Stream cut in east bank of Duncan Creek just northof first bridge south of Glen Lock Dam in Irvine Parknear north city limits of Chippewa Falls (Fig. 1) in the NW½, SW½, NE½, Sec.31, T.29N., R.8W., Chippewa County (Chippewa Falls 7¼-minute Quadrangle, 1972). Exposure can be reached by foot path from northeast side of bridge northward for about 300 ft (90 m).
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