6. Noosa River DMP Ver0 (Combined)

                                                                                                                                                                                 Noosa River - Sediment Sampling Report
                                                                                                        BMT (OFFICIAL)



Table 3.2 Summary statistics and 95% UCL for combined locations and horizons – trace metals/metalloids and nutrients (mg/kg). Values highlighted in orange indicate exceedances of guideline values.
parameter                                                         unit       LOR    % Detects   NEPM               NAGD          95th UCL          Min                Max               Mean           Geomean
Aluminium                                                         mg/kg      50     100         NE                 NE            1192.0            320.0              2590.0            850.8          675.6
Antimony                                                          mg/kg      0.5    0           NE                 NE            NC                NC                 NC                NC             NC
Arsenic                                                           mg/kg      1      75          300                20            2.8               1.1                5.5               2.6            2.3
Beryllium                                                         mg/kg      1      0           100                NE            NC                NC                 NC                NC             NC

Boron                                                             mg/kg      50     0           20000              NE            NC                NC                 NC                NC             NC
Cadmium                                                           mg/kg      0.1    0           100                1.5           NC                NC                 NC                NC             NC

Chromium                                                          mg/kg      1      66.7        240                80            2.8               1.0                5.5               2.8            2.5

Cobalt                                                            mg/kg      0.5    33.3        300                NE            1.0               0.6                1.6               0.9            0.8

Copper                                                            mg/kg      1      33.3        20000              65            1.7               1.2                2.5               1.7            1.6
Iron                                                              mg/kg      50     100         NE                 NE            3047.0            460.0              7260.0            2030.0         1386.2
Lead                                                              mg/kg      1      58.3        600                50            2.2               1.1                5.3               2.2            1.9

Manganese                                                         mg/kg      10     33.3        9000               NE            17.6              10.0               30.0              15.5           13.8
Mercury                                                           mg/kg      0.01   0           400                0.15          NC                NC                 NC                NC             NC

Nickel                                                            mg/kg      1      50.0        800                21.0          1.6               1.1                2.2               1.3            1.3
Selenium                                                          mg/kg      0.1    16.7        700                NE            NC                0.1                0.1               0.1            0.1

Silver                                                            mg/kg      0.1    0.0         NE                 1.0           NC                NC                 NC                NC             NC

Vanadium                                                          mg/kg      2      50.0        NE                 NE            6.6               2.9                9.9               5.2            4.8

Zinc                                                              mg/kg      1      91.7        30000              200           5.1               1.0                11.7              3.7            2.6
Ammonium as N                                                     mg/kg      0.2    41.7        NE                 NE            2.7               0.3                5.7               1.5            0.7

Nitrate as N (Sol.)                                               mg/kg      0.1    0           NE                 NE            NC                NC                 NC                NC             NC
Nitrite as N (Sol.)                                               mg/kg      0.1    0           NE                 NE            NC                NC                 NC                NC             NC
Nitrite + Nitrate as N (Sol.)                                     mg/kg      0.1    0           NE                 NE            NC                NC                 NC                NC             NC

Total Kjeldahl Nitrogen as N                                      mg/kg      20     58.3        NE                 NE            134.0             30.0               320.0             138.6          113.4
Total Nitrogen as N                                               mg/kg      20     58.3        NE                 NE            134.0             30.0               320.0             138.6          113.4
Total Phosphorus as P                                             mg/kg      2      100.0       NE                 NE            41.8              7.0                80.0              29.3           21.1

Total Organic Carbon                                              %          0.02   100.0       NE                 NE            0.2               0.0                0.5               0.2            0.1
NE – not established, NC – not calculated as <25% of samples below the LOR




A10342 | 005 | 01                                                                                             24                                                                                                14 April 2022