index  date_local  year  month  day  time_local  time_gmt  ISO_DateTime_Local       swell  sample  lat       lon         depth  ctd_filename                comment          comment_2  
1      5/7/2015    2015  05     07   0801        1501      2015-05-07T08:01:00      1      3       32.80985  -117.27685  7.78   CC1425009_20150507_150138   before pumping   more like wave/storm events sampling  
2      5/7/2015    2015  05     07   0838        1538      2015-05-07T08:38:00      1      3       32.80973  -117.27681  7.66   CC1425009_20150507_153852   after pumping    more like wave/storm events sampling  
3      7/3/2015    2015  07     03   1108        1808      2015-07-03T11:08:00      2      3       32.81014  -117.27713  8.78   CC1425009_20150603_180843   before pumping   nd         
4      7/3/2015    2015  07     03   1204        1904      2015-07-03T12:04:00      2      3       32.81018  -117.27699  8.15   CC1425009_20150603_190442   after pumping    nd         
5      7/10/2015   2015  07     10   1620        2320      2015-07-10T16:20:00      3      3       32.80989  -117.27633  8      no_CTD                      nd               nd         
6      10/2/2015   2015  10     02   0917        1617      2015-10-02T09:17:00      4      3       32.80996  -117.27627  8.14   CC1425009_20151002_161736   before pumping   nd         
7      10/2/2015   2015  10     02   0950        1650      2015-10-02T09:50:00      4      3       32.80992  -117.27615  8.32   CC1425009_20151002_165017   after pumping    nd         
8      10/30/2015  2015  10     30   1131        1831      2015-10-30T11:31:00      5      3       32.80966  -117.27616  8.82   CC1425009_20151030_183137   before pumping   nd         
9      10/30/2015  2015  10     30   1221        1921      2015-10-30T12:21:00      5      3       32.80973  -117.27602  8.52   CC1425009_20151030_192132   after pumping    nd