STOrage and RETrieval and Water Quality eXchange Domain Services and Downloads
On this page:WQX Domain Value Services and DownloadsSTORET Warehouse Domain Value DownloadsGetDomainValuesWQX Domain Value Services and DownloadsEPA makes available domains of Water Quality eXchange...
View ArticleCornell Mixing Zone Expert System
Basic InformationGet Data/ToolLearn MoreCornell Mixing Zone Expert System (CORMIX) is a water quality modeling and decision support system designed for environmental impact assessment of mixing zones...
View ArticleUser's Manual for CORMX
This manual is organized to meet the informational needs of two distinctly different groups of readers: 1) personnel in environmental management positions desiring an overview of the CORMIX systems...
View ArticleDFLOW
Basic InformationGet Data/ToolLearn MoreDFLOW 3.1 (released March 2006) is a Windows-based tool developed to estimate user selected design stream flows for low flow analysis and water quality...
View ArticleDefinition and Characteristics of Low Flows from DFLOW
This page provides background information on the definition and characteristics of low flows, the relationship between low flows and aquatic life criteria and design flows.Low Flow and Droughts:...
View ArticleApplications and Uses for DFLOW
In 1986, the EPA determined that the hydrological-based 7Q10 design flow was similar to the biologically-based 4B3 design flow and recommended the use of either design flow for water quality standards...
View ArticleTechnical Support for DFLOW
On this page:Why does DFLOW 3.1 sometimes give different values for an xQy flow than the USGS’s program SWSTAT?What should I do if I receive the error message "The paging file is too small for this...
View ArticleDesign Flow Analysis Project Phase One Low-Flow Analysis Case Study
This presentation explains the project background and purpose, presents the status of DFLOW 3.0 as a tool for states, presents case study, and lays out a plan for the nest steps of the project....
View ArticleWater Quality eXchange Factsheet
This factsheet provides general background information on the Water Quality eXchange (WQX) and how it is used.Water Quality eXchange Factsheet (PDF)(2 pp, 496 K)
View ArticleCornell Mixing Zone Expert System
Basic InformationGet Data/ToolLearn MoreCornell Mixing Zone Expert System (CORMIX) is a water quality modeling and decision support system designed for environmental impact assessment of mixing zones...
View ArticleUser's Manual for CORMX
This manual is organized to meet the informational needs of two distinctly different groups of readers: 1) personnel in environmental management positions desiring an overview of the CORMIX systems...
View ArticleDFLOW
Basic InformationGet Data/ToolLearn MoreDFLOW 3.1 (released March 2006) is a Windows-based tool developed to estimate user selected design stream flows for low flow analysis and water quality...
View ArticleDefinition and Characteristics of Low Flows from DFLOW
This page provides background information on the definition and characteristics of low flows, the relationship between low flows and aquatic life criteria and design flows.Low Flow and Droughts:...
View ArticleApplications and Uses for DFLOW
In 1986, the EPA determined that the hydrological-based 7Q10 design flow was similar to the biologically-based 4B3 design flow and recommended the use of either design flow for water quality standards...
View ArticleTechnical Support for DFLOW
On this page:Why does DFLOW 3.1 sometimes give different values for an xQy flow than the USGS’s program SWSTAT?What should I do if I receive the error message "The paging file is too small for this...
View ArticleDesign Flow Analysis Project Phase One Low-Flow Analysis Case Study
This presentation explains the project background and purpose, presents the status of DFLOW 3.0 as a tool for states, presents case study, and lays out a plan for the nest steps of the project....
View ArticleWater Quality eXchange Factsheet
This factsheet provides general background information on the Water Quality eXchange (WQX) and how it is used.Water Quality eXchange Factsheet (PDF)(2 pp, 496 K)
View ArticleSTORET Warehouse Watershed Summary
The STORET Watershed Summary shows the types of data available in the STORET Warehouse for a selected watershed (such as metals, nutrients, or pesticides data), who has entered the data, the period of...
View ArticleTechnical Support for DFLOW
On this page:Why does DFLOW 3.1 sometimes give different values for an xQy flow than the USGS’s program SWSTAT?What should I do if I receive the error message "The paging file is too small for this...
View ArticleDesign Flow Analysis Project Phase One Low-Flow Analysis Case Study
This presentation explains the project background and purpose, presents the status of DFLOW 3.0 as a tool for states, presents case study, and lays out a plan for the nest steps of the project....
View Article
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