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ENO Scientific Well Sounder 2010 PRO
The Well Sounder 2010 PRO by ENO Scientific uses sound waves to measure the distance from the top of the well to the static water level. It eliminates the need to lower anything into the well. Simply place the probe into a well cap vent opening and turn the unit on. Within seconds the SWL is displayed. Range 3m-600m, accuracy 3cm.
A built-in data logger can record up to 25 million time-stamped readings, which can be viewed on a screen or downloaded to a PC. The Well Sounder offers a host of features, such as setting it up for automatic drawdown testing.