All electricity consumed in the Nashville Economic Market is generated and transmitted by the Tennessee Valley Authority, the nation's largest public power corporation. TVA-generated power is supplied to industrial commercial and residential customers by 158 municipal and cooperative distributors in the Tennessee Valley.
Average Electric Utility Costs
Electricity costs vary by county and business size. The figures below are from Nashville Electric Service. Although these costs do not represent exact figures for other power distributors in the Nashville area, they do provide a good sample of rates in the region. Exact quotes on specific projects can be obtained upon request.
| Small Commercial/Industrial: | Range depends on customer’s contract demand. |
| | Customer Charge: | $18.17 per delivery point per month (5,000kW or less) to $2,000
per delivery point per month (greater than 25,000 kW |
| | Demand Charge: | No charge up to 50 kW of billing demand per month. Excess ranges
from $13.35 to $17.55 based on contract demand. |
| | Energy Charge: | $0.03874 to $.09916 per kWh per month |
| | | |
| Large Industrial: | Range depends on customer’s contract demand. |
| | Customer Charge: | $2,000 per delivery point per month |
| | Demand Charge: | $11.80 to $12.43 per kW of billing demand per month |
| | Energy Charge: | $0.03899 to $0.04062 per kWh per month |
*Prices based on April 2009 data from Nashville Electric Service.
Generating Capacity
Generating Capacity - 30,365,000 kW
Nuclear - 19%
Coal - 49%
Hydroelectric - 19%
Combustion Turbine - 13%
Source: Tennessee Valley Authority
Electric Index Information
The following information is based on 2007 data collected by Nashville Electric Service (NES). NES customers have experienced as much as a 50 percent increase in the reliability of their electric service in the last five years. Although these indices do not represent exact figures for other power distributors in the Nashville area, they do provide a good sampling of rates in the region:
System Average Interruption Duration Index (SAIDI):
Dropped from 197.71 minutes in 2002 to 108.92 minutes in 2007, a 45 percent improvement
Customer Average Interruption Duration Index (CAIDI):
Dropped from 63 minutes to 50.2 minutes, a 20 percent improvement
Momentary Average Interruption Frequency Index (MAIFI):
Dropped from 3.06 interruptions to 2.10 interruptions per year
Exact quotes on specific projects can be obtained upon request by contacting NES at 615-736-6900.
Source: Nashville Electric Service