MPD Electric Cooperative and solar
MPD Electric Cooperative is an electric cooperative serving about 32,130 homes in South Carolina. Here's what its rates and export rules mean for solar: for a typical customer, solar is a close call.
- Average price (2026 est.)
- 14.2¢9% below South Carolina average
- Typical bill
- $1861,312 kWh a month
- Exports credited
- ~21%Net billing (reduced export credit)
- Typical payback
- 12.8 yrs8.7 kW, cash
Export rules for MPD Electric Cooperative customers
Net billing (reduced export credit) (South Carolina rule).
Since June 2021 new solar customers of Duke Energy and Dominion Energy SC are on 'Solar Choice' tariffs: you're billed on time-of-use rates, solar offsets usage within the same period, and monthly excess is credited at the low avoided-cost rate (~2-4 c/kWh). Duke has a $30 minimum bill.
Solar for a typical MPD Electric Cooperative home
| System | 8.7 kW (80% of 1,312 kWh/month) |
|---|---|
| Cost | $24,815, $21,315 after incentives |
| First-year savings | $1,767 |
| Payback | 12.8 years |
| 25-year net | $23,825 |
Uses the utility's average price.
Solar adoption
- Homes with solar (2025)
- 214
- Share of customers
- 0.7%
- Residential solar capacity
- 2 MW
- Residential customers
- 32,130
EIA-861, 2025.
Questions about MPD Electric Cooperative and solar
Does MPD Electric Cooperative have net metering?
MPD Electric Cooperative follows South Carolina's rules: Since June 2021 new solar customers of Duke Energy and Dominion Energy SC are on 'Solar Choice' tariffs: you're billed on time-of-use rates, solar offsets usage within the same period, and monthly excess is credited at the low avoided-cost rate (~2-4 c/kWh). Duke has a $30 minimum bill.
How much does electricity cost with MPD Electric Cooperative?
Residential customers paid an average of 13.7¢ per kWh in 2025 (EIA), about 14.2¢ adjusted to 2026. The typical home uses 1,312 kWh a month, a bill of about $186.
Is solar worth it with MPD Electric Cooperative?
For a typical customer, solar is a close call: a 8.7 kW system costing about $21,315 pays back in about 12.8 years, with $23,825 net over 25 years.
How many MPD Electric Cooperative customers have solar?
About 214 homes had net-metered solar at the end of 2025, roughly 0.7% of residential customers (EIA-861).
Legal name: MPD Electric Cooperative (EIA ID 66073). Data: EIA-861 2025 and monthly data through 2026, state policy research October 2026.