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  2. Risk-Screening Environmental Indicators (RSEI) Model

RSEI Data Dictionary: Category Data

The following tables provide descriptions for each field in each table. Note that for the Geographic Microdata, "Other Geographies" includes block groups, census tracts, and ZIP code files.  For more information, see the RSEI methodology document and the RSEI Microdata documentation. 

                                                               Tables in the RSEI Data Dictionary
Facility Chemical Disaggregated Grid Cell Geographic Microdata Aggregated Grid Cell Geographic Microdata for States
Off-site MCL Aggregated Grid Cell Geographic Microdata Water Geographic Microdata
Submissions Releases Disaggregated Geographic Microdata for Other Geographies Grid Shapefiles
Elements Media Aggregated Geographic Microdata for Other Geographies Census Crosswalks
NAICS Category Geographic Microdata Shapefiles for Other Geographies Population Data

The Category table describes the codes used in the Elements table to indicate the release pathway.

RSEI Category Table (Spreadsheet) (xlsx)

RSEI Category Table (Text Format) (csv)

Category Data

Variable Description
ScoreCategory Codes corresponding to the medium into which the chemical is released. Examples of the information include: volatilization from a transfer to a POTW, fugitive air releases, and releases to an onsite landfill. 
Category Descriptions of release media and other descriptors corresponding with the score category codes. 
Model A variable that is ‘1’ when that category can be modeled and ‘0’ when it cannot.
InhaleTox A variable that is ‘1’ when the model requires an inhalation toxicity score to model this kind of release and ‘0’ when it does not.

Risk-Screening Environmental Indicators (RSEI) Model

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Contact Us About the RSEI Model
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Last updated on March 4, 2025
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