get_water_levels
Get recent water level and streamflow data for a USGS monitoring site. Returns time-series data including discharge (streamflow) and gage height for the specified monitoring station. Args: site_number: USGS site number (e.g. '01646500' for Potomac River at Little Falls). days: Number of days of data to retrieve (default 7, max 120).
dayssite_number必填