2017-07-11 P&E Agenda - Attachment 1 to Item 8 - Investigation into Stormwater Pollution from Noosa's Industrial Activities

                                       Calcium
           60
                                         52
           50

           40
   mg/L




           30                                                 28
                                                  23
           20                                                                16

           10

            0
                     1         2         3         4           5             6

Chart 11: Calcium levels for sampling in 2017, calcium was not tested for in 2016


                                   Total Phosphorus
           0.9
           0.8                                    0.77

           0.7
           0.6                0.54
           0.5
   mg/L




           0.4                                                           0.35
                                        0.28
           0.3
           0.2
           0.1                                               0.07
                     0.04
            0
                      1        2         3         4           5             6

Chart 12: Total Phosphorus levels for sampling in 2016 and 2017


                              Electrical Conductivity
           7000               6380
                      6160
           6000                          5590

           5000
           4000
   uS/cm




           3000
                                                  2180
           2000
           1000                                               529
                                                                         243
                 0
                          1        2      3         4          5             6


Chart 13: Electrical Conductivity levels for sampling in 2016 and 2017

Investigation into Stormwater Pollution from Noosa’s Industrial Activities          Page 20