Station_ID  Start_Date_UTC  Start_Time_UTC  Start_ISO_DateTime_UTC  End_Date_UTC  End_Time_UTC  End_ISO_DateTime_UTC  Start_Latitude  Start_Longitude  End_Latitude  End_Longitude  Event_ID  Sample_ID  Sample_Depth  Hg_R_TD_CONC_AUTO_dijhxy  SD1_Hg_R_TD_CONC_AUTO_dijhxy  Flag_Hg_R_TD_CONC_AUTO_dijhxy  Hg_Me_R_TD_CONC_AUTO_8ckake  SD1_Hg_Me_R_TD_CONC_AUTO_8ckake  Flag_Hg_Me_R_TD_CONC_AUTO_8ckake  
nd          28/09/2018      19:45           2018-09-28T19:45Z       01/10/2018    17:57         2018-10-01T17:57Z     54.660          -155.171         52.000        -152.000       6579      nd         nd            11.48                     3.29                          nd                             0.31                         0.01                             nd                                
nd          15/10/2018      23:00           2018-10-15T23:00Z       16/10/2018    00:33         2018-10-16T00:33Z     29.695          -152.002         29.500        -152.000       6712      nd         nd            179.54                    38.05                         nd                             0.76                         0.05                             nd                                
nd          20/10/2018      14:00           2018-10-20T14:00Z       20/10/2018    15:00         2018-10-20T15:00Z     22.000          -152.000         22.000        -152.000       6765      nd         nd            74.36                     1.49                          nd                             0.41                         0.02                             nd