Science & Technology
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Notification of Audit: EPA's Payment Integrity Information Act Reporting for Fiscal Year 2022
The U.S. Environmental Protection Agency Office of Inspector General plans to begin an audit of the EPA's compliance with the Payment Integrity Information Act of 2019 for fiscal year 2023 reporting.
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Audit of the EPA's Compliance with the Federal Information Security Modernization Act for Fiscal Year 2025
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Audit of the EPA's Greenhouse Gas Reduction Fund – Solar for All Program
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Evaluation of the Status of American Recovery and Reinvestment Act-Funded Brownfield Site Cleanups
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Lessons Learned from Prior Oversight of the EPA's Disaster Response Efforts
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Independent Audit of the EPA's Fiscal Years 2025 and 2024 Consolidated Financial Statements
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Sequential drinking water sampling as a tool for evaluating lead in Flint, Michigan
scientific report discussing understanding lead release sources and mechanisms and LSL in regards to Flint Michigan
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Audit of Infrastructure Investment and Jobs Act Funds Awarded to the EPA's Columbia River Basin Restoration Program
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3DFEMWATER/3DLEWASTE
On 3-D Finite Element Model of Water Flow Through Saturated-Unsaturated Media & 3-D Lagrangian-Eulerian Finite Element Model of Waste Transport Through Saturated-Unsaturated Media
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WHATIF - Watershed Health Assessment Tools Investigating Fisheries
Information about WHATIF software for assessing the health of watersheds and streams with an emphasis on fish communities in the Mid-Atlantic Highland region
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EXAMS Release Notes
Release notes for Exposure Analysis Modeling System software for formulating aquatic ecosystem models & evaluating fate, transport, & exposure concentrations of synthetic organic chemicals
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Acute-to-Chronic Estimation (ACE) with Time-Concentration-Effect Models Software
Page on Acute-to-Chronic Estimation (ACE) software, developed for estimating chronic toxicity from raw acute toxicity data. Provides links to download software & documentation
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Bioaccumulation and Aquatic System Simulator (BASS) User's Manual Version 2.2
Bioaccumulation and Aquatic System Simulator (BASS) User's Manual Version 2.2
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SERAFM Conceptual Model
Spreadsheet-based Ecological Risk Assessment for the Fate of Mercury Model, predicting speciated mercury concentrations in water & sediments, & total mercury concentrations in fish tissue
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FGETS
Page on Food and Gill Exchange of Toxic Substances: a simulation model that predicts temporal dynamics of fish whole body concentration of bioaccumulated chemicals.
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Evaluation of the EPA's Review of Track I Community Change Grant Applications
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