Channel centerline for the Tillamook, Trask, Wilson, Kilchis, and Miami Rivers, Oregon in 1967

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，该日期为美国地质调查局（USGS）相关政策的生效日期；该政策规定了科学数据的审核、批准与发布流程，相关依据可参见《USGS调查手册第502.8章：基础科学实践——科学数据发布的审核与批准》。蒂拉穆克湾子流域与内哈勒姆河流域分别覆盖俄勒冈州西北部1369与2207平方公里的陆域，最终均注入太平洋。蒂拉穆克河、特拉斯克河、威尔逊河、基尔奇斯河与迈阿密河均在蒂拉穆克镇与加里巴迪镇附近注入蒂拉穆克湾。威尔逊河与特拉斯克河流域的覆盖面积最大，分别为500与451平方公里；而蒂拉穆克河与基尔奇斯河流域的面积规模相近[...]