Each feature class or feature dataset is in Geographic (GCS) NAD83 unless otherwise noted
DISCHARGE_SAMPLE_PUB_PT: Sample points recording stream discharge. Stream discharge is the volume of water passing a location per unit of time, and is generally expressed as cubic feet per second (cfs). The discharge table defined in this data standard stores the summary measurements. Raw data can be stored in a spreadsheet or document and related to the record.
The Water Quality dataset represents spatial location and basic information about stream sampling activities.