Data and Tools
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WhAEM2000 BBM Files - Corbin, Kentucky
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Corbin Quadrangle, Kentucky. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Cincinnati, Kentucky
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Cincinnati Quadrangle, Kentucky. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Cape Girardeau, Kentucky
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Cape Girardeau Quadrangle, Kentucky. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Campbellsville, Kentucky
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Campbellsville Quadrangle, Kentucky. Files serve as geographic basis for groundwater modeling.
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Air Modeling - Guidance for Air Toxics Modeling
This section provides miscellaneous guidance documents other than permit modeling or State Implementation Plan (SIP) attainment demonstrations.
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Air Quality Modeling - Surface and Upper Air Databases
Surface data are meteorological data that are measured at the earth’s surface. Upper air data are meteorological data that are measured in the vertical layers of the atmosphere.
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2021 Employee Viewpoint Survey Results
Page details the response by EPA employees for the 2021 Employee Viewpoint Survey. The tables found within break down responses by agree/disagree, and the percentage of responses for each.
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2023 Employee Viewpoint Survey Results
Page details the response by EPA employees for the 2023 Employee Viewpoint Survey. The tables found within break down responses by agree/disagree, and the percentage of responses for each.
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2024 Employee Viewpoint Survey Results
Page details the response by EPA employees for the 2024 Employee Viewpoint Survey. The tables found within break down responses by agree/disagree, and the percentage of responses for each.
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2022 Employee Viewpoint Survey Results
Page details the response by EPA employees for the 2021 Employee Viewpoint Survey. The tables found within break down responses by agree/disagree, and the percentage of responses for each.
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WhAEM2000 BBM Files - Bristol, Kentucky
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Bristol Quadrangle, Kentucky. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Bowling Green, Kentucky
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Bowling Green Quadrangle, Kentucky. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Beckley, Kentucky
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Beckley Quadrangle, Kentucky. Files serve as geographic basis for groundwater modeling.
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Annual Reports
The FOIA requires all federal agencies to submit an annual report to the Attorney General. Annual reports contain detailed statistics including, the agency's processing times, number of requests received and processed, and outcomes of each request.
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CSAPR Allowance Allocations
Unit Level Allocations Under the CSAPR FIPs After Tolling
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Air Modeling - Meteorological Grid Models
For air quality modeling purposes, meteorological grid models are used in conjunction with chemical interaction models to provide gridded output of chemical species or pollutant data.
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Air Modeling Resources from Selected Agencies and Organizations
Air Modeling Related Links
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2017 Appendix W Final Rule
On December 20, 2016, the Administrator signed a final rule that revises the Guideline on Air Quality Models. The Guideline provides EPA-recommended models and other techniques, as well as guidance for their use, for predicting ambient concentrations of ai
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FIAM-pwp-Formaldehyde Indoor Air Model – Pressed Wood Products
The Formaldehyde Indoor Air Model-pressed wood products (FIAM-pwp) user guide contains information on the equations and defaults used to estimate exposure from formaldehye emitted from pressed wood products.
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OncoLogic™: Running the model
OncoLogic™: Running the model