File:Water Supply and Irrigation Papers of the United States Geological Survey (1905) (14596690917).jpg

Identifier: watersupplyirrig114unit (find matches)
Title: Water Supply and Irrigation Papers of the United States Geological Survey
Year: 1905 (1900s)
Authors: United States Geological Survey
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Contributing Library: Clemson University Libraries
Digitizing Sponsor: LYRASIS Members and Sloan Foundation

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fromwest to east. UNDERGROUND WATER SUPPLIES. SUPPLIES OF THE DRIFT. Eastern shore district.—This district embraces the eastward-slopingstrip lying between the moraines and the shores of Lakes Huron, St.Clair, and Erie, from Saginaw Bay to the southern limits of the State. The surface deposits of the region, except in some of the valleys a Compiled mainly from report by A. C.Lane on Water Resources of the Lower Peninsula of Michi-gan, Water-Supply and Irrigation Paper U. S. Geol. Survey No. 30, 1899. For facts relating to theUpper Peninsula of Michigan, see the description of the Wisconsin district, pp. 233 to 241. 242 FULLER.) LOWER MICHIGAN. 243 and in the old beaches along the lakes, are predominantly clay. Theclays yield no water, but small supplies, which are liable to fail intimes of drought, are found in pockets of gravel or sand in the clay,and a water-bearing layer commonly occurs at the contact of the driftwith the underlying rock. Near the moraine the water-bearing sands
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Fig. 38.—Geologic sketch map of lower Michigan. are more numerous, and at least one city, Ypsilanti, obtains its publicsupply from wells in the drift. The waters in the upper part of thedrift are of good quality, but in the lower part they are of ten chargedwith salt and other minerals, or with gas derived from the underlyingrocks from which the waters come. Some of the wells How. In thestream and other gravels and sands of the valleys and in the sandy 244 UNDERGROUND WATERS, EASTERN UNITED STATES. (no. 114. beaches bordering the hikes good waters are often obtained by shallowwells, but the wells are liable to fail in especially dry seasons. Saginaw Valley district.—This district includes the drainage basinof Saginaw River and portions of adjacent regions. The surface isflat, the streams generally flowing in shallow valleys. It is coveredwith clayey drift or hardpan, or with clays deposited in a glaciallake, the deposits averaging from 80 to 100 feet. Sand ridges occurnear the lak

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