Science & Technology
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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.
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Nutrient Pollution
Nutrient pollution is one of America's most widespread, costly and challenging environmental problems, and is caused by excess nitrogen and phosphorus in the air and water.
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Clean Air Act Permit Modeling Guidance
This section provides recommendations on modeling techniques and guidance for estimating pollutant concentrations in order to assess control strategies and determine emission limits.
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Risk Evaluation for Vinyl Chloride
EPA designated vinyl chloride as a high priority chemical in December 2023 and the chemical is currently undergoing risk evaluation.
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Risk Evaluation for Ethylene Dibromide
EPA designated ethylene dibromide as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Site Adaptation Profile: American Cyanamid Co.
Superfund site resilience profile for American Cyanamid Company site in Bridgewater, New Jersey.
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EPA Selects 24 Gulf Watershed Projects for Water Quality and Local Economies
Today, U.S. Environmental Protection Agency’s (EPA) Gulf of America Division (GAD) announced 24 projects selected from the Innovative Solutions for Improving Water Quality and Strengthening Local Economies in the Gulf of America Watershed Notice.
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Santee South Bridge Project (Located within the Boundaries of the Santee Sioux Tribe of Nebraska)
EPA received a request from Santee South Bridge Project for a Clean Water Act Section 401 water quality certification.