Learn the Issues
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Method 325B - Volatile Organic Compounds from Fugitive and Area Sources: Sampler Preparation and Analysis
Promulgated CFR Test Method 325B Volatile Organic Compounds from Fugitive and Area Sources: Sampler Preparation and Analysis.
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Method 5F - Particulate Matter Fluid Catalytic Cracking Unit
CFR Promulgated Test Method 5F PM Fluid Catalytic Cracking Unit (Particulate Matter)
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Method 7D - Nitrogen Oxide - Ion Chromatography
CFR Promulgated Test Method 7D Determination of nitrogen oxide emissions from stationary sources - Alkaline-permanganate/ion chromatographic method
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Technical Information Document 013 - Summary of Method 204 Package Comments
Technical Information Document 013 - Summary of Method 204 Package Comments
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Technical Information Document 014 - Evaluation of Sampling Method for Acetonitrile Emissions
Technical Information Document 014 - Evaluation of Sampling Method for Acetonitrile Emissions
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Method 7B - Nitrogen Oxide - Ultraviolet Spectrophotometry
CFR Promulgated Test Method 7B Determination of Nitrogen Oxide Emissions From Stationary Sources (Ultraviolet Spectrophotometric Method)
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Method 28 WHH for Measurement of Particulate Emissions and Heating Efficiency of Wood-Fired Hydronic Heating Appliances
This test method applies to wood-fired hydronic heating appliances
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Method 3B - Oxygen and Carbon Dioxide Concentrations - Orsat Analyzer
CFR Promulgated Test Method 3B Oxygen and Carbon Dioxide Concentrations using an Orsat Analyzer.
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Financial Responsibilities for Underground Injection Well Owners or Operators
This page provides information on UIC financial responsibility requirements, qualifying financial instruments
Roles and responsibilities for operators and UIC Directors UIC Director’s and review procedures for financial responsibility instruments. -
Shielding Pages for External Review
External reviewers can see content before it is accessible to the public.
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EPA Use of Voluntary Consensus Standards and Other Private Sector Standards
EPA uses VCS and other private sector standards in regulation, procurement, voluntary programs, research, policies and other activities. As of 2015, EPA’s regulations contained over 4500 references to VCS and other private sector standards.
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EPA's National Security Roles and Responsibilities
Overview of EPA's national security roles and responsibilities.
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Great Lakes Biology Monitoring Program
Great Lakes food web, from phytoplankton to zooplankton, benthos, Mysis and fish.In aquatic ecosystems, the lower food web is comprised of plants, called phytoplankton, and invertebrate animals that are lower on the food chain and may be fed on by fish.
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Recognizing Private Sector Laboratories that Accurately Analyze Paint Chips, Dust, or Soil Samples for Lead
National Lead Laboratory Accreditation Program (NLLAP): An EPA program that defines the minimum requirements and abilities that a laboratory must meet to attain EPA recognition as an accredited lead testing laboratory.
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Strategies for Reducing Residential Wood Smoke
This document identifies strategies to help state, tribal, and local air officials reduce fine particle pollution (PM2.5) that is attributed to residential wood smoke.
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Wood Smoke Activity Book
Wood Smoke Activity Book
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Table 2. Gradation of Individual Responses to Short-Term Ozone Exposure in People with Lung Disease
Table 2. Gradation of Individual Responses to Short-Term Ozone Exposure in People with Lung Disease
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Table 1: Gradation of Individual Responses to Short-Term Ozone Exposure in Healthy People
Table 1: Gradation of Individual Responses to Short-Term Ozone Exposure in Healthy People
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Cord Wood and Crib Wood Testing
the differences between testing cord wood and crib wood for emissions limits
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Fireplace and Retrofit Device Hang Tags
Information and explanation of the Phase 2 Fireplace and retrofit device hang tag for EPA's voluntary fireplace program