Tombigbee Electric Power Association and solar
Tombigbee Electric Power Association is an electric cooperative serving about 37,347 homes in Mississippi. Here's what its rates and export rules mean for solar: for a typical customer, solar is not worth it.
- Average price (2026 est.)
- 13.7¢7% below Mississippi average
- Typical bill
- $1761,281 kWh a month
- Exports credited
- ~44%Net billing (reduced export credit)
- Typical payback
- 17.3 yrs5.3 kW, cash
Export rules for Tombigbee Electric Power Association customers
Net billing (reduced export credit) (Mississippi rule).
Mississippi's Net Renewable Generation rules pay for exports at the utility's avoided cost plus a 2.5 cent/kWh adder (plus 2 cents more for low/moderate-income households). That works out to well below retail. Netting is effectively instantaneous via dual-channel metering.
Solar for a typical Tombigbee Electric Power Association home
| System | 5.3 kW (50% of 1,281 kWh/month) |
|---|---|
| Cost | $14,895 |
| First-year savings | $896 |
| Payback | 17.3 years |
| 25-year net | $7,930 |
Uses the utility's average price.
Solar adoption
- Homes with solar (2025)
- —
- Share of customers
- —
- Residential solar capacity
- —
- Residential customers
- 37,347
EIA-861, 2025.
Questions about Tombigbee Electric Power Association and solar
Does Tombigbee Electric Power Association have net metering?
Tombigbee Electric Power Association follows Mississippi's rules: Mississippi's Net Renewable Generation rules pay for exports at the utility's avoided cost plus a 2.5 cent/kWh adder (plus 2 cents more for low/moderate-income households). That works out to well below retail. Netting is effectively instantaneous via dual-channel metering.
How much does electricity cost with Tombigbee Electric Power Association?
Residential customers paid an average of 13.0¢ per kWh in 2025 (EIA), about 13.7¢ adjusted to 2026. The typical home uses 1,281 kWh a month, a bill of about $176.
Is solar worth it with Tombigbee Electric Power Association?
For a typical customer, solar is not worth it: a 5.3 kW system costing about $14,895 pays back in about 17.3 years, with $7,930 net over 25 years.
How many Tombigbee Electric Power Association customers have solar?
Tombigbee Electric Power Association did not report residential net-metered solar to EIA for 2025.
Legal name: Tombigbee Electric Power Assn (EIA ID 19007). Data: EIA-861 2025 and monthly data through 2026, state policy research October 2026.