Wetted channel and bar features for the Nehalem River, Oregon in 2005

These data were released prior to the October 1, 2016 effective date for the USGS’s policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual Chapter 502.8 Fundamental Science Practices: Review and Approval of Scientific Data for Release. The Tillamook Bay subbasins and Nehalem River basins encompass 1,369 and 2,207 respective square kilometers of northwestern Oregon and drain to the Pacific Ocean. The Tillamook, Trask, Wilson, Kilchis, and Miami Rivers flow into Tillamook Bay near the towns of Tillamook and Garibaldi. The Wilson and Trask River basins cover the largest areas (500 and 451 square kilometers, respectively) whereas the Tillamook and Kilchis Rivers encompass similar sized [...]

本数据集发布于2016年10月1日之前，符合美国地质调查局（United States Geological Survey, USGS）相关政策的生效日期要求，该政策规定了科学数据的审查、核准与发布流程，相关细则详见《美国地质调查局手册第502.8章：基础科学实践：科学数据发布的审查与批准》。蒂拉穆克湾子流域与尼黑利姆河流域（Nehalem River Basins）坐落于俄勒冈州西北部，流域面积分别为1369平方千米与2207平方千米，最终均注入太平洋。蒂拉穆克河（Tillamook River）、特拉斯克河（Trask River）、威尔逊河（Wilson River）、基尔奇斯河（Kilchis River）与迈阿密河（Miami River）均在蒂拉穆克与加里巴迪小镇附近注入蒂拉穆克湾。其中威尔逊河与特拉斯克河流域的面积最大，分别为500平方千米与451平方千米；蒂拉穆克河与基尔奇斯河流域面积相近[...]