Data and Tools
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GCSOLAR Release Notes
Release notes for the GCSOLAR software model, a set of routines that computes direct photolysis rates and half-lives of pollutants in the aquatic environment.
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Recalls of Vehicles and Engines
n cases where EPA has determines that manufacturers have provided inaccurate, incomplete or falsified certification information or failed to keep required records, the Clean Air Act gives the EPA the authority to void certificates.
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Images in the WebCMS: Nuts and Bolts
A page for testing how images are handled in the WebCMS
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Public Webinar on Proposed TSCA Data Reporting Rule
This page has info on the TSCA data reporting rule webinar that took place july 27 2021
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Industrial Sectors Subject to Chemical Data Reporting
A table of CDR-covered Industrial Sectors
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OncoLogic™: Running the model
OncoLogic™: Running the model
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FIAM-pwp-Formaldehyde Indoor Air Model – Pressed Wood Products
The Formaldehyde Indoor Air Model-pressed wood products (FIAM-pwp) user guide contains information on the equations and defaults used to estimate exposure from formaldehye emitted from pressed wood products.
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Pesticide Environmental Modeling Public Meeting - Information
Links to agendas and dockets containing presentations and minutes presented at public meetings for the purpose of discussing and exchanging information regarding technical model-related pesticide exposure issues in the context of FIFRA and FQPA.
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FIFRA Scientific Advisory Panel Sessions Relevant to Aquatic Modeling
Science Advisory Panel sessions related to simulation models used to predict pesticide concentrations in surface and ground water for use in exposure assessments.
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Developing a Tiered Framework for Extrapolation Modeling
We are developing a tiered framework for extrapolation modeling, to take advantages of recent scientific advances. Learn more about our proposed approach.
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Environment Fluid Dynamics Code (EFDC) - Download Page
Executable and documentation access, and system requirements information for the Environmental Fluid Dynamics Code (EFDC) multifunctional surface water modeling system software
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WASP Model Examples
Download the files used in the Online Tutorial for WASP8.
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WASP Fact Sheet
This model helps users interpret
and predict water quality responses to natural
phenomena and man-made pollution for various
pollution management decisions. -
WASP7 Download
Contains the WASP Model including the data preprocessor, the kinetic models, graphical post processor, and model documentation. User is encouraged to download the example input files.
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WASP Model Documentation
WASP8 Model documentation for: Water Transport, Sediment Transport, Eutrophication, Macro Algae and Periphyton, Sediment Diagenesis, Water Temperature, pH and Alkalinity, Light
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WASP Model Release Notes
WASP Model Release Notes, enhancements, corrections.
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WASP7 Course
Water Quality Analysis Modeling System Tutorial version 7.0
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WASP Model Tutorials
Contains WASP tutorial videos. WASP Command Line, WASP, Modeling Dissolved Oxygen, Building a Steady State Example, Modeling Nutrients in Rivers, Nutrient Cycles, Interpreting Water Quality Models, Linking with LSPC, WRDB, BASINS, WCS, WASP Network Tool
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Permethrin, Resmethrin, d-Phenothrin (Sumithrin®): Synthetic Pyrethroids For Mosquito Control
Information about the pesticides registered for controlling adult mosquitoes.
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Power Resilience Guide for Water and Wastewater Utilities
This guide helps utilities become more resilient to power outages.