Sites in the Non-Tidal Monitoring Network

Monitoring sites of the Chesapeake Bay Program (CBP) Nontidal Water-Quality Network and River-Input monitoring sites. The USGS worked with the USEPA and the six States in the Bay watershed to establish the CBP Nontidal Water-Quality Network. Data from the network are used to document water-quality change that is related to land use, implementation of management actions, and climate variability.