OpenET Data Explorer
How to Use the
Data Explorer
OpenET’s Data Explorer provides easy access to ET data, helping water managers, farmers, and researchers better understand water use across agricultural and natural landscapes.
Key Features of the Data Explorer
With OpenET, you can visualize, analyze, and download data to support informed water management decisions.
Interactive maps with data overlays
View maps of ET from different years
Toggle views between field summaries and ET data at 30m spatial resolution
Downloadable data files in CSV format
View time series or cumulative total ET
How to Use the OpenET Data Explorer
1 Open the Tool
Visit explore.etdata.org to access the interactive map.
2Choose How You Want to View Data
Choose either the Field Boundary or Raster view.
3 Pick Your Area
Search for a location or draw your area directly on the map.
4 Set the Date Range
Select the year or time period you’re interested in.
5 Explore the Data
View ET layers and use the legend and tools to explore. Click the Download button to save graphs and timeseries data.
Tips for Best Results
Zoom in for field-scale data and adjust the opacity to view the satellite base map
Use the comparison tool to see changes over seasons or years
Check metadata for details on
data sources and resolution
See How Others are Using OpenET Data
Advancing Groundwater Sustainability with California DWR & OpenET
Using Satellite Data to Measure Consumptive Water Use for Irrigation & Water Conservation Programs
Overcoming Measurement Challenges & Streamlining Water Compliance
Sustainable Water Management for the Ogallala Aquifer
Testing Innovative Management Practices for Water Conservation on Pasturelands
OpenET & Water Planning, Data Collection, & Data Dissemination
Support for Precision Irrigation Tools & Optimized Farm Management
Restoring Groundwater Balance & Supply Through Community Planning
Filling the Biggest Data Gap
in Water Management
As we expand globally, our mission remains the same: deliver open, reliable, and actionable water data—developed with users, for users.