.. _download-historical-sensor-data-how-to:

###############################
Download Historical Sensor Data
###############################

Real-time stations and their associated pages aggregate and show all relevant station data. Data can be downloaded by selecting an individual station and then choosing ``Download``.

#. Within the portal, visit the real-time sensor map.
#. Use the station filters to show stations by parameter, source, or platform.
#. Use the map to zoom to an area of interest, select an individual station, and then download data for that station and sensor.
#. Data can be downloaded by clicking on the station point in the map. In the data display window that opens, select ``Download`` in the bottom left beneath the chart.

For more information, please see the :ref:`Catalog Overview <catalog-overview>` section.