1:500,000-scale dissolved solids in ground water in the Basin and Range Province of Nevada

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. This data set consists of 1:500,000-scale areas of dissolved solids in the Basin and Range Province of Nevada. The sources of this data set are sheets 3 and 4 of a 1984 U.S. Geological Survey Water-Resources Investigation Report (Thompson and Chapell, 1984.) Reference Cited Thompson, T.H., and Chappell, R., 1984, Maps showing distribution of dissolved solids and dominant chemical type in ground water, Basin and Range Province, Nevada: U.S. Geological [...]

本数据集发布于2016年10月1日美国地质调查局（United States Geological Survey, USGS）科学数据审查、批准与发布政策的生效日期之前，该政策的具体要求可参考《USGS调查手册第502.8章：基础科学实践——科学数据发布的审查与批准》。
本数据集涵盖内华达州盆地与山脉省（Basin and Range Province）1:500000比例尺的溶解固体分布区域。
本数据集的数据源为1984年美国地质调查局水资源调查报告的第3、4幅图件（Thompson与Chapell，1984）。
参考文献：Thompson, T.H. 与 Chappell, R., 1984，《内华达州盆地与山脉省地下水溶解固体分布及主要化学类型分布图》：美国地质调查局[...]