Science & Technology

National Wetland Condition Assessment 2011 Site Evaluation Guidelines

National Wetland Condition Assessment 2010 Site Evaluation Guidelines

National Wetland Condition Assessment 2011 Field Operations Manual

National Coastal Condition Report III Factsheet

The National Coastal Condition Report III (NCCR III) is the third in a series of environmental assessments of U.S. coastal waters and the Great Lakes. The report includes assessments of the nation’s estuaries in the contiguous 48 states and Puerto Rico.

National Coastal Condition Report IV Factsheet

Overall condition of the Nation’s coastal waters is fair. This rating is based on five indices of ecological
condition: water quality index, sediment quality index, benthic index, coastal habitat index, and fish tissue contaminants index.

National Coastal Condition Report I Factsheet

The National Coastal Condition Report describes the ecological and environmental conditions in U.S. coastal waters. This first-of-its-kind Report, presents a broad baseline picture of the overall condition of U.S. coastal waters as fair to poor.

National Wetland Condition Assessment 2011 Quality Assurance Project Plan

National Coastal Condition Assessment 2015 Design

This is the design documentation for the National Coastal Condition Assessment in 2015.

National Lakes Assessment 2012 Design

This is the design document for the National Lakes Assessment in 2012.

National Rivers & Streams Assessment 2013/14 Quality Assurance Project Plan

The Quality Assurance Project Plan for the NRSA 2013/14

Watershed Academy Webcast: Draft National Rivers and Streams Assessment 2008-2009: A Collaborative Survey

Watershed Academy webcast on the results of the National Rivers and Streams Assessment 2008-2009 Report

Watershed Academy Webcast: National Lakes Assessment: Reporting on the Condition of the Nation's Lakes

Watershed Academy webcast on the results of the National Lakes Assessment 2007 Report

Within Year Temporal Variability in Water Chemistry - A White Paper

This page includes a pdf of a white paper by Herlihy and Sifneos, 2017 called Within-Year Temporal Variability in Water Chemistry in EPA's National Aquatic Resource Surveys (2000-2014)