Function：Measuring well depth, water level, drop-down of the groundwater.Advantage：1 probe, 1 operation, Replace 3 instruments, and inexpensive. Introduction Traditional on-site sampling requires carrying a water level meter, well depth gauge, and drawdown meter separately, each needing to be lowered into the well individually. By integrating these into one device, the number of instruments to carry … Continue reading AML 913 Groundwater three-level meter（Water Level Meter，Well Depth Meter，Drawdown Meter）