Southern Indiana Gas & Elec Co
Investor Owned electric utility · Indiana · #176 of 3,199 U.S. utilities by customers · EIA utility #17633
Southern Indiana Gas & Elec Co is a investor owned electric utility serving 154,465 customers in Indiana. In 2025 it sold 4,992 gigawatt-hours of electricity for $710.40M in revenue, an average realized rate of 14.23¢ per kWh across all customer classes and 19.78¢ per kWh for residential customers. Its reported service territory covers 7 counties. EIA records its activities as: generation, transmission, buying transmission, distribution, wholesale marketing, bundled.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 134,700 | 1,446 | $286.08M | 19.78¢ | |
| Commercial | 19,653 | 1,165 | $194.58M | 16.70¢ | |
| Industrial | 112 | 2,381 | $229.74M | 9.65¢ | |
| Total | 154,465 | 4,992 | $710.40M | 14.23¢ |
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 (895 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 149,852 | 4,645 | $558.15M | 16.26¢ |
| 2022 | 151,007 | 4,592 | $586.38M | 17.32¢ |
| 2023 | 151,780 | 4,394 | $570.39M | 17.24¢ |
| 2024 | 153,371 | 4,819 | $622.63M | 17.52¢ |
| 2025 | 154,465 | 4,992 | $710.40M | 19.78¢ |
Reliability (2025)
Average outage time (SAIDI): 949 minutes per customer per year
Average outages (SAIFI): 1.59 per customer
Average restoration time (CAIDI): 595 minutes
As reported for Indiana 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: 1,846 GWh
Wholesale power purchased: 3,481 GWh
Winter peak demand: 954 MW
Energy losses: 5.6% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 99.9% of 171,576 meters
Customer-sited generation (net metering): 963 installations, 20.0 MW of capacity
Counties served
Dubois, INGibson, INPike, INPosey, INSpencer, INVanderburgh, INWarrick, IN
Other large utilities in Indiana
- Duke Energy Indiana, LLC - 921,804 customers, residential 14.98¢
- Indiana Michigan Power Co - 618,131 customers, residential 17.17¢
- AES Indiana - 530,671 customers, residential 14.69¢
- Northern Indiana Pub Serv Co - 496,542 customers, residential 22.05¢
- Hendricks County Rural E M C - 39,621 customers, residential 13.68¢
- South Central Indiana REMC - 35,833 customers, residential 17.54¢
- City of Anderson - (IN) - 33,543 customers, residential 12.67¢
- Northeastern Rural E M C - 33,173 customers, residential 15.43¢
All Indiana utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #17633 in the EIA frame.