Proposed Monitoring Sites in the Sacramento-San Joaquin Delta (2021)

Locations of existing and proposed water quality monitoring stations in the Sacramento-San Joaquin Delta as per U.S. Geological Survey Monitoring Network Sacramento-San Joaquin Delta and Suisun Bay, California Environmental Assessment.  As part of a broader effort to implement a more robust monitoring network in the Delta, the USGS California Water Science Center submitted a permit request to construct install up to 180 steel pilings to support new monitoring equipment.