U.S. Energy Information Administration logo
Skip to sub-navigation

State Electricity Profiles

Data for: 2021 Release Date: November 10, 2022 Next Release Date: December 2023
Archived State Electricity Profiles

Illinois Electricity Profile 2021

Table 1. 2021 Summary statistics (Illinois)
Item Value Rank
Primary energy source   Nuclear
Net summer capacity (megawatts) 45,879 5
Electric utilities 3,886 36
IPP & CHP 41,993 4
Net generation (megawatthours) 181,524,459 5
Electric utilities 4,200,356 40
IPP & CHP 177,324,103 3
Emissions
Sulfur dioxide (short tons) 60,766 5
Nitrogen oxide (short tons) 34,439 14
Carbon dioxide (thousand metric tons) 57,167 8
Sulfur dioxide (lbs/MWh) 0.7 20
Nitrogen oxide (lbs/MWh) 0.4 42
Carbon dioxide (lbs/MWh) 693 37
Total retail sales (megawatthours) 135,688,833 9
Full service provider sales 52,495,276 24
Energy-only provider sales 83,193,557 3
Direct use (megawatthours) 3,983,043 9
Average retail price (cents/kWh) 10.14 26
Sources: U.S. Energy Information Administration, Form EIA-860, Annual Electric Generator Report, U.S. Energy Information Administration, Form EIA-861, Annual Electric Power Industry Report, U.S. Energy Information Administration, Form EIA-923, Power Plant Operations Report and predecessor forms.

Full data tables 1–17