:: California Evapotranspiration Data ::
This website offers two types of evapotranspiration data. Click on a category for explanations and downloading directions.
Evapotranspiration values in this water balance category have been adjusted for decreases in vigor and bare spots. The estimates by ITRC have concluded a reduction in ETc of approximately 7% (CALFED/ARI Evaporation Study Report).
Evapotranspiration values in this section have not been adjusted for bare spots and decreased vigor. These values are best estimates of evapotranspiration throughout California.
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|Transpiration from precipitation|
|Evaporation from precipitation|
|ET from precipitation|