Tullahoma Board-Public Utils
Municipal electric utility · Tennessee · #1,067 of 3,199 U.S. utilities by customers · EIA utility #19266
Tullahoma Board-Public Utils is a municipal electric utility serving 11,353 customers in Tennessee. In 2025 it sold 281 gigawatt-hours of electricity for $32.72M in revenue, an average realized rate of 11.66¢ per kWh across all customer classes and 11.72¢ per kWh for residential customers. Its reported service territory covers 3 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 | 9,324 | 130 | $15.28M | 11.72¢ | |
| Commercial | 2,027 | 138 | $16.33M | 11.79¢ | |
| Industrial | 2 | 11.9 | $1.11M | 9.37¢ | |
| Total | 11,353 | 281 | $32.72M | 11.66¢ |
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 (1,165 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 11,050 | 285 | $26.73M | 10.08¢ |
| 2022 | 11,110 | 286 | $30.12M | 11.20¢ |
| 2023 | 11,180 | 272 | $28.55M | 11.03¢ |
| 2024 | 11,295 | 280 | $30.95M | 11.18¢ |
| 2025 | 11,353 | 281 | $32.72M | 11.72¢ |
Reliability (2025)
Average outage time (SAIDI): 74 minutes per customer per year
Average outages (SAIFI): 3.04 per customer
Average restoration time (CAIDI): 24 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: 293 GWh
Winter peak demand: 72 MW
Energy losses: 4.1% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 11,353 meters
Counties served
Coffee, TNFranklin, TNMoore, 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 #19266 in the EIA frame.