Potentiometric surface contours for the Deadwood aquifer, Black Hills area, South Dakota

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 represents potentiometric surface contours for the Deadwood aquifer, Black Hills, South Dakota.

本数据集发布于2016年10月1日生效的美国地质调查局（United States Geological Survey，USGS）相关政策施行之前，该政策对科学数据的审核、批准及发布流程作出了规定，具体参照《USGS勘测手册第502.8章：基础科学实践：科学数据发布的审核与批准》。本数据集涵盖南达科他州黑山地区戴德伍德含水层的测压水面等高线数据。