; and (C) disposition under all laws relating to mineral and geothermal leasing or mineral materials. (b) Designation of wild and scenic river segments (1) In general Section 3(a) of the Wild and Scenic Rivers Act ( 16 U.S.C. 1274(a) ) (as amended by section 204) is amended by adding at the end the following: (216) Nestucca river, oregon The approximately 15.5-mile segment from its confluence with Ginger Creek downstream until it crosses T. 4 S., R. 7 W., sec. 7, Willamette Meridian, to be administered by the Secretary of the Interior as a recreational river. (217) Walker creek, oregon The approximately 2-mile segment from the headwaters in T. 3 S., R. 6 W., sec. 20 downstream to the confluence with the Nestucca River in T. 3 S., R. 6 W., sec. 15, Willamette Meridian, to be administered by the Secretary of the Interior as a recreational river. (218) North fork silver creek, oregon The approximately 6-mile segment from the headwaters in T. 35 S., R. 9 W., sec. 1 downstream to the edge of the Bureau of Land Management boundary in T. 35 S., R. 9 W., sec. 17, Willamette Meridian, to be administered by the Secretary of the Interior as a recreational river. (219) Jenny creek, oregon The approximately 17.6-mile segment from the Bureau of Land Management boundary located at the north boundary of the southwest quarter of the southeast quarter of T. 38 S., R. 4 E., sec. 34, Willamette Meridian, downstream to the Oregon State border, to be administered by the Secretary of the Interior as a scenic river. (220) Spring creek, oregon The approximately 1.1-mile segment from its source at Shoat Springs in T. 40 S., R. 4 E., sec. 34, Willamette Meridian, downstream to the confluence with Jenny Creek in T. 41 S., R. 4 E., sec. 3, Willamette Meridian, to be administered by the Secretary of the Interior as a scenic river. (221) Lobster creek, oregon The approximately 5-mile segment from T. 15 S., R. 8 W., sec. 35, Willamette Meridian, downstream to the edge of the Bureau of Land Management boundary in T. 15 S., R. 8 W., sec. 15,