Item #38338 A DESCRIPTION OF HYDROGEOLOGIC UNITS IN THE PORTLAND BASIN, OREGON AND WASHINGTON; U.S. GEOLOGICAL SURVEY WATER-RESOURCES INVESTIGATIONS REPORT 90-XXX. R. D. Swanson, J. B. Gonthier, W. D. McFarland, J M. Wilkinson.

A DESCRIPTION OF HYDROGEOLOGIC UNITS IN THE PORTLAND BASIN, OREGON AND WASHINGTON; U.S. GEOLOGICAL SURVEY WATER-RESOURCES INVESTIGATIONS REPORT 90-XXX

Portland, OR: United States Geological Survey/USGS/City of Portland Bureau of Water Works, 1990. Comb binding. Item #38338

A study which maps the extent, thickness, and boundaries of hydrogeologic units (aquifers and confining units) in the basin. 80 numbered pages, 33 numbered altitude tables for selected wells, plus seven pages of maps and tables, etc. All pages printed rectos only. The required ten large folded sheets are present in the rear pockets. Clear vinyl front cover. Owner;s name to the front cover. A few areas of marker highlighting. A very good copy of this preliminary report.

Price: $35.00

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