Data and Tools
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CAN407
Canyonlands National Park (CAN407) CASTNET site location,
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CAD150
Caddo Valley (CAD150) CASTNET site location,
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EPA Region 7 Targeted Brownfields Assessment (TBA) Application
EPA provides contractor assistance for property assessment to determine eligibility for up to $100,000 worth of technical assistance. Use this assessment form for properties in Kansas, Iowa, Missouri, Nebraska.
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2017 Draft Aquatic Life Criteria for Aluminum in Freshwater
EPA has released draft updated aluminum aquatic life ambient water quality criteria for freshwater under Section 304(a)(1) of the Clean Water Act. EPA will accept public comments on the draft criteria for 60 days upon publication in the Federal Register.
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National Recommended Water Quality Criteria Tables
This water quality criteria table has all current national recommended water quality criteria and links to relevant documents
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Water Filter Education Handouts
EPA and its partners have developed educational resources to help community members properly use and maintain water filters, including a toolkit and handouts.
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Hydrologic Modeling Community of Practice
CEAM provides proven predictive exposure assessment techniques for aquatic, terrestrial, and multimedia pathways for organic chemicals and metals.
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CGEM Example Files
Example files are available to facilitate user familiarity with CGEM model setup.
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CGEM Documentation
User guides and model theory documentation.
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Citing CGEM
CGEM citings
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CGEM Release Notes
CGEM release notes
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CGEM Download
CGEM Installers are provided. You will need to have knowledge on how to install software on your target operating system.
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EPA’s Recommended Ambient Water Quality Criteria for Nutrients
EPA’s Recommended Ambient Water Quality Criteria for Nutrients
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2023 Appendix W Proposed Rule
On October 12, 2023, the Administrator signed a propose rule that revises the Guideline on Air Quality Models. This webpage provides the background material related to this proposed rule for stakeholder reference.
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Toolkit of Resources to Assist States with Adopting and Implementing Numeric Nutrient Criteria
A toolkit that provides resources to facilitate state adoption of numeric nutrient criteria, helping to combat nitrogen and phosphorous pollution problems in the US.
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BWR139
Blackwater NWR (BWR139) CASTNET site location,
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BVL130
Bondville (BVL130) CASTNET site location,
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BUF603
Buffalo (BUF603) CASTNET site location,
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BFT142
Beaufort (BFT142) CASTNET site location,
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BEL116
Beltsville (BEL116) CASTNET site location,