Or. Admin. R. 690-507-0620 - Butter Creek CGWA: Definitions

The following definitions apply to OAR Chapter 690, Division 507:

(1) "Commission" means the Water Resources Commission.
(2) "Department" means the Water Resources Department.
(3) "Director" means the Director of the Water Resources Department.
(4) "Physically capable" means that the well, pump installed, and distribution system are able to produce and distribute the quantity of water requested.
(5) "Reasonably stable water level" means an annual static water level decline of less than one foot over the entire subarea as determined by averaging the annual water level change of the representative wells in the subarea, and the water level change for the subarea averaged over five consecutive years displays no decline.
(6) "Sustainable annual yield" means the volume of water that can be pumped on an annual basis while maintaining reasonably stable water levels. This is a measurement of the capacity of the available source.
(7) "Water user" means a person who pumps water from the basalt groundwater reservoir.


Or. Admin. R. 690-507-0620
WRD 9-1990, f. & cert. ef. 6-25-90; WRD 2-1999, f. & cert. ef. 3-3-99; WRD 2-2017, f. & cert. ef. 5/22/2017

Stat. Auth.: ORS 536 & 537

Stats. Implemented: ORS 537.535

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