Data Hub

US EPA CompTox Chemical Lists

A list of lists relevant to PFAS including which PFAS have recognized methods for testing, PFAS without explicit structures, PFAS detected in fluorinated HDPE containers, and more. PFAS Master List is here.

Organisation for Economic Co-operation and Development Comprehensive Global Database of PFAS

An XLSX file that includes 4,730 PFAS that contain at least one perfluoroalkyl moiety, compiled from several other government lists. It supplies basic chemical information, production volume, regulatory status, and other information. TIP: If clicking the link does not work, right click and select "copy link address" and paste it into a new tab.

Food Packaging Forum Food Contact Chemicals Database

Contains >12,000 intentionally added food contact chemicals used globally, with hazard and regulatory information included where available. Compiled from regulatory lists and industry inventories. 

FOIA (US Freedom of Information Act) List of PFAS deemed 'Confidential Business Information'

A list of PFAS deemed confidential business information (CBI) in the United States but released via the Freedom of Information Act (FOIA) in 2020.

Suspect List of Possible Per- and Polyfluoroalkyl Substances

An aggregated list of nearly 5000 suspect PFAS chemicals.

PFAS and Fluorinated Compounds in PubChem Classification Browser

An open and interactive repository of PFAS structures and chemical properties sortable by several common regulatory definitions.

US National Institutes of Health PubChem

Provides structural information, names and identifiers, chemical/physical/experimental properties, and spectral information, as well as safety, hazard, and toxicity information for nearly all chemicals.

Norman Network Database System

Organises various web-based databases for the collection and evaluation of data on emerging substances in the environment. TIP: Several databases contain PFAS, including the Suspect List Exchange and Chemical Occurrence Data.

US EPA CompTox Chemicals Dashboard

Information on chemical properties, environmental transport, safety, exposure, and more. TIP: Search for PFAS by individual names; information on website is not necessarily complete.

US EPA Chemical Data Reporting Database

Contains information on the manufacture, production volume, industrial processing, exposed workers, and consumer and commercial use of certain chemicals on the TSCA Chemical Substance Inventory. Caveats: A lot of data is marked "Confidential Business Information" and CDR only covers production volumes of a chemical over 25,000 lbs. Data is available for these years: 2016, 2012, 2006, 2002, 1998.

Environmental Working Group Suspected Industrial Discharges of PFAS

Map of locations of more than 40,000 industrial and municipal sites (e.g. airports, landfills, waste treatment) that are known or suspected sources of PFAS.

US EPA Enforcement Compliance History Online (ECHO) Water Pollution Search

Calculates and reports facility pollutant discharges in pounds per year or by monitoring period, based on National Pollution Discharge Elimination System (NPDES) permit limit and Discharge Monitoring Report (DMR) data. Data can be filtered by location/watershed, pollutant name (individual) or category (PFAS), industry, and facility name.

US EPA Enforcement Compliance History Online (ECHO) Facility Search - Enforcement & Compliance Data

Compiles information about industrial and municipal facilities' compliance with federal, state, local, and tribal environmental agencies regulating clean air, clean water, hazardous waste, and toxic substances. Search by location, facility type, pollutant, environmental justice and more. TIP: Use list of NAICS codes associated with PFAS uses (Table 3) as facility search criteria.

PFAS Industry Sectors Dataset

Industrial sites that potentially may use PFAS. TIP: Click "Industry Sectors" at the top of the page, or download the Excel file here.

Toxics Release Inventory Releases, Transfers, & Waste

2019-2021 data on the release, waste transfer, and disposal of PFAS within the United States. TIP: Under Chemical, click on "select a chemical group," then click "PFAS."

Resource Conservation and Recovery Act (RCRA) PFAS Transfers Dataset

A non-exhaustive list of hazardous waste transfers that may contain PFAS.

National Response Center (NRC) PFAS Spills Dataset

A non-exhaustive list of aqueous film-forming foam (AFFF) spills in the United States. 

EPA Greenhouse Gas Emissions from Large Facilities

A list of large emitters of fluorinated greenhouse gases. TIP: Filter by fluorinated greenhouse gases in the greenhouse gas dropdown menu. Data can be viewed in a map or list view using the data view menu on the top right.

PFAS in Industrial and Consumer Products (Gluge et al. 2021)

Peer-reviewed paper identifying over 200 use categories and subcategories for more than 1400 individual PFAS. TIP: See data tables in the Appendix and Supplementary Files.

US EPA Chemical and Products Database (CPDat)

Contains information mapping more than 49,000 chemicals to a set of terms categorizing their usage or function in 16,000 consumer products (e.g. shampoo, soap) based on what chemicals they contain. Click "CPDat Data File", follow redirect link, and download zip file.

US EPA Chemical Data Reporting Database

Contains information on the manufacture, production volume, industrial processing, exposed workers, and consumer and commercial use of certain chemicals on the TSCA Chemical Substance Inventory. Caveats: A lot of data is marked "Confidential Business Information" and CDR only covers production volumes of a chemical over 25,000 lbs. Data is available for these years: 2020, 2016, 2012, 2006, 2002, 1998.

Substances of Concern In Products

Provides information on substances of very high concern (SVHCs) in products sold on the European Union market. TIP: After clicking the "search" icon, select the "Substance of Concern" tab and use "fluor" as the search term.

Food Packaging Forum Food Contact Chemicals Database

Contains >12,000 intentionally added food contact chemicals used globally, with hazard and regulatory information included where available. Compiled from regulatory lists and industry inventories. 

ASDWA PFAS Source Water Protection Guidance Project: Technical Appendix

The Association of State Drinking Water Administrators compiled a list of NAICS industrial codes associated with PFAS usage in Table 3 of this document.

Inventory of Effective Food Contact Substance (FCS) Notifications

A list of food contact substances that may become a component of food and are deemed safe for their intended use per the US Food and Drug Administration's process. TIP: Search for PFAS using "fluor".

EU Cosmetics Ingredients Database

A searchable list of cosmetics ingredients. Some entries contain information on health concerns or use restrictions, but data may not be complete. TIP: Click on “Search in the CosIng database” then search by CAS #, name, or “fluor.”

PFAS Project Lab US Contamination Site Spreadsheet

Data from known sites of PFAS contamination, sourced from government websites, news articles, or publicly available documents.

PFAS Project Lab US Contamination Site Map

A map showing areas of known PFAS contamination and suspected contamination. TIP: Click on each site for more information.

US EPA Enforcement Compliance History Online (ECHO) Water Pollution Search

Calculates and reports facility pollutant discharges in pounds per year or by monitoring period, based on National Pollution Discharge Elimination System (NPDES) permit limit and Discharge Monitoring Report (DMR) data. Data can be filtered by location/watershed, pollutant name (individual) or category (PFAS), industry, and facility name.

US Water Quality Data Portal

Aggregated water quality data from federal, state, local, and tribal agencies. TIP: On the landing page, optionally fill out the "Location Parameters" fields. Click "Next" button near bottom of page to go to "Filter Results" and from "Characteristic Group" select "PFAS" or "PFOA." Click "Next" button near bottom of page and from "Data Profiles," select one of the "Sample Results" options and click "Download."

US Federal Aviation Administration Airport Data and Information Portal

Provides information about airports certified under US Title 14 Code of Federal Regulations, which regulates aircraft rescue and firefighting at airports in the United States. TIP: Go to the "Far 139 Certification" filter and pick "Yes." Far 139 facilities use PFAS in fire-fighting activities and training.

PFAS in Wildlife Map (Environmental Working Group)

Interactive map of PFAS detected in over 330 species worldwide.

California PFAS Geotracker

Map displaying PFAS sampling data collected at sites that may impact water quality in California with an emphasis on groundwater. It includes data from PFAS investigative orders, cleanup program sites, military sites, drinking water wells, and more. Data can be filtered by PFAS chemical, location, sample type, and matrix, and is downloadable in MS Excel. TIP: Data is updated frequently; exported data includes options for locations visible on the map or statewide data.

Europe PFAS Contamination Map

A map of confirmed and presumptive sites of PFAS contamination in the EU.

EU Information Platform for Chemical Monitoring

Provides environmental and biomonitoring chemical data collections from European Commission bodies, member states, international and national organizations, and research communities. TIP: PFAS may be found by chemical name or CAS. After clicking on data source, click "download table" to obtain all data, even if no data shows in the preview table. For non-public data, contact information is shown for data owners.

Canadian National Pollutant Release Inventory

Detailed information on pollutant releases to air, water and land, disposals, and transfers for recycling, reported by facilities from 2011 through 2021. Can search by facility, substance, location, industry type. The only PFAS are CFCs and HCFCs.

Alaska Contaminated Sites Map

Interactive map of PFAS contaminated sites.

Maine Department of Environmental Protection

Interactive map with PFAS data in groundwater, drinking water, soil, and more. TIP: Zoom in to see more samples, and press triangle at bottom of map to view and export data from map.

New Hampshire Department of Environmental Services

Surface, ground, and drinking water, and other media data visualized on an interactive map. 

North Carolina Surface Water Sampling Data

Sampling of GenX and other PFAS onsite and downstream of the Chemours Fayetteville Works Facility. 

Hawaii Contaminated Sites Map

Interactive map of PFAS contaminated sites. TIP: Search for 'PFAS' in the keyword box.

Virginia Contaminated Sites Map

Interactive map of PFAS in surface water, fish tissue, and sediment.

Northeastern University Contamination Site Spreadsheet

Data from known sites of PFAS contamination, sourced from government websites, news articles, or publicly available documents.

Environmental Working Group Drinking Water Contamination Tracker

Interactive map of locations of more than 2,800 water sources confirmed to be contaminated with PFAS. Includes drinking water and military sites.

US Water Quality Data Portal

Aggregated water quality data from federal, state, local, and tribal agencies. TIP for drinking water resources: On the landing page "Location Parameters," click on the "Site Type" drop down and select "Well." Click the "Next" button to go to the "Filter Results." On that page, click on the "Sample Media" drop down and select "Water." Click "Next" button near bottom of page and from "Data Profiles," select one of the "Sample Results" options and click "Download."

US EPA Unregulated Contaminant Monitoring Rule Surveys (UCMR 3 & 5)

Data for large public drinking water systems and a representative sample of small systems. UCMR 3 sampled 6 different PFAS in 2012-16 and is currently available. UCMR 5 will sample 29 PFAS from 2023-26.

Alaska

Drinking water sample results and a map of contaminated sites.

California

An interactive map with downloadable data on drinking water, groundwater contaminated sites, and more.

Colorado

Sampling data from 2020 measuring drinking and surface waters.

Florida

Interactive map with PFAS contamination sites. TIP: Zoom in to see PFAS sites and click on the orange icons followed by the link to documents to access data.

Georgia

Interactive map with drinking and surface water data.

Illinois

Public Water Supply Systems data portal. TIP: After searching for and selecting a water system, click "Chem/Rad Samples/Results by Analyte" then look for desired chemical.

Iowa

Interactive map with drinking water data.

Louisiana

Public Water Supply Systems data portal. TIP: After searching for and selecting a water system, click "Chem/Rad Samples/Results by Analyte" then look for desired chemical.

Maine

Interactive map with PFAS data in groundwater, drinking water, soil, and more. TIP: Zoom in to see more samples, and press triangle at bottom of map to view and export data from map.

Maryland

XLSX download and explanation document for Phase I sampling campaign.

Massachusetts

Interactive maps with data from public water systems and a data portal to search for drinking water contaminants.

Michigan

Downloadable and interactive dataset for statewide public drinking water supplies. Also, interactive map with drinking and surface water data.

Minnesota

Interactive maps with data for community water systems across MN and for drinking water wells in the St. Paul area.

Mississippi

Public Water Supply Systems data portal. TIP: After searching for and selecting a water system, click "Chem/Rad Samples/Results by Analyte" then look for desired chemical.

Missouri

Interactive map with downloadable data on drinking and surface water.

New Hampshire

Interactive map and data portal for surface water, drinking water, groundwater.

New Mexico

Data for sampling near Air Force bases and the statewide sampling campaign.

New York

Unofficial resource with interactive map showing PFAS contamination sites and PFAS in surface/groundwater in several case study locations.

North Carolina

Analytical results for screening of select public water supply reservoirs.

Ohio

Interactive map and table of sampling results in raw and finished drinking water.

Oregon

EPA drinking water data and other Oregon PFAS testing information.

Pennsylvania

Drinking water sampling data from 2020-21. TIP: Click on the link titled "Statewide Sampling Plan Final Results".

South Carolina

Data tables for surface sourced drinking water systems sampling.

Tennessee

Interactive map of source water sites that supply public drinking water systems. TIP: Click on Map:Testing Status on the bottom tab to view planned sampling sites.

Utah

Interactive map with data on drinking water.

Vermont

Drinking water database. TIP: Choose "PFAS Data" as search type. Drinking water results for several communities.

West Virginia

Downloadable data on PFAS in drinking water.

Wisconsin

Interactive map of PFAS in drinking water, contaminated sites, and fish.

PFAS-Tox Database

Displays PFAS health and toxicology studies in an interactive grid of individual PFAS by health outcomes, with filters for study type (human, animal, in vitro), early life exposure, and financial conflict of interest. TIP: Click Database tab at the top of the page. Hover over any green study in the Selected Studies box on the right to see exposure concentrations for biomonitoring studies that evaluated a health outcome.

European Union Human Biomonitoring Dashboard

Dashboard displaying summary statistics for human biomonitoring data collected within the European Union. TIP: Under "Select Substance Group", choose PFAS, then biomarkers and matrix of interest.

California Biomonitoring for PFAS

Contains the results of several California biomonitoring studies that measured PFAS in different populations. Results include the number of subjects, detection frequencies and concentrations. 

US Center for Disease Control National Report on Human Exposure to Environmental Chemicals (NHANES)

Provides biomonitoring data on levels of selected PFAS in blood serum and urine samples from the general US population. TIP: Under "Step 1," select "Analysis of Whole Blood, Serum, and Urine Samples." Under "Step 2," click "Show Chemical List" and choose "Perfluoroalkyl and Polyfluoroalkyl Substances: Surfactants" or "Perfluoroalkyl and Polyfluoroalkyl Substances: Urine." Alternatively, in Step 2, use the Search box and search using "fluor." You must select a single chemical of interest.

EU Information Platform for Chemical Monitoring

Provides environmental and biomonitoring chemical data collections from European Commission bodies, member states, international and national organizations, and research communities. TIP: PFAS may be found by chemical name or CAS. After clicking on data source, click "download table" to obtain all data, even if no data shows in the preview table. For non-public data, contact information is shown for data owners.

New Hampshire WISDOM Database

Provides several datasets with data from blood serum concentration monitoring in contaminated communities. 

PFAS-Tox Database

Displays PFAS health and toxicology studies in an interactive grid of individual PFAS by health outcomes, with filters for study type (human, animal, in vitro), early life exposure, and financial conflict of interest. 

US EPA Integrated Risk Information System

Identifies and characterizes the health hazards of individual chemicals, groups of related chemicals, or complex mixtures, for the purpose of providing hazard identification and dose-response data for risk assessments. TIP: See the grey box to the right to search chemical name or CAS, or click "Browse A to Z List of Chemicals".

Australian Hazardous Chemical Information System

A searchable database of chemicals deemed hazardous in Australia, including information about hazard categories.

US EPA ECOTOX Knowledgebase

Provides environmental toxicity data on aquatic life, terrestrial plants and wildlife. TIP: Choose the Chemicals box on the Explore page and scroll down to select PFAS.

PFAS Exchange Connecting Communities Map

An interactive map of communities across the US which are responding to the PFAS contamination crisis by organizing and advocating for safe drinking water. TIP: Open the interactive map then click on the "Community Resources" tab.

Water and Soil Regulatory PFAS Values

Available regulatory and guidance values developed by federal, state, and international authorities for PFAS in water and soil are summarized by the US Interstate Technology Regulatory Council (ITRC) in regularly updated PFAS Water and Soil Value Tables in MS Excel files.

PFAS Policy Dashboard

Sortable, filterable table that provides information on PFAS-related US state legislation.

Safer States Bill Tracker

Provides easy access to current and proposed US State legislation on toxic chemicals including PFAS.

US EPA Superfund Sites

A map and list of superfund sites identified by the US EPA to have PFAS contamination. 

US Department of Defense Sites Under Investigation for PFAS

Lists installations where the US Department of Defense is investigating use or potential release of PFAS.

PFAS Exchange State Action Map

An interactive map across the US with actions each state has taken to identify and address PFAS contamination. TIP: Click on the "State Action" tab.

European Chemicals Agency Classification and Labeling Inventory

A searchable database of classification and labeling information on EU registered substances received from manufacturers and importers. Includes current and previous regulatory legislation in the EU for each chemical. TIP: Click on "CL Inventory" then search by individual chemical name or "contains fluoro".

US EPA Toxic Substances Control Act Inventory

Lists >86,000 chemicals manufactured, processed, or imported in the United States, not including those related to foods, pesticides, drugs, etc. Tips for downloading and searching the MS Access or CSV files are on the linked webpage.

Australian Hazardous Chemical Information System

A searchable database of chemicals deemed hazardous in Australia, including information on regulatory category designations.

PFAS in Standards & Ecolabels

This table summarizes criteria for several certification/standard/ecolabel programs that help federal purchasers avoid PFAS. Note that this is not an exhaustive list of all programs that restrict PFAS.

EPA PFAS Analytic Tools

Interactive and comprehensive dashboard with data on PFAS contamination, manufacture, transfers, and spills (see top banner). Information on the tool is available here, and several resources are listed separately in this Data Hub.

PFAS Governance Tracker

Provides information on regulatory and legislative action on PFAS in the United States at the state & federal levels (filterable & searchable).

Food Packaging Forum Brand and Retailer Initiatives Database

A database of voluntary initiatives and commitments by food brands and retailers that are trying to improve the food contact materials and food contact articles they use. TIP: Scroll down to see the database.

EPA Drinking Water Treatability Database

Presents current information on the control of contaminants in drinking water, including more than 30 treatment processes and over 120 regulated and unregulated contaminants, including 26 PFAS chemicals. 

Fairfield Area, Maine: PFAS Investigation

An interactive map of filtration system installations and drinking water well sample results from the Fairfield, Maine contaminated area.

GreenScreen Certified Products

A list of PFAS-free products (mainly textiles and firefighting foams) that are certified to different levels under GreenScreen. 

ChemSec SIN List and Marketplace

Identifies possible PFAS in many product categories and suggests safer alternatives. TIP: For alternatives, start here and search by technical function or category, or make an account here, search for a specific PFAS chemical, then click on green linked "Safer alternatives from Marketplace" for specific alternatives.

Green Science Policy Institute PFAS-Free Page

A non-exhaustive list of products and product lines that do not contain PFAS. A spreadsheet of the list is available here.