New York Water Science Center
USGS IN YOUR STATE
USGS Water Science Centers are located in each state.
Water-Quality Information and Data
The U.S. Geological Survey operates and maintains approximately 7,300 streamgages nationwide, hundreds here in New York, which provide long-term, accurate, and unbiased information that meets the needs of many diverse users. The USGS collects the streamflow data needed by Federal, State, and local agencies for planning and operating water-resources projects and regulatory programs.
The links below allow you to find information and data about water-quality in New York.
New York NAWQA