Record Details

page 368

Oregon Digital

Field Value
Title page 368
Relation Columbia River
Date 2005-02-22 to 2005-04-11
Rights This item is in the public domain. Acknowledgement of the University of Oregon Libraries as a source is requested.
Type page
Format Scanned from originals using Silverfast AI 6.0 on UMAX Powerlook III flatbed scanner. Scanned images saved as 16 bit grayscale tiffs. 279.839 kb 8 bit - Gray Gamma 2.2 - greyscale Omnipage 14 used to OCR 8 bit grayscale tiffs and generate text files for full text access. 16 bit grayscale tiffs edited in Photoshop 6.0: cropped, rotated, reduced in size, levels adjusted, bit depth reduced to 8 and JPEGs created.
Description behavior in relation to droughts and in relation to rainfall and run-off. A systematic inventory of ground water resources of the Columbia River Basin is proposed. This would include: (1) Canvassing existing wells to secure pertinent descriptive data, (2) geologic mapping and test drilling to determine the extent and characteristics of water-bearing zones, (3) determining the extent of current ground-water withdrawals, (4) conducting pumping tests on selected wells to determine the water...
Identifier http://oregondigital.org/u?/wwdl,1818

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