A Network of Networks
Existing federal efforts augmented with state and local network compliant data
National network at specified spatial and temporal density
Conditions and trends identified at national scale
Eighty participants in the National Water Quality Network Design
Design Features
Nine resource compartments
Fixed station and probabilistic designs
Stations identified
Parameters and sampling frequencies specified
Provisions for data comparability, management and access
Design and data management linked to Integrated Ocean Observing System
Structure of the Design
A continuum of observations
Estuaries
Nearshore
Offshore and Exclusive Economic Zone
Great Lakes
Coastal Beaches
Wetlands
Rivers
Atmosphere
Groundwater
Data Collection Approaches
Remote sensing
Continuous sampling
Discrete sampling
Environmental Issues to be Assessed
Nutrient enrichment
Oxygen depletion
Sedimentation
Toxic contamination
Habitat degradation
Samples to be Analyzed
Physical characteristics
Flow, magnitude and direction; sediments, physical habitat
Chemical constituents
Inorganics - major ions, nutrients, metals, mercury
Organics - carbon, pesticides, PCBs, PAHs, emerging contaminants
Biological
Chlorophyll and algae
Bacteria and viruses
Macroinvertebrates and fish
DOI :: ACWI :: What's New? :: Meetings
U.S. Department of the Interior, U.S. Geological
Survey
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Wednesday, 08-Aug-2007 15:13:57 EDT
