Learn the Issues
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General Conformity Training Module 4.1: State, Tribal, and Local Involvement
Module 4.1 explains houw State, tribal and local air quality agencies have a number of responsibilities under the General Conformity Regulations and what they are.
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De Minimis Emission Threshold Rates
This page summarizes de minimis levels, or minimum thresholds, for determining emissions conformity for various criteria pollutantss in various areas.
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De Minimis Tables
De minimis Tables
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General Conformity Training Module 2.1: Applicability Process
Module 2.1 explains how emissions from the total action are used to determine if they exceed the de minimis levels.
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Frequent Questions on the Phasedown of Hydrofluorocarbons
FAQ for HFC phasedown program
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Learn About Lead
This page provides basic information on lead including what it is, where it is found, how one can be exposed, and the health effects associated with lead.
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General Conformity Training Module 1.2: Who and How
Module I provides an overview of the program purpose. 1.2 describes who makes the General Conformity Determination and how it is done.
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Modeling Clarification Memorandum for Secondary Pollutants and Nitrogen Dioxide
Memo for using modeling to demonstrate general conformity
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General Conformity Training Module 3.3: Response to Emergency Events
Module 3.3 provides detailed information on how federal agencies respond to emergencies and allowances under the General Conformity Regulations.
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General Conformity Training Module 2.2: Emissions and Review
Module 2.2 provides a definitions for direct and indirect emissions, and how emissions are evaluated under General Conformity Regulations.
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Hazardous Waste Cleanup: Neolpharma Inc.-PBG Puerto Rico LLC in Caguas, Puerto Rico - PRD090378225
The site was formerly owned by the Puerto Rico Industrial Development Company (PRIDCO). It consists of an approximately 1.75-acre parcel that was first developed for industrial use in 1977 by the Sylvania Manufacturing Company (later known as Sylvania
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March 12 Community Meeting for Patrick Bayou Site
Information about EPA's community meeting Thursday, March 12, from 6-7:30 pm at the Deer Park Public Library to give an update on the Patrick Bayou Superfund site.
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Lead in Drinking Water
Lead pipes and plumbing fixtures are sources of lead — a potent neurotoxin particularly harmful to children. Reducing drinking water exposure to lead is an EPA priority.
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Water Contamination Incident Remediation Plan (WaterCIRP)
A WaterCIRP is designed to be used by drinking water and wastewater utilities to detail how remediation actions will be implemented, monitored, and evaluated for effectiveness during water contamination incidents.
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River Rouge/Ecorse Sediment Site Characterization
Details progress made in the Michigan portion of the AOC since 2002.
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GreenChill Program
GreenChill Advanced Refrigeration Partnership
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Celeron Island Sediment Site Characterization
Details progress made in the Michigan portion of the AOC since 2002.
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Clinton River AOC Delisting Targets (2009)
MDEQ guidance for developing BUI delisting targets outlines six components and steps that are required for developing a local, site specific restoration plan.
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Radiological Agents
The Chemical, Biological, Radiological, and Nuclear (CBRN) Consequence Management Advisory Team (CMAT) provides radiological subject matter expert support to the 10 EPA Regions and other EPA program offices.
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RadTown Radioactive Atom: Teacher Information
Atoms make up everything in the world around us. Some of them are radioactive, which means they emit energy in the form of ionizing radiation. Use these activities to help students learn more about atomic structure.