Document ID: chunk:federal_register_of_legislation:F2013C00288:reg:1850:p86
Version: federal_register_of_legislation:F2013C00288
Segment Type: reg
Provision Reference: reg 1850 (pt 86/117)
Character Range: 596522–600668

454       435     79      10    19
A39                    6        1        32      207       534     81      15    37
A40                    8        1        46      240       39      102     84    165
A41                    8        1        15      269       30      48      59    88
A42                    10       2        11      231       66      45      117   159
A43                    9        2        44      250       42      88      92    155
A44                    6        1        52      304       42      62      57    131
A45                    5        2        35      412       615     62      25    982
A46                    36       1        7       254       55      34      95    571
A47                    6        1        39      221       453     59      11    30
A48                    8        1        22      255       65      92      19    46
A49                    7        1        55      278       34      87      28    64
A50                    5        1        34      239       66      87      21    67
A51                    9        1        79      300       75      103     57    142
A52                    8        2        29      188       67      83      312   643
A53                    9        2        34      227       34      72      86    164
A54                    4        1        57      153       42      204     33    80
A55                    7        1        48      259       50      101     204   251
A56                    16       4        24      143       169     79      1310  10 900
A57                    8        1        45      207       36      191     30    122
A58                    5        1        34      239       1185    87      21    67
A59                    8        2        29      188       1034    83      312   643
A60                    4        1        57      153       442     204     33    80
A61                    16       4        24      143       116     79      1310  10 900
A62                    5        1        40      147       47      199     10    100
A63                    6        1        28      177       231     106     54    110
A64                    2        1        16      107       184     35      79    366
A65                    9        1        48      206       395     98      33    166
A66                    11       1        26      156       845     54      216   251
A67                    6        1        13      287       25      70      46    71

Arithmetic mean        9        1        36      239       314     86      164   675
Standard deviation     7        1        21      92        346     41      322   1913
Geometric mean         8        1        30      210       158     77      70    193
Minimum                2        0.5      5       15        16      19      10    19
Maximum                36       5        121     503       1290    204     1870  10900
Median                 8        1        32      250       165     82      58    135
90 percentile          14       2        57      322       808     137     312   1141
95 percentile          17       4        72      390       1140    184     703   1716
Number of data points  67       67       67      67        67      67      67    67

 Adapted from Queensland Department of Environment 1998

Table 14. Example frequency distribution data for copper data listed in Table 13
Concentration range (ppm)  Frequency  Cumulative %
060                       20         30
60200                     16         54
200400                    11         70
400600                    8          82
600800                    5          90
8001000                   2          93
10001200                  2          96
12001400                  3          100

           Adapted from Queensland Department of Environment 1998

    15              Protection of the environment during site assessment

15.1          General considerations
Assessment of site contamination, or potential contamination, can present risks to the environment as well as to site personnel and local residents. This guidance provides