Appalachian Electric Coop
Cooperative electric utility · Tennessee · #354 of 3,199 U.S. utilities by customers · EIA utility #727
Appalachian Electric Coop is a cooperative electric utility serving 52,126 customers in Tennessee. In 2025 it sold 1,016 gigawatt-hours of electricity for $133.14M in revenue, an average realized rate of 13.10¢ per kWh across all customer classes and 13.58¢ per kWh for residential customers. Its reported service territory covers 4 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 | 44,280 | 671 | $91.09M | 13.58¢ | |
| Commercial | 7,841 | 268 | $36.67M | 13.67¢ | |
| Industrial | 5 | 77.3 | $5.38M | 6.95¢ | |
| Total | 52,126 | 1,016 | $133.14M | 13.10¢ |
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 (1,263 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 48,823 | 957 | $106.68M | 11.54¢ |
| 2022 | 49,676 | 955 | $118.65M | 12.82¢ |
| 2023 | 50,621 | 929 | $114.03M | 12.80¢ |
| 2024 | 51,366 | 973 | $120.41M | 12.93¢ |
| 2025 | 52,126 | 1,016 | $133.14M | 13.58¢ |
Reliability (2025)
Average outage time (SAIDI): 301 minutes per customer per year
Average outages (SAIFI): 3.20 per customer
Average restoration time (CAIDI): 94 minutes
As reported for Tennessee 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: 0.0 GWh
Wholesale power purchased: 1,065 GWh
Winter peak demand: 341 MW
Energy losses: 4.5% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 52,126 meters
Counties served
Grainger, TNHamblen, TNJefferson, TNSevier, TN
Other large utilities in Tennessee
- Nashville Electric Service - 470,927 customers, residential 14.04¢
- City of Memphis - (TN) - 429,095 customers, residential 13.24¢
- Middle Tennessee E M C - 348,660 customers, residential 12.47¢
- Knoxville Utilities Board - 222,350 customers, residential 13.83¢
- City of Chattanooga - (TN) - 202,061 customers, residential 12.92¢
- Volunteer Electric Coop - 129,770 customers, residential 13.08¢
- Cumberland Elec Member Corp - 113,734 customers, residential 13.76¢
- City of Clarksville - (TN) - 86,998 customers, residential 13.67¢
All Tennessee utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #727 in the EIA frame.