None
water m 115 See also 'particular county descriptions, pp. 619-76S, 823-896. Wisconsin drif,t province, area of, map show- ing Pocket. topography of 52-53, 731 water of 117 Vfoden, v/ells at, water of, quality of 145 Woodbine, water supply at 925-926 wells sX...\ 899, 920, 928 Woodbmrn, wells at, water of, quality of 174 Woodbury County, city and village supplies in 893-895 geology of 825, 891 springs in , 893 topography of 891 imderground water of 892-896 wells in 892-896 records of 893-895 water of, quality of 152 Woolson, wells at 543 Worth County, city and village supplies in. . 664 geology of 663 topography of 663 undergrormd water of 663-664 wells in 136, 663-664 water of, quality of 145 Worthington, wells at and near 310, 311,316,326,327 wells at and near, water of, quality of 144 Wright County, city and village supplies in. 667-669 drainage wells in 667 flowing wells in 666 geology of 619, 664 topography of 664 underground water of 665-669 wells in 665-669 water of, head of 666-667 quality of 147 Wyman, wells at 58Q Wyoming, water supply at 437 Y. Yarmouth, geology near 523 wells at and near 532 Yarmouth stage, deposits of 89 deposits of, occurrence and character of 556,574 water in 558 See also Buchanan gravel. Yellow River, spring head of 248 wells near 245 Yield of v/ells, decrease in, remedies for 130-131 decrease in, statistics of 131-134 factors affecting 123-130 measurement of 123 Z. Zearing, wells at, water of, quahty of 163 o GEOLOGIC MAP OF IOWA SHOWING ARTESIAN CONDITIONS AND ELEVATION OF ST. PETER SANDSTONE LtAp'13 w. 