Science & Technology
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About AirData Reports
This page provides details descriptions of columns in each AirData report.
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Air Quality Trends - How to Interpret the Graphs
This page provides an example graph and explains what the lines represent.
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Informational Webinar on Identifying Additional Areas Subject to Mitigation Plan Requirements Under the 2016 Exceptional Events Rule
This meeting and webinar information regarding mitigation plan requirements under the 2016 exceptional events rule.
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Additional Areas Subject to Mitigation Plan Requirements Under the Exceptional Events Rule
This page contains letters and documents associated with mitigation plans under the Exceptional Events Rule.
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Using Predictive Methods to Assess Hazard under TSCA
OPPT's hazard tools and approaches are used to predict various hazard endpoints to assess a chemicals potential toxicity
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Models and Tools Developed by EPA to Assess Hazard under TSCA
Predictive methods for assessing chemical hazards are designed to estimate toxicological concerns for the human population and the ecological environment.
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HPI Products Inc. Facilities, St. Joseph, Buchanan County, Missouri – Fact Sheet, June 2022
Public Comment Period - Request for Community Concerns
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Fish and Shellfish Program Newsletter - 2024
Fish and Shellfish Program Newsletter - 2024
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EPA response to RFC: City of Houston Air Quality
EPA response to the Request for Correction (RFC)
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January 27, 201 EPA response to the Request for Correction of Information Disseminated by EPA in Support of its Proposed National Ambient Air Quality Standard for Lead
EPA response to the Request for Correction (RFC)
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November 17, 2008 Request for Correction of Information Disseminated by EPA in Support of its Proposed National Ambient Air Quality Standard for Lead
RFC submitted on behalf of the Association of Battery Recyclers
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April 7, 2009 EPA response to RFC: City of Houston Air Quality
EPA response to the Request for Correction (RFC)
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Project Profile: AA Dairy
This project profile for AA Dairy, located in Candor NY, includes information about the farm's anaerobic digestion system, feedstock, benefits, and recognition.
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Meet An Anaerobic Digester Operator: Allen Farms
This document is an introduction to Brian Langolf, Director of Biogas Systems and Research Development, University of Wisconsin, Oshkosh
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AgSTAR Market Opportunities Report
Assesses the market potential for biogas energy projects at swine and dairy farms in the United States and characterizes the sizes and types of operations where biogas projects are technically feasible.
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EPA response to RFC: Sampling and Analysis of Asbestos Fibers on Filter Media to Support Exposure Assessments Bench-Scale Testing
EPA response to the Request for Correction (RFC)
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July 7, 2010 Request for Correction of Information Disseminated by EPA in Support of its Proposed National Ambient Air Quality Standard for Lead
RFC submitted on behalf of the Association of Battery Recyclers
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Request for Correction of Information Disseminated by EPA in Support of its Proposed National Ambient Air Quality Standard for Lead
RFC submitted on behalf of the Association of Battery Recyclers
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Notification: Audit of the EPA’s Oversight of the District of Columbia’s Clean Water Act Construction Grants Program Funding
Notification: Audit of the EPA’s Oversight of the District of Columbia’s Clean Water Act Construction Grants Program Funding
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Cyanobacteria Assessment Network Application (CyAN app)
EPA's Cyanobacteria Assessment Network (CyAN) mobile application provides users weekly satellite data to identify the concentration, location, and time series of cyanobacterial blooms in fresh and coastal waters of the United States.