A visit to a hydrologic site where many measurements, maintenance, and observation activities occur. The starting (full or partial) date and time of the site visit. The ending (full or partial) data and time of the site visit. The initials of the person or persons conducting the site visit. The agency performing the site visit (defaults to "USGS"). A textual description of the weather during the site visit. Was a time-series recorder record removed during this site visit (true or false)? The voltage of the instrumentation battery. Was the QW monitor inspected for this site visit (true or false)? Were water quality samples taken for this site visit (true or false)? Were sediment samples taken for this site visit (true or false)? Were biological samples taken for this site visit (true or false)? Were other samples taken for this site visit (true or false)? Comments about the site visit.