10. OBoat Hire - RPEQ Design Report

Date: 11/11/2021 14:46:39                                     Queensland Government                                        Page: 2

                                                              Soil and Land Information
Project SEA Site 899 Observation 1                                Site Listing Report                                    SALI2079


Field test                             Field test                               Field test
H2O2 reaction (Ahern et al. 2004)      pH of soil/hydrogen peroxide mixture     pH in-situ using electrode probe
                                       by probe
Depth (m)         Value                                                         Depth (m)           Value
                                       Depth (m)          Value
0.1               1                                                             0.1                 5.7
                                       0.1                3.2
1.5               4                                                             0.3                 5.4
                                       0.3                4.1
1.75              4                                                             0.6                 5.4
                                       0.6                4.6
2                 4                                                             0.8                 5.3
                                       0.8                4.6
2.25              4                                                             1                   5.6
                                       1                  3.9
2.5               4                                                             1.25                5.6
                                       1.25               2.9
2.75              4                                                             1.5                 5.5
                                       1.5                1.3
3                 4                                                             1.75                5.5
                                       1.75               1.3
3.25              4                                                             2                   5.9
                                       2                  1.3
3.5               4                                                             2.25                6.4
                                       2.25               1.3
4                 2                                                             2.5                 6.6
                                       2.5                1.5
4.1               2                                                             2.75                7.1
                                       2.75               1.5                   3                   7.1
                                       3                  1.5                   3.25                7.2
                                       3.25               1.4                   3.5                 7.5
                                       3.5                1.4                   3.75                7.9
                                       3.75               1.4                   4                   8.1
                                       4                  1.8                   4.1                 7.7
                                       4.1                2.8

                                                                           Notes
Note level   Horizon name Horizon no     Note
Site                                     Jarret auger. to 20cm, Vibrocore to 5m. Recovered to 4.1m - fell out of tube.
Horizon      2C1u           4            Seagrasses