Science & Technology
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Science Advisory Board Evaluation of the Effectiveness of Partial Lead Service Line Replacements
Report of the Science Advisory Board (SAB) to evaluate the current scientific data to determine the effectiveness of partial lead service line replacements (PLSLR) in reducing drinking water lead levels.
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Fluoride in Drinking Water
EPA is expeditiously reviewing new scientific information on potential health risks of fluoride in drinking water
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Research in Environmental Economics - NCEE Working Paper Series
environmental economics working paper series
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Lists of EPA-Compliant Alternative Fuel Conversion Systems
The conversion systems on these lists have been certified by EPA as meeting applicable emission standards and are exempt from the Clean Air Act tampering prohibition.
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Practical Considerations When Using Wildfire Smoke Data in Economic Analyses
Working paper titled "Practical Considerations When Using Wildfire Smoke Data in Economic Analyses"
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Tailings Dam Failures and Natural Hazards in the US
Working paper titled "Tailings Dam Failures and Natural Hazards in the US"
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Hovensa, LLC Christiansted, VI (Low Sulfur Fuels Project)
A new resource recovery facility capable of generating 77 MW
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Annual Certification Data for Vehicles, Engines, and Equipment
This page provides certification data from various engine manufacturers for past and current model years
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Besicorp-Empire Newsprint, LLC Rensselaer, NY
A new resource recovery facility capable of generating 77 MW
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AES Puerto Rico, L.P. Guayama, PR
A new resource recovery facility capable of generating 77 MW
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Manufacturer-Run In-Use Testing Program Data for Light-Duty Vehicles, Light-Duty Trucks, and Heavy-Duty Vehicles Class 2b and 3
This page provides data from the manufacturer-run in-use emissions verification testing program (IUVP) and in-use confirmatory testing program (IUCP).
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Cornell University Ithaca, NY
A new resource recovery facility capable of generating 77 MW
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CEMEX de Puerto Rico, Inc. San Juan, PR
A new resource recovery facility capable of generating 77 MW
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Case Studies
Examples of case studies using CADDIS for causal analysis from across the United States.
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Ionic Strength
Introduction to the ionic strength module, when to list ionic strength as a candidate cause, ways to measure ionic strength, simple and detailed conceptual diagrams for ionic strength, ionic strength module references and literature reviews.
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Causal Analysis/Diagnosis Decision Information System (CADDIS)
The Causal Analysis/Diagnosis Decision Information System, or CADDIS, is a website developed to help scientists and engineers in the Regions, States, and Tribes conduct causal assessments in aquatic systems to determine the cause of contamination.
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Metals
Introduction to the metals module, when to list metals as a candidate cause, ways to measure metals, simple and detailed conceptual diagrams for metals, metals module references and literature reviews.
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Galleries
This section provides examples (plot diagrams and some source data) of stressor-response associations and species sensitivity distributions for common stressors.
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Caithness Long Island, LLC Brookhaven, NY
A new resource recovery facility capable of generating 77 MW
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Besicorp-Empire Power Company, LLC Rensselaer, NY
A new resource recovery facility capable of generating 77 MW