wqx/descriptions/ActivityGroupType.json

Water Quality Exchange (WQX): JSON Schema

{
  "Field Set": "Used to group field activities",
  "Other": "Some other general group of activities - optionally qualified by the Activity Group Name",
  "QC Sample": "Used to group activities/samples with related quality control samples",
  "Replicate": "Used to group samples/measurements of the same type, medium, etc",
  "Subsample": "Used to group samples with subsamples",
  "Trip": "Used to group activities collected during the same trip"
}