. Underground water resources of Iowa . in the drier seasons. The prospect of obtaining water from the deeper formations atWinterset is indicated by the record of the Finley McDonald well(NE. \ NE. \ sec. 1, T. 75 N., R. 28 W.), which has a depth of 799feet and a diameter of 3| inches. The curb is approximately 1,100feet above sea level and the head 190 feet below curb. Water wasfound at 248, 433, 538 (2^ gallons a minute), 630 to 648 (2f gallons 792 UNDERGROUND WATER RESOURCES OF IOWA. heading 2 feet below curb, strong flow in sandstone), and 758 to 770(strong flow in crevice at 797 feet). Th
. Underground water resources of Iowa . in the drier seasons. The prospect of obtaining water from the deeper formations atWinterset is indicated by the record of the Finley McDonald well(NE. \ NE. \ sec. 1, T. 75 N., R. 28 W.), which has a depth of 799feet and a diameter of 3| inches. The curb is approximately 1,100feet above sea level and the head 190 feet below curb. Water wasfound at 248, 433, 538 (2^ gallons a minute), 630 to 648 (2f gallons 792 UNDERGROUND WATER RESOURCES OF IOWA. heading 2 feet below curb, strong flow in sandstone), and 758 to 770(strong flow in crevice at 797 feet). The capacity of the well is 300gallons per hour, lowering 21 feet under a 10-hour test. Driller^s log of McDonald well at Winterset. Clay (Pleistocene) Limestone (Missouri) Shale (Des Moinfes) of various colors; fire clay, sandstone, limestone, and some Sandstone Shale, white Shale, black, bituminous Sandstone, hard, flinty Sandstone, dark-colored Sandstone, white (base of Des Moines) Limestone, white, hard, cherty (Mississippian). WELL DATA. The following table gives data of typical wells in Madison County: Typical wells of Madison County. Owner. Location. Depth. Depthto rock. Source ofsupply. Headbelowcurb. Remarks (logs given infeet). ,(Crawford). Peter Cunningham. T. 75 N., R. 29 \V.(Webster). 2 miles north ofPatterson. Sand, at baseof drift. Feet. Abandoned; insuffi-cient. T. D. T. 75 N., R. 28 W.(Lincoln). NW. JsecS 301 115 Sandstone(Des Moines);limestone(Missouri). Drift, 115; Missouri, 148;Des Moines, 38. Allwaters only IJ gallonsper minute. Mineral. Dave McCleary , 5 miles southwestof Winterset. 577 100 Sandstone(Des Moines). 260 Drift, 100; Missouri, 56;Des Moines, 421. Aweak well. Mineral. (Douglas). Finley T. 76 N., R. 29 W.(Jackson). NE. isec. 1 799 28 Sandstone(St. Lou-is). 190 Mineral. Test 300 gal-lons per hour for 21hours. Drift, 28; Mis-souri, 22; Des Moines,720; St. Louis, 29. Dave Ford NE
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