The Geological Survey, on July 10, 1957, was requested by the Washington State Department of Conservation to participate in a pumping test to be made by the city of Pullman on their city well 4, scheduled to begin July 15, 1957. The area was visited on July 11 by Mr. Holmberg, and on July 14 by Mr. Foxworthy, both of the Geological Sruvey. Measurements of water level on city well 4 and on nearby wells were continued by them onto July 16. Results of the pumping test are described in this report, and tabulation of water-level measurement, hydrographs, and descriptions of pertinent wells are included.
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Results of pumping test, city well four, Pullman, Washington