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#1 Federal
Water Quality Portal
- Organization: Department of Agriculture
- Dataset Last Updated: November 21, 2025
The Water Quality Portal (WQP) is a cooperative service sponsored by the United States Geological Survey (USGS), the Environmental Protection Agency (EPA), and the National Water Quality...
- HTML
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 04:54 AM
#2 Federal
A national harmonized dataset of discrete chlorophyll from lakes and streams (2005-2022)
- Organization: Department of the Interior
- Dataset Last Updated: May 23, 2023 at 12:00 AM
<p>This data release contains a 17-year record (2005-2022) of discrete chlorophyll data from inland waters, collected from across the nation and territories. These data are from discrete samples...
- XML
- XML
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:15 AM

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