Details of NWISWeb Decommission Campaign 3 from November 2026 to February 2027
Tag: Monitoring Location Pages
Data for new parameter codes (released after June 2026) will only be available through Water Data for the Nation services. Data currently available through legacy NWISWeb applications will not be affected.
Manual readings for additional water data parameters will be available beginning July 1st, 2026.
We’re adding expiration to alert subscriptions to keep the WaterAlert system performing well and reducing costs.
A new STAC API provides access to rating curve files. This API will replace the ratings depot in winter 2026.
New features on the National Water Dashboard include a new experience when clicking a site, Data of Interest to customize your view, and usability updates for your Area-of-Interest.
Metadata are crucial to interpreting and understanding USGS water data. With the modernization of WDFN, we are changing the way you access and explore USGS water data metadata.
Water Data for the Nation (WDFN) is being modernized to simplify our data delivery and enable all data collection categories to be found from the same pages and tools. This post will orient you to where to find water data in the modernized WDFN.
Where to find and download daily data in Water Data for the Nation
Details of NWISWeb Decommission Campaign 2 from November 2025 to February 2026