Learn the Issues
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About the Merrimack
Learn more about the Merrimack.
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Basic Information & Site Map
Learn how EPA's Clean Air Markets regulates sulfur dioxide and nitrogen oxides, two types of air pollution, from power plants; find links to related programs; and other information.
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Program Implementation
An overview of the tools and resources available in the participants section of the Clean Air Markets website.
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Part 75 Petition Responses
Find responses to petitions submitted by affected units subject to 40 CFR Part 75.
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Coastal Wetland Reviews: Highlights
Highlights from coastal wetland review reports.
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CWA Section 404 Permitting Authority for Which Waters are Within a State or Tribes Jurisdiction
This is a graphic requested, by the subcommittee, to help visually represent who the CWA section 404 permitting authority is for which waters within a state or tribes jurisdiction.
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Tribal Wetland Program Development Grant Notice of Funding Opportunity
Tribal Wetland Program Development Grants Request for Proposals website posting.
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Resources for Permit Writers
The NPDES permit writers' manual (EPA-833-K-10-001) provides a comprehensive overview of the framework of the NPDES program.
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Learn about WaterSense Partnership
Learn more about the types of WaterSense partners and the benefits of partnering.
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Bulletins Live! Two -- View the Bulletins
Endangered Species Protection Bulletins set forth geographically specific pesticide use limitations for the protection of threatened and endangered (listed) species and their designated critical habitat.
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Stormwater Discharges from Industrial Activities-Previous Versions of EPA's MSGP
Federal regulations require stormwater discharges associated with industrial activity to be covered under NPDES permits.
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pH Parameter Factsheet
pH - Parameter Factsheet (pdf)
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Protecting Your Home from Bed Bugs
Take precautions such as checking secondhand furniture for signs of infestation before bringing it home, using mattress encasements, sealing cracks, installing door sweeps, and maintaining cleanliness.
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EPA Announces May 10 Webinar on Submitting Incident Information on Pet Spot-on Flea and Tick Products to EPA
Extending Comment Period on revised respirator descriptions for pesticide labels. Please submit comments by June 11, 2018
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EPA Introduces Faster, More Tech-Friendly Process for Obtaining a Company Number
Streamline processes so that taxpayers save time and money, while protecting public health and the environment. The latest example is the process for requesting and generating new company numbers for pesticide registrations.
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2015 Natural Gas STAR Annual Implementation Workshop
Agenda for the 2015 Natural Gas STAR Annual Implementation Workshop
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2019 Renewable Natural Gas Workshop
Provides information about the workshop
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Getting Your “Food” in the Door: Strategies to Engage Food Manufacturers in Pollution Prevention Technical Assistance
This page includes a presentation and a link to the recording of the March 24, 2020 webinar presentation "Getting Your “Food” in the Door: Strategies to Engage Food Manufacturers in Pollution Prevention Technical Assistance."
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FY 2018 and FY 2019 Pollution Prevention Grant Program Request for Proposals
Request for proposals for the FY2018-2019 pollution prevention grant.
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Program Guidelines
WaterSense has guidelines that describe how the program is managed and how program marks (labels, logos) should be used.