USGS Surface-Water Data for the Nation - National Water Information System (NWIS)
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下载链接：
https://waterdata.usgs.gov/nwis/
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资源简介：
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 USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the Virgin Islands, Guam, American Samoa and the Commonwealth of the Northern Mariana Islands.
提供机构：
U.S. Geological Survey
创建时间：
2023-09-28
