Chesapeake Bay Nontidal Network: 1985-2023 Orthophosphate Trends and Percent Change in Flow-Normalized Load

Detailed Description
This map displays the long term trend for orthophosphate, as well as the percent total change in flow-normalized loads for orthophosphate across the Chesapeake Bay Watershed from 1985 to 2023.
Learn more about Chesapeake Bay Water-Quality Loads and Trends and the USGS Nontidal Network.
Sources/Usage
Public Domain.