Central Oklahoma aquifer

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 the extent of the Central Oklahoma aquifer in Oklahoma.本批数据发布于2016年10月1日之前，彼时美国地质调查局（United States Geological Survey, USGS）规范科学数据审核、批准与发布流程的政策尚未正式生效，该政策的相关要求可参考《USGS调查手册第502.8章：基础科学实践：科学数据发布的审核与批准》。本数据集涵盖了俄克拉荷马州境内中部俄克拉荷马含水层的分布范围。