Data and Tools
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Detroit River AOC Boundary Map
This page presents various maps of the Detroit River AOC.
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Chemours Community Updates
Community Updates, Pompton Lakes Study Area, Pompton Lakes, New Jersey
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State GHG Emissions and Removals
State GHG Emissions and Removals
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Water Data and Tools
Provides the resources about Office of Water databases and applications as tools for your data research and information.
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Water Finance Clearinghouse
A database of financial assistance sources available to fund a variety of watershed protection projects.
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STOrage and RETrieval Dashboard
This page provides information about and a link to the STORET Warehouse Dashboard
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Rainfall Erosivity Factor Calculator
A calculator for determining if small construction projects can obtain a waiver from NPDES stormwater permitting.
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Cornell Mixing Zone Expert System
This page provides an overview Cornell Mixing Zone Expert System water quality modeling and decision support system designed for environmental impact assessment of mixing zones resulting from wastewater discharge from point sources
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Technical Support for DFLOW
This page contains common technical support questions related to DFLOW as well as a contact for further questions.
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DFLOW
A page containing the basic information and resources for DFLOW 3.1, a Windows-based tool developed to estimate user selected design stream flows for low flow analysis and water quality standards.
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Applications and Uses for DFLOW
This page talks about a DFLOW case study and the ability of the EPA and states to evaluate alternative flow statistics.
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HAWQS (Hydrologic and Water Quality System)
A water quantity and quality modeling system to evaluate the impacts of management alternatives, pollution control scenarios, and climate change scenarios on the quantity and quality of water at a national scale.
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Definition 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.
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Safe Drinking Water Information System
This page contains basic information, links, and tools related to the safe drinking water information system.
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Regional Removal Management Levels (RMLs) for Chemical Contaminants
The generic regional removal management levels for chemicals are available from this site for download in MS Excel and PDF format.
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BenMAP Manual and Supporting Documentation
Read the user manuals and appendices for web-based BenMAP to find an overview of the program, installation instruction and answers to frequently asked questions.
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E-FAST - Exposure and Fate Assessment Screening Tool 2014 Documentation Manual
E-FAST 2014 Documentation Manual
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Wildfire Smoke Course Knowledge Check - Question 6
Knowledge check on the relationship between mental health and exposure to wildfire smoke
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2025 Ozone Exceedances
View 2025 Ozone Exceedances for New England.
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Wildfire Smoke Course Knowledge Check - Question 16
Knowledge check on preparing for wildfire smoke