Site Based Sotrmwater Management Plan

ATTACHMENT 2: Hydrographs




                            Pre-Development




                            Post-Development


[OCR of page images]
ATTACHMENT 2: Hydrographs

Node - Pre-Development

 

 

 

 

= = =
ECN_50Opct_15min_2[Max 0.024] ECN_20pct_15min_2[Max 0.033] ECN_10pct_30min_3[Max 0.043]
ss = =
ECN_5pct_30min_3[Max 0.049] ECN_2pct_30min_6[Max 0.046] ECN_1pct_30min_6[Max 0.051]
0.050
0.045
0.040
0.035
> 0.030
So
it 0.025
0.020
0.015
0.010
0.005
0.000
Fri 0:30 1:00
Jan 2016 Time
Pre-Development
Conduit 2/100mm Dia from 10kL Tank to Post Outlet
= = =
ECN_SOpct_15min_10[Max 0.015] ECN_20pct_15min_10[Max 0.018] ECN_10pct_30min_3[Max 0.020]
= — —
ECN_5pct_30min_3[Max 0.021] ECN_2pct_30min_6[Max 0.023] ECN_1pct_30min_6[Max 0.025]
0.025
0.020
0.015
&
we
0.010
0.005
0.000
Fri 0:30 1:00
Jan 2016 Time
Post-Development