§ 15.11.410. Evapotranspiration adjustment factor (ETAF).

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"Evapotranspiration adjustment factor (ETAF)" means a factor of 0.55 for residential landscape and 0.45 for non-residential landscape, that, when applied to reference evapotranspiration, adjusts for plant factors and irrigation efficiency, two major influences upon the amount of water that needs to be applied to the landscape area. The ETAF for existing non-rehabilitated landscapes is 0.8. The ETAF for a new and existing (non-rehabilitated) special landscape area shall not exceed 1.0.

(Ords. 29243, 29671.)

                    
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