Municipal utility · · IL
City of Springfield
In 2025, the average City of Springfield customer in Illinois was without power for 71 minutes (1.2 hours), 46% less than the median Illinois utility.
Reliability
Minutes in the dark, year by year
Average minutes without power per customer in Illinois (SAIDI), with and without major event days, against the median Illinois utility.
Price
Residential cents per kWh
Revenue from full-service residential customers divided by their sales, as reported to the EIA.
Territory
Counties served
Counties where City of Springfield reports customers. Open one for its full outage history.
Illinois
Source: U.S. Energy Information Administration, Form EIA-861, 2018–2025. Reliability uses the IEEE 1366 standard where the utility reports it. Residential customers in 2025: 59,366.