Science & Technology
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Risk Evaluation for Di-ethylhexyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis(2-ethylhexyl) ester) (DEHP)
EPA designated di-ethylhexyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis(2-ethylhexyl) ester) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Open Data Policies
Policies and guidance related to EPA open data including OPEN Government Data Act, Evidence Act, and 21C IDEA implementation. Includes specific information about scientific data policy.
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Reclaiming the Mystic River Watershed
This document has general information about initiatives, programs and plans for the Mystic River Watershed urban waters partnership location.
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Stakeholder Engagement and Outreach for Safer Chemicals Research
EPA is focused on delivering research through partner-focused tailored solutions.
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Markov Chain Nest Productivity Model
MCnest is a tool to quantitatively estimate the impact of pesticide-use scenarios on the annual reproductive success of bird populations.
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GenRA Manual: Analogue Identification
Learn how to access the Generalized Read Across Tool.
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High-Throughput Profiling Using Transcriptomics and High Content Imaging
This page describes high-throughput screening methods to generate data that have the potential to improve chemical prioritization and assessments.
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Flexible Approaches to Environmental Measurement
In 2008 EPA modified its approach to Performance Based Measurement System to accommodate the diversity of programs and authorities within the Agency.
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TENORM: Coal Combustion Residuals
Coal contains trace amounts of naturally-occurring radioactivity. Coal combustion generates residuals that contain TENORM.
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Valley Park TCE National Priorities List (NPL) Superfund Site, Valley Park, St. Louis County, Missouri - Fact Sheet, September 2019
Public Meeting and Public Comment Period for Proposed Plan
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Reduced Emission Well Completions and Workovers
A reduced emissions completion (REC) is a practice that employs equipment to capture gas produced during well completions following hydraulic fracturing and deliver it to the sales line. Compared to traditional completions, RECs reduce methane emissions.
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2004 Colorado Springs Producers Technology Transfer Workshop
Presentations made during the Producers Technology Transfer Workshop held on June 29, 2004 in Colorado Springs, Colorado.
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2004 Houston Producers Technology Transfer Workshop
Presentations made during the Producers Technology Transfer Workshop held on September 21, 2004 in Houston, Texas.
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2004 Houston Offshore Producers Technology Transfer Workshop
Presentations made during the Offshore Producers Technology Transfer Workshop held on June 8, 2004 in Houston, Texas.
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2004 Houston Transmission Technology Transfer Workshop
Presentations made during the Transmission Technology Transfer Workshop held on September 22, 2004 in Houston, Texas.
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2004 Dallas Processor Technology Transfer Workshop
Presentations made during the Processor Technology Transfer Workshop held on September 23, 2004 in Dallas, Texas.
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Developing a Watershed Vulnerability Index
This page guides to develop a watershed vulnerability index
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Guidance: Monitoring and Evaluating Nonpoint Source Watershed Projects
This guide is written primarily for those who develop and implement monitoring plans for watershed management projects. it can also be used evaluate the technical merits of monitoring proposals they might sponsor. It is an update to the 1997 Guide.
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Monitoring Guidance for Determining the Effectiveness of Nonpoint Source Controls
A nonpoint source monitoring and evaluation guide written for use by those who monitor and those who evaluate monitoring proposals. It focuses on monitoring to determine the effectiveness of nonpoint source controls at the watershed and practice levels
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National Management Measures to Protect and Restore Wetlands and Riparian Areas for the Abatement of Nonpoint Source Pollution
Guidance includes technical assistance to state, local, and tribal program managers on means of reducing nonpoint source pollution of surface and ground water through the protection and restoration of wetlands and riparian areas.