Laws & Regulations
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Tribal Air and Climate Resources
This site provides technical information to support air quality protection programs in Indian Country including regulations, data, and implementation support.
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Presentation Slides about EPA's Hazardous Waste Land Disposal Restrictions Program
These slides provide a training documents on key aspects of the LDR program. It includes numerous examples of how the regulations work in the real world.
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Frequent Questions About Land Disposal Restrictions for Hazardous Waste
Frequent questions on land disposal restrictions such as Do the regulations allow dilution of an ignitable or characteristic waste to remove the characteristic? Does a decharacterized waste have to meet the land disposal restrictions?
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Calculation of Hazardous Waste Land Disposal Restrictions (LDR) Treatment Standards
examples of calculations of treatment standards including for High Concentration Selenium Wastes Using Data Submitted by Chemical Waste Management (CWM) and Antimony Using Data Submitted by Chemical Waste Management and Data Obtained From Rollins.
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A User-Friendly Reference Document for Hazardous Waste Listings
This document describes EPA’s hazardous waste listing regulations under the authority of the Resource Conservation and Recovery Act (RCRA) Subtitle C.
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Land Disposal Restrictions for Hazardous Waste: A Snapshot of the Program
This document provides a short summary of the hazardous waste program's land disposal restrictions requirements.
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Policy Statement: Clarification of the Dilution Prohibition and Combustion of Inorganic Metal-Bearing Hazardous Wastes for Land Disposal Restrictions
This memorandum sets out a Statement of Policy under the RCRA clarifying the application of the Land Disposal Restrictions (LDR) prohibition on dilution (see 40 CFR 268.3) to combustion of certain inorganic metal-bearing hazardous wastes.
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Guidebook: Quality Assurance/Quality Control Procedures for Submission of Data for the Land Disposal Restrictions (LDR) Program
This document explains how to generate data which characterizes the performance of hazardous waste treatment systems in terms of the composition of treated hazardous waste streams plus treatment system operation and design.
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Sumas Energy 2 (update) - Permitting Information
US/Canada AQA Notification Table
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Marathon Ashland - Permitting Information
US/Canada AQA Notification Table
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United States - Canada Air Quality Agreement Notification Table
The table below provides Clean Air Act permitting information, begining in January 2015, for facilities near the US-Canda border.
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Guidance: Demonstrating Compliance with the Land Disposal Restrictions (LDR) Alternative Soil Treatment Standards
This guidance provides suggestions and perspectives on how members of the regulated community, states, and the public can demonstrate compliance with the alternative treatment standards for certain contaminated soils that will be land disposed.
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Memorandum about Treatment of Underlying Hazardous Constituents in Toxicity Characteristic Metal Wastes
This memorandum discusses the treatment of underlying hazardous constituents (UHCs) in toxicity characteristic metal wastes or those with waste codes D004-D011.
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Fact Sheet About the Conditional Exemption from Hazardous Waste Regulation for Low-Level Mixed Waste
This fact sheet explains the final rule conditionally exempting low-level mixed waste from hazardous waste regulation.
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Variance Assistance Document: Land Disposal Restrictions Treatability Variances and Determinations of Equivalent Treatment
This document provides assistance to those seeking to submit a variance request for LDR treatability variances and determinations of equivalent treatment regarding the hazardous waste land disposal restrictions program.
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Summary of Requirements for the Hazardous Waste Land Disposal Restrictions Program
This document clarifies the requirements of the land disposal restrictions program regarding hazardous waste.
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Documents Related to the Listing Amendment for Wastewater Treatment Sludges Listed as Waste Code F019
Proposed and final rules and a fact sheet about the final rule.
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How to Test for PCBs and Characterize Suspect Materials
Explains how to test for PCBs and characterize suspect materials
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Draft Approval to Dispose of Less than 50 Parts Per Million Polychlorinated Biphenyl Remediation Waste Issued to New American Public Power Association (APPA) Members
This page contains the Draft Renewal Approval Issued for Public Comment for the Approval to Dispose of Less than 50 Parts Per Million Polychlorinated Biphenyl Remediation Waste Issued to APPA New Members
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Supporting Documents for the Public Notice for Emerald Transformer PPM LLC
page to hold the supporting documents for the emerald transformer requqest