Science & Technology
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ASH135
Ashland (ASH135) CASTNET site location,
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Common Effects Methodology Regional Stakeholder Meeting January 11 -22, 2010
EPA is exploring how to build on the substantial high quality science developed under both OPP programs to develop additional tools and approaches to support a consistent and common set of effects characterization methods using best available information.
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Fact Sheet: Estuarine and Coastal Marine Waters - Bioassessment and Biocriteria Technical Guidance
Fact Sheet: Estuarine and Coastal Marine Waters: Bioassessment and Biocriteria Technical Guidance
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Biological Water Quality Criteria
Page contains links to Technical Documents pertaining to Biological Water Quality Criteria, including, technical assistance documents for states, tribes and territories, program overviews, and case studies.
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2017 Draft Aquatic Life Criteria for Aluminum in Freshwater
EPA has released draft updated aluminum aquatic life ambient water quality criteria for freshwater under Section 304(a)(1) of the Clean Water Act. EPA will accept public comments on the draft criteria for 60 days upon publication in the Federal Register.
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Common Effects Methodology National Stakeholder Meeting December 1, 2010
EPA is exploring how to build on the substantial high quality science developed under both OPP programs to develop additional tools and approaches to support a consistent and common set of effects characterization methods using best available information.
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Draft Risk Evaluation for Di-ethylhexyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis(2-ethylhexyl) ester) (DEHP)
EPA designated di-ethylhexyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis(2-ethylhexyl) ester) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Learn about Regional SDAMs
Streamflow Duration Assessment Methods are rapid field methods using hydrological, geomorphological, and biological indicators, observable in one site visit, to classify streamflow duration as perennial, intermittent, or ephemeral at the stream reach scale
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Materials that support application of the final Regional SDAMs
Supporting materials for the application of the Regional SDAMs include the user manuals, field forms, shapefiles, web application code, training materials, field equipment as well as reference and background materials
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ACA416
Alabama-Coushatta Tribe of Texas (ALC188) CASTNET site location,
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ALH157
Alhambra (ALH157) CASTNET site location,
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Ambient Water Quality Tools
Tools that track water quality data and their impacts to the environment and human health.
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National Wetland Condition Assessment 2021 Lab Operations Manual
National Wetland Condition Assessment 2021 Lab Operations Manual
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Reports and Data - National Coastal Condition Assessment 2015
Products from the national rivers and streams assessment 2013-2014 including report, technical report, factsheet, data files, and data dashboard
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ACE3 Draft Indicators: Environments and Contaminants
The information on this page was provided by EPA in conjunction with the opportunity for public comment on the draft indicators for ACE3, which ran from March 8 – April 21, 2011. The public comment period is now closed.
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Region 7 - Public Notices
Public Notice Directory for EPA Region 7. Includes Iowa, Kansas, Missouri, and Nebraska.
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Railroad Avenue Groundwater Contamination Superfund Site, West Des Moines, Polk County, Iowa
EPA Region 7 has completed the third Five-Year Review for the Railroad Avenue Groundwater Contamination Superfund site. Five-Year Reviews are required by the Comprehensive Environmental Response, Compensation and Liability Act, commonly known as Superfund.
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Solid State Circuits, Inc. Superfund Site, Republic, Greene County, Missouri
EPA Region 7 has started the Seventh Five-Year Review for the Solid State Circuits, Inc. Superfund site. Five-Year Reviews are required by the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA), commonly known as Superfund.
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Syntex Facility Superfund Site, Verona, Lawrence County, Missouri
EPA Region 7 has started the Seventh Five-Year Review for the Syntex Facility Superfund site. Five-Year Reviews are required by the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA), commonly known as Superfund.
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Vienna Wells Superfund Site, Vienna, Maries County, Missouri
EPA Region 7 has started the First Five-Year Review for the Vienna Wells Superfund site. Five-Year Reviews are required by the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA), commonly known as Superfund.