Learn the Issues
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Port Emission Inventory Guidance – Public Webinar
Overview of latest methodologies and models for planning and scoping port-related inventories to quantify air emissions from mobile sources such as ocean vessels, cargo handling equipment, onroad vehicles, and rail for regulatory or research purposes.
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NPDES Technical Resources
NPDES permit writers’ manual, tools, trainings, eNOI, applications and forms
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Authorization Status for EPA's Construction and Industrial Stormwater Programs
EPA has authorized many states to administer the NPDES stormwater permitting program, including for regulated construction- and industrial-stormwater discharges.
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Pre-Publication Version of Notice of Proposed Rulemaking for Criminal Negligence Standard for State Clean Water Act 402 and 404 Programs
The EPA Administrator signed the following notice of proposed rulemaking on December 1, 2020, and EPA is submitting it for publication in the Federal Register (FR).
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EPA’s Response to Requests for Extension of the Comment Period on the Draft 2016 Pesticide General Permit
EPA decision to not extend the comment period on the draft 2016 Pesticide General Permit.
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Instructions for Using the CGP NMFS Waters of Concern Map
Three step instructions for using the CGP NMFS Waters of Concern Map to print an image of a CGP-affected area.
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CGP Threatened and Endangered Species Eligibility Determination Flow Chart
This summary flow-chart is an at-a-glance guide to assist operators determine ESA eligibility criteria under the CGP.
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National Menu of Best Management Practices (BMPs) for Stormwater-Pollution Prevention and Good Housekeeping
EPA has found the practices listed in the menu of BMPs to be representative of the types of practices that can successfully achieve the minimum control measures.
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Hazardous Waste Cleanup: Defense Distribution Center - Susquehanna Facility in New Cumberland, Pennsylvania
RCRA Corrective Action Site Defense Distribution Center Susquehanna, (Formerly: Defense Depot Susquehanna PA) , New Cumberland PA
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Hazardous Waste Cleanup: U.S. Naval Support Activity (Formerly: National Naval Medical Center) in Bethesda, Maryland
MD4170024687 RCRA Corrective Action Site US Naval Support Activity, Bethesda, MD (Formerly: National Naval Medical Center: NNMC)
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Why is it difficult to establish a link between cancers or other illnesses and environmental exposures?
The complex nature of cancer makes it inherently challenging to identify, interpret, and address cancer clusters. Cancer is a term describing different diseases that share a similar characteristic: uncontrollable cell growth and division. As a group, cancers are very common. Cancers are the second leading cause of death in the…
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National Coastal Condition Reports
The National Coastal Condition Reports, prepared by EPA's Office of Research and Development, describe the ecological and environmental conditions in U.S. coastal waters.
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Landfill Gas Energy
This guide describes how local governments and communities can achieve energy, environmental, health, and economic benefits by using landfill gas (LFG) recovered from municipal solid waste landfills as a source of renewable energy.
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L'Anse Wipe Samples February 2016
Laboratory analyses of dust wipe samples taken in L'Anse, Mich. on Feb. 1, 2016.
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CSC Tip Sheets: Working with Students
Work with students, individually or in teams, who are a volunteer workforce that offers resources to implement projects. In turn, these students are given a valuable hands-on learning experience, academic credit, and a career boost.
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Smart Growth
Find out more about how local governments have planned, designed, and implemented approaches that encourage smarth growth in their communities.
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Energy Efficient Product Procurement
Learn how local governments have planned and implemented energy-efficient product procurement programs to reduce energy costs and create a range of environmental and economic benefits.
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Resource Conservation and Recovery: A Guide to Developing and Implementing Greenhouse Gas Reduction Programs
Learn how local governments can work with residents, private companies, and other groups to decrease waste generation and diverte more waste from landfills and combustion.
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EPA Fines Puerto Rico Construction Company $80,000 for Polluting Cañas River
EPA News Release: EPA Fines Puerto Rico Construction Company $80,000 for Polluting Cañas River
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Background on HFC Reclamation and Destruction
Hydrofluorocarbons (HFCs) are potent greenhouse gases (GHGs) developed and manufactured as replacements for ozone-depleting substances (ODS).