EJC Current Map Data READ ME text
**** EJC Current Map Data README FILE ****
The files in the folder were prepared by Research and Innovation, Elevate, for Illinois Solar For All (ILSFA). Created 4/30/2026. 

The data in this folder are the ILSFA Environmental Justice Communities (EJCs) for June 1, 2026 to current date. Project Years 6+; during this period census-designated block group IDs (denoted by 12-digit FIPS Codes) and their boundaries, were defined by the 2020 Decennial Census data release. 

*** Shapefile notes: **** 
The definitions of the Block Groups and their boundaries associated with the 2020 Decennial Census data release; shapefiles are acquired from https://www.census.gov/geographies/mapping-files/2020/geo/tiger-line-file.html

*** Table fields (for shapefile and csv): **** 
GEOID – FIPS code
EJC2023 – EJC (based on calculation) in 6/1/2023 version 
adj2023 – Adjacent block groups to EJC 2023 designations
EJC2026 – EJC (based on calculation) in 6/1/2026 version 
adj2026 – Adjacent block groups to EJC 2026 designations
SD – Self Designated EJC block groups
adjSD - Adjacent block groups to EJC Self-Designations
SD_geog – Municipality, County, or other geography the block group is associated with SD_Date – Date of addition to SD list. 
SD_py – Program year 
adj2026_sd – Combined fields of “adjSD” and “adj2026”
everEJCany – Indicates if block group was, at any point, an EJC in either this 2020 census dataset or the 2010 census dataset
County - Name of IL county 
Censusyr - The census year associated with the data.

