Science & Technology

Air Monitoring Methods

Information about EPA’s air monitoring methods

Photochemical Assessment Monitoring Stations (PAMS) Network and Enhanced Monitoring Plan (EMP) Guidance

This guidance and the following two attachments represent templates for consideration for implementation plans for the (1) Required Monitoring Network PAMS site and (2) for the EMPs required for moderate or higher nonattainment areas

Chemical Speciation Network (CSN) - General Information

This page includes general information about the Chemical Speciation Network that is not covered on the main page. Commonly visited documents, including calendars, site lists, and historical files for the program are listed here

Virgin Islands Water and Power Authority - Unit 18, at the Krum Bay Facility St. Thomas, VI

This page contains the final PSD permit for Virgin Islands Water and Power Authority-Unit 18, at the Krum Bay Facility St. Thomas, VI. This permit was issued on December 21, 2015.

Science Matters Articles related to Emergency Response Research

Find published Science Matters articles about the EPA's Homeland Security research, including articles on cleaning up drinking water systems and anthrax decontamination techniques.

Compendium of Methods for the Determination of Inorganic Compounds in Ambient Air

This page contains links to EPA's Compendium of Methods for the Determination of Inorganic Compounds in Ambient Air.

Drinking Water Models and Tools Webinar Archive

Archive page for EPA Tools and Resources Webinar: Drinking Water Models and Tools, held on November 18, 2020.

Chemical Exposure Knowledgebase (ChemExpo) Training Webinar Archive

This EPA Tools & Resources Training webinar provides an introduction and overview to EPA’S Chemical Exposure Knowledgebase, or ChemExpo, a public-facing data search and visualization tool for exploring chemical data relevant to exposure assessment.

Sensor Pods for Volatile Organic Compound Fenceline Monitoring and Data Analysis Training Webinar Archive

This webinar, recorded December 1st, details EPA ORD’s Next Generation Emission Measurement program to develop lower cost fenceline Sensor Pods with near-source data analysis approaches that enable new forms of air pollution source monitoring.

Equitable Resilience Builder Webinar Archive

This EPA Tools & Resources Webinar highlights the Equitable Resilience Builder (ERB), a scientific tool developed using human-centered design and engages community members in resilience planning to generate solutions that advance equity.

Detection of SARS CoV-2 in Wastewater to Inform Public Health Webinar Archive

Archive page for EPA Tools and Resources Webinar: Detection of SARS CoV-2 in Wastewater to Inform Public Health, hosted on December 16, 2020.

Optimal Well Locator (OWL)

This tool to evaluate existing monitoring well networks and assist in the selection of new monitoring well locations.

Valley Fill Design and Construction Alternatives to Improve Ecological Performance

This presentation discusses; current challenges, comprehensive approaches, BMPs, the Middlefork Development, the Guy Cove project, and a path forward when looking at construction alternatives to improve the ecological performance of valley fills.

Restoration of Riparian Zones on Surface Mines

Principles for establishing riparian areas. Riparian areas are three‐dimensional ecotones of interaction that include terrestrial and aquatic ecosystems, that extend down into the groundwater, up above the canopy, outward across the floodplain.

Case Study-Removal and Restoration of In-stream Sediment Ponds

Presentation from 2011 on goals and objectives of Case study was to restore impacted streams to a proper dimension, pattern, and profile with an emphasis on restoration of stream and riparian habitats.

Previously Issued EPA Nutrient Reduction Policies and Supporting Documents

Nutrient Data

NWCA Condition Help Doc Auto Direct

Autodirect

NWCA Risk Help Doc Auto Direct

Autodirect

NWCA Matrix Help Doc Auto Direct

Autodirect