Documentation
Writing Fault Resistant Code
Formats
- WaterML
- WaterOneFlow (WaterML 1.1)
- an XML schema created by CUAHSI and adopted by the OpenGeospatial Consortium allowing for the broad sharing of time-series hydrologic information
- WaterML2
- a newer XML schema by the OpenGeospatial Consortium for sharing time-series data
- RDB
- a tab-delimited format frequently used by the U.S. Geological data to serve data
- JSON
- Javascript Object Notation. Some USGS Water Web Services will support the JSON format.
- KML
- used for lightweight mapping applications like Google Maps and Google Earth
- MapperML - used by some services, this produces a lightweight output of high level site information designed for use by the NWIS Mapper. However, it is available to all.
Instantaneous Values Web Services
Site Service
Daily Values (DV) Web Services
Water Quality Web Services
Groundwater Levels Web Service
Statistics Web Service
Partners