Eastern Illinois Elec Coop
Cooperative electric utility · Illinois · #957 of 3,199 U.S. utilities by customers · EIA utility #5585
Eastern Illinois Elec Coop is a cooperative electric utility serving 13,356 customers in Illinois. In 2025 it sold 242 gigawatt-hours of electricity for $41.28M in revenue, an average realized rate of 17.06¢ per kWh across all customer classes and 17.68¢ per kWh for residential customers. Its reported service territory covers 10 counties. EIA records its activities as: distribution.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 11,001 | 170 | $30.13M | 17.68¢ | |
| Commercial | 2,328 | 50.0 | $8.16M | 16.31¢ | |
| Industrial | 27 | 21.5 | $3.00M | 13.92¢ | |
| Total | 13,356 | 242 | $41.28M | 17.06¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (1,291 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 13,543 | 242 | $34.16M | 14.63¢ |
| 2022 | 13,526 | 246 | $36.27M | 15.17¢ |
| 2023 | 13,502 | 237 | $38.72M | 16.98¢ |
| 2024 | 13,499 | 236 | $38.64M | 17.10¢ |
| 2025 | 13,356 | 242 | $41.28M | 17.68¢ |
Reliability (2025)
Average outage time (SAIDI): 223 minutes per customer per year
Average outages (SAIFI): 2.22 per customer
Average restoration time (CAIDI): 100 minutes
As reported for Illinois under the IEEE standard, with major event days included where the standard reports them. Lower is better; see the reliability rankings.
Energy supply (2025)
Net generation: — GWh
Wholesale power purchased: 259 GWh
Winter peak demand: 53 MW
Energy losses: 6.4% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 13,356 meters
Customer-sited generation (net metering): 501 installations, 6.9 MW of capacity
Counties served
Champaign, ILDouglas, ILEdgar, ILFord, ILIroquois, ILLivingston, ILMcLean, ILMoultrie, ILPiatt, ILVermilion, IL
Other large utilities in Illinois
- Commonwealth Edison Co - 3,261,563 customers, residential 17.71¢
- Ameren Illinois Company - 663,709 customers, residential 16.70¢
- MC Squared Energy Services, LLC - 293,923 customers, residential 8.14¢
- Homefield Energy - 160,102 customers, residential 10.64¢
- Energy Services Providers, Inc - 90,477 customers, residential 13.01¢
- Just Energy Solutions Inc. - 80,538 customers, residential 11.33¢
- City of Springfield - (IL) - 70,871 customers, residential 13.09¢
- Residents Energy, LLC - 69,834 customers, residential 17.34¢
All Illinois utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #5585 in the EIA frame.