Observation well
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- A hole used to observe the ground-water surface at atmospheric pressure within soil or rock.
Bureau of Reclamation - Cite This Source - This Definition - ATV, Conjunctive use, Existing ground, Ground water table, Harrow, Leachate, Mulch, Offstream uses, Original ground (surface), Seep, spring, Sprinkler irrigation, Terrain, topography, Well, Withdrawal, yield