OWRD GWR 027
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02S/03W-01DAD
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| Frank, F.J., and Collins, C.A., 1978, Groundwater in the Newberg area, northern Willamette Valley, Oregon:State of Oregon Water Resources Dept., Ground Water Report No. 27. | |
USGS WSP 1697 TUALATIN VALLEY
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02S/03W-01R1
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| Hart, D.H., and Newcomb, R.C., 1965, Geology and ground water of the Tualatin Valley, Oregon: U.S. Geological Survey Water Supply Paper 1697. | |