Geological Survey Water-Supply Paper Volume 1308 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. Excerpt: ...(1934-50), 134 cfs. Kitreaws.--1934-50: HaxlaiM discharge, 21,200 cfs (revised May 29 1941 (gage height, --IJTTJrft, from floooawks), from rating curve extended above 7,300 cfs on basis of slope--rea determination of peak flow; minimum observed, 14 cfs Dec. 30, 1939; minimum gage height observed, 1.70 ft Dec. 24, 1947. Revised. t Corrected. Hot previously published; partly estimated on bantu of records for stations on nearby a Hot previously published. 310. Mississippi River at McGregor, Iowa: atlon.--Lat 4301130" long 91-10'SO," In SF.jGEf see. 22 T. 95 N., R. 3 V., in city park at north end of Main Street in McGregor, 2.6 miles upstream from Wisconsin River, 4.3 miles downstream from Yellon River, and at mile 633.4 upstream from Ohio River. Drainage area.--67.500 sq ml, approximately. Gage.--Mater-stage recorder. Datum of gage is 605.30 ft above mean sea level, adjustment of 1912. Auxiliary gage In tallwater of dan 9 and 14.1 miles upstream. Prior to June 1, 1937, and June 2, 1939, to Sept. 30, 1950, water-stage recorder; June 1, 1937, to June 1, 1939, staff gage, all at datum 5.30 ft lover. Average discharge.--14 years (1936-50), 31,520 cfs. Extremes.--1936-50: Maximum dally discharge, 127,700 cfs Mar. 29, 1945; maximum gage height observed, IS.45 ft Sept. 18, 1938; minimum dally discharge 6,200 cfs Dec. 9, 1936 (discharge measurement); minimum gage height, -0.86 ft Aug. 18, 1936. Maximum stage known, about 21.0 ft In June 1880. Remarks.--Stage-discharge relation affected by backwater from Wisconsin River and oam no. 10. Plow regulated by reservoirs and navigation dams. 311. Lac Vleux Desert near Land O'Lakes, Via..atIon.--Lat 46'07'20," long 8909'10," In SEiNEj sec. 17, T. 42 N., R. 11 E., head of Wisconsin River, 5 miles...