Evergy Kansas South, Inc
Investor Owned electric utility · Kansas · #112 of 3,199 U.S. utilities by customers · EIA utility #10005
Evergy Kansas South, Inc is a investor owned electric utility serving 349,942 customers in Kansas. In 2025 it sold 9,592 gigawatt-hours of electricity for $1.07B in revenue, an average realized rate of 11.15¢ per kWh across all customer classes and 14.54¢ per kWh for residential customers. Its reported service territory covers 24 counties. EIA records its activities as: generation, transmission, buying transmission, distribution, wholesale marketing.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 305,665 | 3,149 | $457.73M | 14.54¢ | |
| Commercial | 41,198 | 3,186 | $358.68M | 11.26¢ | |
| Industrial | 3,079 | 3,258 | $253.40M | 7.78¢ | |
| Total | 349,942 | 9,592 | $1.07B | 11.15¢ |
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 (858 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 337,830 | 9,631 | $921.40M | 12.47¢ |
| 2022 | 339,987 | 10,099 | $1.11B | 14.11¢ |
| 2023 | 342,905 | 9,682 | $986.43M | 13.01¢ |
| 2024 | 346,494 | 9,749 | $1.07B | 14.25¢ |
| 2025 | 349,942 | 9,592 | $1.07B | 14.54¢ |
Reliability (2025)
Average outage time (SAIDI): 244 minutes per customer per year
Average outages (SAIFI): 1.39 per customer
Average restoration time (CAIDI): 176 minutes
As reported for Kansas 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: 9,394 GWh
Wholesale power purchased: 1,781 GWh
Winter peak demand: 1,628 MW
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 356,262 meters
Customer-sited generation (net metering): 3,337 installations, 30.6 MW of capacity
Counties served
Allen, KSAnderson, KSBourbon, KSButler, KSChautauqua, KSCherokee, KSCoffey, KSCowley, KSCrawford, KSElk, KSGreenwood, KSHarvey, KSKingman, KSLabette, KSLinn, KSMarion, KSMcPherson, KSMontgomery, KSNeosho, KSReno, KSSedgwick, KSSumner, KSWilson, KSWoodson, KS
Other large utilities in Kansas
- Evergy Kansas Central, Inc - 399,379 customers, residential 14.56¢
- City of Kansas City - (KS) - 69,092 customers, residential 14.93¢
- Midwest Energy Inc - (KS) - 50,200 customers, residential 12.01¢
- Wheatland Electric Coop, Inc - 32,395 customers, residential 15.01¢
- Prairie Land Electric Coop Inc - 24,538 customers, residential 14.79¢
- Victory Electric Coop Assn Inc - 20,569 customers, residential 12.35¢
- FreeState Electric Coop - 19,144 customers, residential 17.84¢
- Southern Pioneer Electric Company - 17,117 customers, residential 16.43¢
All Kansas utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #10005 in the EIA frame.