Reference Document - Flood & Stormwater Management Plan 28_8_2025

                      Table 3-2: Urban land use (Split Source Nodes) - Pollutant Export
                      Parameters ..................................................................................................... 30
                      Table 3-3: MUSIC Runoff Generation Parameters ..................................... 30
                      Table 3-4: Catchment Areas ......................................................................... 30
                      Table 3-5: Bioretention Design Parameters ............................................... 33
                      Table 3-6: Sediment Forebay Design Parameters...................................... 33
                      Table 3-7: MUSIC Results – Load Based Pollutant Outputs ...................... 33
                      Table 3-8: MUSIC Results – Portion of total pollutant loads for External
                      Catchment and Site ....................................................................................... 34



                 List of Figures
                      Figure 1-1: Site Location .................................................................................. 7
                      Figure 1-2: Overland Flow Paths and Flood Hazard Overlay Mapping
                      (2019 Aerial)...................................................................................................... 8
                      Figure 1-3: The development site (current and original developments)
                      source loads from the MUSIC model .......................................................... 14
                      Figure 1-4: Moderate Flood Extent (Source: Noosa Council Disaster
                      Mapping) ......................................................................................................... 16
                      Figure 1-5: Pavilion St Road Cross-Section ................................................. 17
                      Figure 2-1: Existing Catchment Delineation................................................ 19
                      Figure 2-2: Developed Catchment Delineation .......................................... 21
                      Figure 2-3: Proposed cut / fill areas and extent of 1% AEP (CC) flood
                      level ................................................................................................................. 27
                      Figure 2-4: 1% (2100) AEP Peak Water Surface Elevation Reporting
                      Locations ......................................................................................................... 28
                      Figure 3-1: WSUD Catchment Locality Plan ................................................ 31
                      Figure 3-2: MUSIC Model Layout .................................................................. 32



                 Appendices
                                                 Reconfiguration of Lot Plan and Concept Engineering
                                                 Rational Method and WBNM Output
                                                 Existing Flood Map
                                                 Proposed Flood Map
                                                 Flood Afflux Map




                 23-0167SMP01-V4 | Stormwater Management Plan | 33 Pavilion Street, Pomona

Document Set ID: 24092538
Version: 1, Version Date: 02/09/2025