File:Ground water in San Joaquin Valley, California (1916) (14779184661).jpg

Identifier: groundwaterinsan00mend (find matches)
Title: Ground water in San Joaquin Valley, California
Year: 1916 (1910s)
Authors: Mendenhall, Walter C. (Walter Curran), 1871-1957 Stabler, Herman, 1880- Dole, Richard B. (Richard Bryant), 1880-1917
Subjects: Water-supply
Publisher: Washington : Govt. Print. Off.
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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and that of a 400-foot well near by prac-tically none; the water of a 102-foot well in sec. 23, T. 22 S., R. 22 E.(section QT, PL III), contains 1,640 parts, and that of a 216-foot wellin the next section practically none. It may be concluded thatthe maximum thickness of the lacustrine deposits is certainly notless than 100 feet nor greater than 850 feet and probably about 400feet and that the thickness is much less near the edges of the basin.Boundaries cc and dd have been located in sections OP to QTinclusive (PL III) in accordance with these conclusions. PROPER DEPTH OF WELLS NEAR TULARE LAKE. Plate IV shows the depths to which wells near Tulare Lake shouldbe sunk in order to strike water of good quality. The purple con-tour lines, indicating the depth in feet below which waters containingsulphate or excessive amounts of other mineral constituents willprobably not be encountered, have been located in accordance U. S. GEOLOGICAL SURVEYiEORGE OTIS SMITH. DIRECTOR WATER-SUPPLY IAfl M
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MAP OF TULARE LAKE AND VICINITY, CALIFORNIA Showing depth to which sulphate water may be obtainedand location of wells from which water was tested5 0 5 10 Miles 1915LEGEND -i% ao° Location of well from which water Line west of which ground waters Contours indicating depth in feet was tested. Black number indi- contain large amounts of sulphate below which sulphate waters will cates depth in feet; purple number (Reproduced from Plate II) probably not be encountered indicates sulphate content of water (Wells should be bored 50 to 100 in parts per million. T signifies feet deeper to assure good water)trace of sulphate CONDITIONS SOUTH OF TULARE LAKE. 1()(.) with the data in sections OP to YZ, inclusive of Plate III and figures2 and 3. Dependence lias aecessarily been placed in the reported depths of wells. Boundary AA corresponds to boundary AAIndicated in Plate 11. For safety wells should be sunk 50 to 100 feet deeper than thedepths indicated by the contours, and as practically all the

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