2002
DOI: 10.3133/ofr02197
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Documentation of spreadsheets for the analysis of aquifer-test and slug-test data

Abstract: PrefaceThis report documents several spreadsheets that have been developed for the analysis of aquifer-test and slug-test data. Each spreadsheet incorporates analytical solution(s) of the partial differential equation for ground-water flow to a well for a specific type of condition or aquifer. The spreadsheets were written in Microsoft Excel version 9.0. Use of trade names does not constitute endorsement by the U.S. Geological Survey (USGS). The spreadsheets have been tested for accuracy using datasets from di… Show more

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Cited by 90 publications
(93 citation statements)
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“…Storage coefficient estimates in single-well tests are not reliable (Halford and Kuniansky, 2002;Halford and others, 2006). A Microsoft Excel spreadsheet produced by Halford and Kuniansky (2002) uses the Cooper-Jacob method to determine the transmissivity.…”
Section: Methodsmentioning
confidence: 99%
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“…Storage coefficient estimates in single-well tests are not reliable (Halford and Kuniansky, 2002;Halford and others, 2006). A Microsoft Excel spreadsheet produced by Halford and Kuniansky (2002) uses the Cooper-Jacob method to determine the transmissivity.…”
Section: Methodsmentioning
confidence: 99%
“…A Microsoft Excel spreadsheet produced by Halford and Kuniansky (2002) uses the Cooper-Jacob method to determine the transmissivity. Because storage coefficient estimates are not reliable for single-well tests, the spreadsheet does not calculate the storage coefficient.…”
Section: Methodsmentioning
confidence: 99%
See 1 more Smart Citation
“…The tests were performed by using techniques described by Stallman (1971). Computations were performed by using spreadsheet-based tools (Halford and Kuniansky, 2002) and were analyzed by using methods developed by Butler and others (2003) for formations of high hydraulic conductivity. The Table 1.…”
Section: Hydrologymentioning
confidence: 99%
“…The hydraulic conductivity estimated from the tests is assumed to be representative of the upper 50 ft of saturated sediments. The slug-test data were analyzed to obtain an estimate of hydraulic conductivity using a spreadsheet program developed by Halford and Kuniansky (2002). Estimates of hydraulic conductivity from the slug tests range from 0.6 to 300 ft/d (table 1, fig.…”
Section: Aquifer Propertiesmentioning
confidence: 99%