Data and Tools
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Evidence of Exposure or Biological Mechanism
This page shows how to derive and evaluate evidence of exposure or biological mechanism.
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Verified Predictions
This page shows how to derive and evaluate evidence of a verified prediction.
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Step 2. List Candidate Causes
This page includes an overview, including more details and expected output of Step 2, listing candidate causes of a causal impairment.
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Iteration Options
This page provides additional information on the iterative options to consider when you are trying to identify the cause of an impairment. This is supporting step 5 of a causal assessment.
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Manipulation of Exposure
This page shows how to derive and evaluate evidence from studies that manipulate exposure.
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Temporal Sequence
This page shows how to derive and evaluate evidence of a temporal sequence.
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Example Stressor-Response Relationships Table
Example Stressor-Response Relationships Table as part of CADDIS Volume 1 stressor identification section.
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Long Creek Conceptual Model Diagram
Figure 2-2 is an example of a simple conceptual model diagram for increased water temperature as a candidate cause of biological impairment.
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Stressor-Response Relationships from Other Field Studies
This page shows how to derive and evaluate evidence using stressor-response relationships from other field studies.
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Figures: Manipulation of Exposure at Other Sites
These figures illustrate the concept of the type of evidence "Manipulation of Exposure at Other Sites"
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Visual Plumes
Page on Visual Plumes model system, a Windows-based software application for simulating surface water jets and plumes.
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AVERT Questions and Answers
Frequently asked questions about EPA's AVERT model.
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Map Design & Cartography at the EPA
This web page describes cartography best practices at the EPA
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Results of Aerial Surveys of Gamma Radiation around Ambrosia Lake
A map of the Non-Tribal Tronox Sites and Areas with ASPECT Exposure Rate >= 25 microR/hr.
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ACRES Frequently Asked Questions
ACRES Review responses to Frequently Asked Questions below.
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San Jacinto Community Meeting Presentation
San Jacinto Community Meeting 5-25-16
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Generic Service Objects
Generic database objects produced by WATERS services.
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Public Participation Guide Online Modules: Introductory Guide for Facilitators
USEPA developed online modules on the fundamentals of public participation. The introductory guide for facilitators is available on this page.
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Public Participation Guide: Module 7 Materials
USEPA developed online modules on the fundamentals of public participation. Materials from Module 7 (Communicating with Stakeholders) available here.
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Public Participation Guide: Module 5 Materials
USEPA developed online modules on the fundamentals of public participation. Materials from Module 5 (Design Public Participation to Meet Your Conditions) available here.