Test Your Knowledge: How to Calculate the Specific Capacity of a Groundwater Well

Now that you have had a chance to look over How to Calculate the Specific Capacity of a Groundwater Well, try this problem.

Well #17 yields 255 gpm and has a drawdown of 80 ft. What is the specific capacity?

To check your answers, Click Here.

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2 Responses to Test Your Knowledge: How to Calculate the Specific Capacity of a Groundwater Well

  1. Pingback: How to Calculate the Specific Capacity of a Groundwater Well |

  2. Jim Clark says:

    You are not clear where the datum point was when you calculated the draw down. Since most Flow Tests are measured from top of casing you need to first subtract the distance from top of casing to the static level from the draw down. Then take what is left of the draw down and divide it into the Flow Rate

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