OAR 690-217-0010
Definitions
(1)
“Air Line”: A tube or pipe installed in a well specifically for the purpose of determining the water level by measuring the air pressure required to purge it of water.(2)
“Commission”: Water Resources Commission.(3)
“Electric Water Level Measuring Tape”: A device manufactured specifically for measuring depth to water in wells and consisting of a reel, electric cable with permanent depth markings, and an indicating buzzer, light or meter.(4)
“Electronic Pressure Transducer”: A submersible electronic pressure sensing device designed and constructed specifically for measuring water levels, usually connected to an electronic device to display or record pressure data.(5)
“Flowing Artesian Well”: A well which penetrates an aquifer with sufficient pressure to cause water to flow from the well without pumping.(6)
“Pump Test”: A controlled procedure in which water is withdrawn from a well at a constant rate for a specified period of time and in which the water level in the well is measured at specified intervals before, during and after pumping.(7)
“Pump Test Report”: The form provided by the Water Resources Department for reporting the results of pump tests required by ORS 537.772 (Pump tests).(8)
“Static Water Level”: The distance between the water level in a well and ground level when no water is being withdrawn from the well and the effects of previous withdrawals are no longer noticeable.
Source:
Rule 690-217-0010 — Definitions, https://secure.sos.state.or.us/oard/view.action?ruleNumber=690-217-0010.