 0.1923 0.0091 0.0003 0.0000 0.0002 0.2198 0.0090 0.0003 0.0000 0.0002 0.2473 0.0088 0.0004 0.0000 0.0003 0.2747 0.0087 0.0004 0.0000 0.0004 0.3022 0.0085 0.0005 0.0000 0.0005 0.3297 0.0084 0.0005 0.0000 0.0006 0.3571 0.0082 0.0006 0.0000 0.0008 0.3846 0.0081 0.0006 0,0000 0.0010 0.4121 0.0079 0.0007 0,0000 0.0012 0.4396 0.0078 0.0007 0.0000 0.0014 0.4670 0.0077 0.0008 0.0000 0.0017 0.4945 0.0075 0.0008 0.0000 0.0020 0.5220 0.0074 0.0009 0.0000 0.0023 0.5495 0.0072 0.0009 0.0000 0.0027 0.5769 0.0071 0.0010 0.0000 0.0031 0.6044 0.0070 0.0011 0.0000 0.0035 0.6319 0.0069 0.0011 0.0000 0.0040 0.6593 0.0067 0.0012 0.0000 0.0046 0.6868 0.0066 0.0012 0.0000 0.0052 0.7143 0.0065 0.0013 0.0000 0.0058 Casper 7/15/2016 3:26:26 PM Page 26 POC I N r" �s irfytllO;QiJd tUI_�:v I^i! SIN t b u i)fi + Predeveioped x Mitigated Predeveloped Landuse Totals for POC #1 Total Pervious Area: 1.09 Total Impervious Area: 0 (litigated Larrduse Totals for POC #1 Total Pervious Area: 0.56 Total Impervious Area: 0.53 Flow Frequency Method: Log Pearson Type III 17B Flow Frequency Return Periods for Predeveloped. POC #1 Return Period l F1'ow(cf ) 2 year 0.02942.6 5 year 0.076829 10 year 0.112934 25 year 0.157476 50 year 0.187763 100 year 0.214834 Flow Frequency Return Period's for Mitigated. POC #1 Return Period Flowcfs) 2 year 0 5 year 0 10 year 0 25 year 0 50 year 0 100 year 0 Annual Peaks Annual Peaks for Predeveloped and Mitigated. POC #1 Year Predeveloped Mitigated 1902 0.077 0.000 1903 0.008 0.000 1904 0.017 0.000 1905 0.008 0.000 1906 0.000 0.000 1907 0.003 0.000 1908 0.014 0.000 1909 0.024 0.000 1910 0.114 0.026 1911 0.092 0.000 Casper 7/15/2016 3:26:28 PM Page 30