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1512 Draw Down Test - Plumbing - Private Water Sources
1512 Draw Down Test - Plumbing - Private Water Sources -

Image Text: Cross section > the greater amount of drawdown, the lower the capacity of the well > if the water supply is strong, the water level in the well will not drop significantly over the course of the drawdown test > water level at start of test > water level at end of test > water > draw down > water table > pump > ground surface > a recovery test measures how quickly the water level in the well returns to normal after the drawdown test is finished > a recovery rate of 3 gallons per minute is considered acceptable in many areas

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