MCU14/0106 & OPW15/0001 Compiled Information Request Response

Noosa Civic
Stormwater Management Plan



Table 2-1        Existing Scenario Catchment Properties

         Catchment ID              Catchment area             Percentage Impervious
                                        (ha)                           (%)
                A1                      3.29                              17.1%
                A2                      2.31                              4.9%
                 B                      3.61                              5.5%
                 C                      2.57                              26.5%
                 D                      4.47                              85.0%
                 E                      1.54                              5.2%
                 F1                     1.93                              33.7%
                 F2                     0.71                              5.0%
                 F3                     0.84                              4.8%
                 K                      1.93                              100.0%
               Total                    23.2                               35%


Table 2-2        Developed Scenario Catchment Properties

         Catchment ID              Catchment area             Percentage Impervious
                                        (ha)                           (%)
                C1                      0.83                              77.1%
                C2                      0.26                              76.9%
                C3                      0.35                              77.1%
                C4                      0.24                              83.3%
                C5                      0.29                              82.8%
                 D                      4.47                              85.0%
                 E                      1.54                              5.2%
                 F1                     1.93                              33.7%
                 F2                     0.71                              42.3%
                 F3                     0.84                              4.8%
                G1                      2.11                              25.1%
                G4a                     0.82                              56.1%
                G4b                     0.21                              76.2%
                 H                      3.21                              28.3%
                 I1                     2.02                              100.0%
                 J1                     1.44                              100.0%
                 K                      1.93                              100.0%
               Total                    23.2                              59.8%


The main parameters adopted for the hydrologic modelling are listed in Table 2-3.
It is noted that the initial loss parameter was modified from the original reporting to respond to Council’s
information request.




QIC Noosa Civic Pty Ltd                            Version Final                                 11 May 2015
J13041R2_Final SWMP.docx                       Commercial in Confidence                               Page 3