Scientific Investigations Report 2008–5071
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2008–5071
Table 2. Transmissivities and storativities of the Lower Aquifer, Eastbank Aquifer system, Douglas County, Washington.
[Locations of wells are shown in figure 2. Abbreviations: ft2/d, foot squared per day; –, not available]
| General area | Transmissivity (ft2/d) | Storativity (dimensionless) | Source | ||||
|---|---|---|---|---|---|---|---|
| Range | Final estimate | Range | Final estimate | ||||
| South of well CD47 and north of subsurface grout wall | 470,000–1,200,000 | 670,000 | – | – | Robinson and Noble, Inc. (as reported by R.W. Beck and Associates, 1973) | ||
| North of well CD47 | 500,000–1,700,000 | 630,000 | 0.0021–0.0054 | 0.0032 | Robinson and Noble, Inc. (as reported by CH2M Hill, 1977) | ||
| RW well field (wells RW1, RW2, RW3, and RW4) | 250,000–380,000 | 320,000 | 0.021–0.12 | 0.06 | CH2M Hill (1979; ranges as reported by Water & Environmental Systems Technology, Inc., 1990; final estimates as reported by CH2M Hill, 1988) | ||
| Entire study area north of subsurface grout wall | 37,000–650,000 | – | 0.007–0.095 | – | Water & Environmental Systems Technology, Inc. (1990) | ||
U.S. Department of the Interior | U.S. Geological Survey
URL: http://pubs.usgs.gov/sir/2008/5071
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