Learn the Issues
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Permit Limits-Recreational Water Quality Criteria Limits
This set of Frequently Asked Questions (FAQ) provides an overview of NPDES permitting applicable to continuous dischargers (such as POTWs) based on water quality standards for pathogens and pathogen indicators associated with fecal contamination.
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Permit Limits-Nutrient Permitting
Excess nutrient loading to water bodies beyond levels needed to maintain the health of an indigenous aquatic ecosystem is commonly referred to as nutrient pollution.
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Permit Limits-TBELs and WQBELs
Descriptions of impaired waters, TBELs, WQBELs, watershed-based permitting, and WET.
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NPDES Permit Limits
Descriptions of impaired waters, TBELs, WQBELs, watershed-based permitting, and WET.
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Policy and Guidance for Polychlorinated Biphenyls
To provide guidance on Polychlorinated Biphenyl (PCBs) regulations, including the use, cleanup, and disposal of PCBs.
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NPDES Permit Writers' Manual
These documents include the full NPDES permit writer's manual as well as the document divided by chapters.
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La EPA propone eliminar el lugar Superfondo del Pozo Corozal (Corozal Well Superfund Site) de la Lista Nacional de Prioridades
La Agencia federal de Protección Ambiental de EE. UU. (EPA, por sus siglas en inglés), propone eliminar de la Lista Nacional de Prioridades, (NPL) – lista de los lugares más contaminados del país
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EPA Proposes to Delete Corozal Well Superfund Site from National Priorities List
In a step that illustrates another Superfund success, U.S. Environmental Protection Agency (EPA) is proposing to delete the Corozal Well Superfund site, located in the central mountain town of Corozal, Puerto Rico, from the National Priorities List (NPL)
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About the Landfill Methane Outreach Program
The Landfill Methane Outreach Program is a voluntary program working cooperatively with industry stakeholders and waste officials to reduce or avoid methane emissions from landfills. Learn about LMOP activities and access information about LFG energy.
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EPA Testimony Statements for 116th Congressional Session 2
This page will hold testimony statements for the 2nd session of the 116th Congress(2019)
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Basic Information about Landfill Gas
Learn about methane emissions from landfills, how landfill gas is collected and treated, and the types of landfill gas energy projects.
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Landfill Gas Energy Project Data
This page provides data from the LMOP Database for U.S. LFG energy projects in Excel files and project profiles for a select group of projects.
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Landfill Technical Data
This page provides data from the LMOP Database for U.S. landfills in Excel files and information about Project Expo sites.
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Project and Landfill Data by State
This page provides data from the LMOP Database for U.S. landfills and LFG energy projects in Excel files and a map of project and "candidate" landfill counts by state.
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Webinar: Don’t Waste the Heat!
LMOP webinar on September 28, 2021 about the use of waste heat from landfill gas energy projects.
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停電與室內空氣品質 (IAQ)
Traditional Chinese translation of Power Outages and Indoor Air Quality page: 停電時間若超過數小時，起因往往在於極端氣候，例如暴風雨或水災，這類情況很有可能對室內環境造成不利影響
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森林大火與室內空氣品質 (IAQ)
Traditional Chinese translation of Wildfires and Indoor Air Quality web page
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EPA Testimony Statements for 117th Congressional Session 1
This age will list current testimonies for the 117th Congressional 1st session
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117th Congress, 2nd Session
This page will list current testimonies for the 117th Congressional 2nd session
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118th Congress, 1st Session
This page will list current testimonies for the 118th Congressional 2nd session