USGS Measurements of Water Quality in San Francisco Bay (CA), 1969-2015 (ver. 4.0 March 2023)

The U.S. Geological Survey maintains a program of water-quality studies in San Francisco Bay (CA) that began in 1969. This Data Release archives and makes available...美国地质调查局（U.S. Geological Survey）持续开展一项始于1969年的加利福尼亚州旧金山湾水质研究计划。本次数据发布对该项目的相关数据进行归档并予以公开。