13. Appendix I - Integrated Water Mangement Plan

                                                                                                            Integrated Water Management Plan
                                                                                                    Noosa Marketplace : 2-20 HOFMANN DRIVE




Tables
                  RAFTS Catchments ................................................................................................................. 8
Table 3-2         Initial and Continuing Losses for RAFTS Modelling ................................................................ 8
                  Rational Method Verification .................................................................................................... 9
                  Peak Flows (m3/s) .................................................................................................................. 10
                  Local Catchment Parameters ................................................................................................ 11
Table 4-2         Proposed Detention Storage Tank Characteristics ................................................................ 12
Table 4-3         Peak XP-RAFTS Discharge ................................................................................................... 12
Table 4-4         Rainwater Tank Storage Volume .......................................................................................... 13
Table 5-1         Rainwater Tanks MUSIC Details ........................................................................................... 16
                  Rainfall Runoff Parameters for Commercial Source Nodes .................................................. 16
                  Pollutant Export Parameters for Commercial Source Nodes ................................................ 16
                  Catchment Areas and Proposed Stormwater Treatment ....................................................... 18
                  MUSIC Model Results ............................................................................................................ 19
Table 6-1         Existing Flood Level (mAHD) ................................................................................................. 22
Table 6-2         Developed Flood Level (mAHD) ............................................................................................ 22
Table 6-3         Flooding Impacts (m) ............................................................................................................. 23



Figures

Figure 2-1        Subject Site Location                                                                                                                4
Figure 2-2        Existing Site Drainage (Noosa Council Enterprise Mapping System)                                                                     5
Figure 3-1        RAFTS Catchments                                                                                                                     6
Figure 5-2        MUSIC Model Layout                                                                                                                 17
Figure 5-3        MUSIC Model Catchments                                                                                                             18
Figure 6-1        Locations of Interest                                                                                                              21




V190428 | 15 May 2019 | Commercial in Confidence                                                                                                       2