Learn the Issues
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Risk Evaluation for Di-isodecyl phthalate (1,2-Benzene- dicarboxylic acid, 1,2- diisodecyl ester) (DIDP)
EPA granted the manufacturer request for risk evaluation for Di-isodecyl phthalate (DIDP) (1,2-Benzene- dicarboxylic acid, 1,2- diisodecyl ester) in December 2019 and the chemical is currently undergoing risk evaluation.
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Risk Evaluation for Diisobutyl Phthalate (1,2-Benzene- dicarboxylic acid, 1,2- bis-(2methylpropyl) ester) (DIBP)
EPA designated di-isobutyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis-(2methylpropyl) ester) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Risk Evaluation for Di-ethylhexyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis(2-ethylhexyl) ester) (DEHP)
EPA designated di-ethylhexyl phthalate - (1,2-Benzene- dicarboxylic acid, 1,2- bis(2-ethylhexyl) ester) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Fuel Waivers
Links to fuels waivers by U.S. state for years 2005
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Risk Evaluation for Cyclic Aliphatic Bromide Cluster (HBCD)
EPA's existing chemicals programs address pollution prevention, risk assessment, hazard and exposure assessment and/or characterization, and risk management for chemicals substances in commercial use.
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Risk Evaluation for Butyl Benzyl Phthalate (1,2-Benzene- dicarboxylic acid, 1- butyl 2(phenylmethyl) ester) (BBP)
EPA designated o-dichlorobenzene as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Risk Evaluation for 1,1,2-Trichloroethane
EPA designated 1,1,2-trichloroethane as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Risk Evaluation for 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta [g]-2-benzopyran (HHCB)
EPA designated 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta [g]-2-benzopyran (HHCB) as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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State DWSRF website and contact(s)
Find each state's DWSRF website for assistance
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CWSRF Results
The Clean Water State Revolving provides significant environmental benefits by maintaining and improving the nation's water quality. Reports on financial performance document CWSRF progress and account for the use of federal funds.
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Monitoring by Control Technique - Activated Carbon Adsorber
Stationary source emissions monitoring is required to demonstrate that a source is meeting the requirements in Federal or state rules. This page is about Activated Carbon Adsorber control techniques used to reduce pollutant emissions.
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Frequently Asked Questions: Storage Vessels
This page will take you to frequently asked questions about EPA's 2024 air regulations for the oil and natural gas industry.
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Refrigerant Leak Prevention through Regular Maintenance
Food retail stores can save money and reduce environmental impacts by ensuring that commercial refrigeration equipment is properly maintained.
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Commercial Refrigeration Technologies
Commercial Refrigeration
Technologies: Opportunities and
Best Practices for Green Design -
Children's Health Month
Find Children's Health Month resources.
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Children’s Environmental Health Latest Updates
Find the latest news and information about schools and children’s environmental health at EPA or sign up now to get the news straight to your inbox.
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Example - Coral Reef
Ecosystem Example - Coral Reef
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Ecosystem Research Resources
Partner Projects
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Program Policy and Guidance for the Drinking Water State Revolving Fund Program
Federal Register Notices on DWSRF Polices; Cross-Cutting Federal Authorities; Implementation Guidance; Audit And Accountability
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Threats to Coral Reefs
Coral reefs are among the most biologically diverse and valuable ecosystems on Earth. This web site describes the importance of coral reefs, threats to them, and ongoing efforts to protect them.