You searched for: Place Au Sable Twp. T23N, R9E, Sec. 3, SE1/4; 600 ft. N. of mouth of Au Sable Riv. on L. Huron on S. side of town of Oscoda. Remove constraint Place: Au Sable Twp. T23N, R9E, Sec. 3, SE1/4; 600 ft. N. of mouth of Au Sable Riv. on L. Huron on S. side of town of Oscoda.