Laws & Regulations
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Substitutes in Centrifugal Chillers
This page contains a searchable/filterable/sortable table of substitutes listed acceptable for use in chillers.
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Substitutes in Flexible Polyurethane
This page contains the list of acceptable/unacceptable substitutes for flexible polyurethane.
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Substitutes in Polystyrene: Extruded Sheet
This page lists the acceptable/unacceptable substitutes for polystyrene extruded sheets
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Marine Protection Permitting in EPA Region 6
Overview of marine protection permitting in South Central, US. Includes materials dumped in the Region, MPRSA permits issues, dredged material testing guidance, ocean site descriptions and information, regional dredging teams and other partnerships
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Marine Protection Permitting in EPA Region 4
Overview of marine protection permitting in Southeast United States. Includes materials dumped in the Region, MPRSA permits issues, dredged material testing guidance, ocean site descriptions and information, regional dredging teams and other partnerships
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Substitutes in Phenolic Insulation Board and Bunstock
This page describes the substitutes that are acceptable and unacceptable for phenolic insualtion board and butstock.
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Ranchland Utility Company _Draft NPDES Permit No. NM0030368
Ranchland Utility Company_ Draft NPDES Permit No. NM0030368
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Substitutes in Propellants
This page lists all substitutes in Aerosol Propellants.
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Method 26A - Hydrogen Halide and Halogen - Isokinetic Method
CFR Promulgated Test Method 26A Hydrogen Halide and Halogen - Isokinetic Method
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Method 4 - Moisture Content
CFR Promulgated Test Method 4 Determination of Moisture Content in Stack Gases.
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Clean Air Act Permitting Electronic Notice Proposal
Clean Air Act Permitting Electronic Notice Proposal
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Method 26A - Hydrogen Halide and Halogen - Isokinetic Method
CFR Promulgated Test Method 26A Hydrogen Halide and Halogen - Isokinetic Method
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Method 26 - Hydrogen Chloride, Halides, Halogens
CFR Promulgated Test Method 26 - Determination of Hydrogen Chloride Emissions From Stationary Sources
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Procedure 6 – Quality Assurance Requirements for Gaseous Hydrogen Chloride (HCl) Continuous Emission Monitoring Systems Used for Compliance Determination at Stationary Sources
Promulgated quality assurance procedure 6 - Quality Assurance Requirements for Gaseous Hydrogen Chloride (HCl) Continuous Emission Monitoring Systems Used for Compliance Determination at Stationary Sources
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Announcement: Municipality of Ponce Consent Decree
The United States Department of Justice (DOJ) has reached a proposed settlement with the Municipality of Ponce to resolve Clean Water Act (CWA) violations associated with the municipality’s separate storm sewer systems (MS4) and stormwater
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Procedure 3 Quality Assurance Requirements for Continuous Opacity Monitoring Systems at Stationary Sources
Promulgated quality assurance Procedure 3 Quality Assurance Requirements for Continuous Opacity Monitoring Systems at Stationary Sources
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Performance Specification 1 for Opacity
Performance Specification 1 Specifications and test procedures for continuous opacity monitoring systems in stationary sources.
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Nitrogen Dioxide (NO2 Primary) Air Quality Standards - Documents from Review Completed in 2018
NO2 Primary Documents from Review Completed in 2010
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Study on the Impacts of Compliance with the ECA Fuel Sulfur Limits on U.S. Coastal Shipping
The Environmental Protection Agency (EPA) hold a public workshop to engage individuals and companies in the development of a study of the impacts on that sector of the North American Emission Control Area fuel sulfur limits for ships.
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Performance Specification 18 for Gaseous Hydrogen Chloride
Promulgated Performance Specification 18 – Specifications and Test Procedures for Gaseous Hydrogen Chloride Continuous Emission Monitoring Systems at Stationary Sources.