add the hydrodata table

README.rst

@@ -45,8 +45,29 @@
 Features
 --------
 
-PyGeoUtils is a part of `Hydrodata <https://github.com/cheginit/hydrodata>`__ software stack
-and provides utilities for manipulating (Geo)JSON and GeoTIFF data:
+Hydrodata is a stack of Python libraries designed to aid in watershed analysis through
+web services. Currently, it only includes hydrology and climatology data within the US.
+Hydrodata software stack is shown in the table below.
+
+=========== ===========================================================================
+Package     Description
+=========== ===========================================================================
+Hydrodata_  Access NWIS, HCDN 2009, NLCD, and SSEBop databases
+PyGeoOGC_   Query data from any ArcGIS RESTful-, WMS-, and WFS-based services
+PyGeoUtils_ Convert responses from PyGeoOGC's supported web services to datasets
+PyNHD_      Access NLDI and WaterData web services for navigating the NHDPlus database
+Py3DEP_     Access topographic data through the 3D Elevation Program (3DEP) web service
+PyDaymet_   Access the Daymet database for daily climate data
+=========== ===========================================================================
+
+.. _Hydrodata: https://github.com/cheginit/hydrodata
+.. _PyGeoOGC: https://github.com/cheginit/pygeoogc
+.. _PyGeoUtils: https://github.com/cheginit/pygeoutils
+.. _PyNHD: https://github.com/cheginit/pynhd
+.. _Py3DEP: https://github.com/cheginit/py3dep
+.. _PyDaymet: https://github.com/cheginit/pydaymet
+
+PyGeoUtils provides utilities for manipulating (Geo)JSON and GeoTIFF data:
 
 - ``json2geodf``: For converting (Geo)JSON objects to GroPandas dataframe.
 - ``arcgis2geojson``: For converting ESRIGeoJSON objects to standard GeoJSON format.
@@ -58,7 +79,6 @@ All these function handle all necessary CRS transformations. Moreover, requests
 functionalities can be submitted via
 `issue tracker <https://github.com/cheginit/pygeoutils/issues>`__.
 
-
 Installation
 ------------