| Parameter | Description | Units |
| event | unique sampling event number composite of GMT date and time | YYYYMMDDhhmm |
| date | start date of event (GMT) | YYYYMMDD |
| time | start time of event (GMT) | hhmm |
| lon | longitude, negative denotes West | decimal degrees |
| lat | latitude, negative denotes South | decimal degrees |
| sta | station number | dimensionless |
| Pmax | pressure, maximum recorded | decibars |
| ev_type | sampling event type | dimensionless |
| sampling_code | concatenated string: cruise_ID, sampling method, and 2 digit station | dimensionless |
| activity_and_comments | description of sampling event | dimensionless |
| cast | cast number for event | dimensionless |
| comments | description of event | dimensionless |
| Pmax_n | pressure, nominal maximum for cast | decibars |
| sampling_type | sampling device type | dimensionless |
| depth_max | maximum depth of sampling | meters |
| dist_EC | distance from eddy center | kilometers |
| radiometer_file | file associated with radiometer | dimensionless |