Science & Technology
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Harmful Algal Blooms Monitoring and Remote Sensing Research
EPA's harmful algal bloom (HAB) and cyanobacteria research uses a variety of methods and data sources relating to monitoring and remote sensing.
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National Wetland Condition Assessment 2016 Site Evaluation Guidelines
National Wetland Condition Assessment 2016 Site Evaluation Guidelines
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National Rivers & Streams Assessment 2008-2009 Quality Assurance Project Plan
National Rivers & Streams Assessment 2008-2009 Quality Assurance Project Plan
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National Wetland Condition Assessment 2016 Lab Operations Manual
National Wetland Condition Assessment 2016 Lab Operations Manual
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National Coastal Condition Assessment 2015 Site Evaluation Guidelines
National Coastal Condition Assessment 2015 Site Evaluation Guidelines
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National Rivers & Streams Assessment 2013-2014 Design
This is the design document for the National Rivers & Streams Assessment in 2013-14.
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National Coastal Condition Report II Factsheet
The NCCR II is based on data gathered by a variety of federal, state and local sources, and includes over 50,000 samples taken between 1997 and 2000 in all continental seacoasts and Puerto Rico.
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National Wetland Condition Assessment 2016 Field Operations Manual
National Wetland Condition Assessment 2016 Field Operations Manual
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National Rivers & Streams Assessment 2008-2009 Site Evaluation Guidelines
The Site Evaluation Guidelines manual for the NRSA 2008-2009.
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National Rivers & Streams Assessment 2008-2009 Field Operations Manual
The Field Operations Manual for the NRSA 2008-2009.
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National Lakes Assessment 2012 Quality Assurance Project Plan
Quality Assurance Project Plan for the NLA 2012
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National Lakes Assessment 2012 Field Operations Manual
Field Operations Manual for the NLA 2012
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National Lakes Assessment 2012 Site Evaluation Guidelines
Site Evaluation Guidelines for the NLA 2012
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National Rivers & Streams Assessment 2008-2009 Laboratory Operations Manual
National Rivers & Streams Assessment 2008-2009 Laboratory Operations Manual
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National Lakes Assessment 2012 Laboratory Operations Manual
Laboratory Manual for the NLA 2012
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National Coastal Condition Assessment 2010 Lab Methods Manual
National Coastal Condition Assessment 2010 Lab Methods Manual
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National Wetland Condition Assessment 2016 Quality Assurance Project Plan
National Wetland Condition Assessment 2016 Quality Assurance Project Plan
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Developing a Watershed Vulnerability Index
This page guides to develop a watershed vulnerability index
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Watershed Protection Projects By State and Region
This page guides the user how they can contribute and take active participation in keeping all the watersheds healthy.
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Technical Appendices for RSEI Version 2.1.5, September 2007
These six Technical Appendices accompany the RSEI User's Manual Version 2.1.5 and provide additional information on the data used in the model.