Stillwater Utilities Authority and solar
Stillwater Utilities Authority is a municipal utility serving about 19,604 homes in Oklahoma. Here's what its rates and export rules mean for solar: for a typical customer, solar is a close call.
- Average price (2026 est.)
- 14.3¢4% above Oklahoma average
- Typical bill
- $126880 kWh a month
- Exports credited
- ~17%Avoided-cost export credit
- Typical payback
- 14.2 yrs6.3 kW, cash
Export rules for Stillwater Utilities Authority customers
Avoided-cost export credit (Oklahoma rule).
Oklahoma requires net metering, but only your same-month usage is offset at retail. Any excess left at the end of the billing period is bought at the utility's avoided cost, typically just a few cents per kWh.
Solar for a typical Stillwater Utilities Authority home
| System | 6.3 kW (90% of 880 kWh/month) |
|---|---|
| Cost | $19,250 |
| First-year savings | $1,327 |
| Payback | 14.2 years |
| 25-year net | $19,175 |
Uses the utility's average price.
Solar adoption
- Homes with solar (2025)
- 59
- Share of customers
- 0.3%
- Residential solar capacity
- 1 MW
- Residential customers
- 19,604
EIA-861, 2025.
Questions about Stillwater Utilities Authority and solar
Does Stillwater Utilities Authority have net metering?
Stillwater Utilities Authority follows Oklahoma's rules: Oklahoma requires net metering, but only your same-month usage is offset at retail. Any excess left at the end of the billing period is bought at the utility's avoided cost, typically just a few cents per kWh.
How much does electricity cost with Stillwater Utilities Authority?
Residential customers paid an average of 13.8¢ per kWh in 2025 (EIA), about 14.3¢ adjusted to 2026. The typical home uses 880 kWh a month, a bill of about $126.
Is solar worth it with Stillwater Utilities Authority?
For a typical customer, solar is a close call: a 6.3 kW system costing about $19,250 pays back in about 14.2 years, with $19,175 net over 25 years.
How many Stillwater Utilities Authority customers have solar?
About 59 homes had net-metered solar at the end of 2025, roughly 0.3% of residential customers (EIA-861).
Legal name: Stillwater Utilities Authority (EIA ID 18125). Data: EIA-861 2025 and monthly data through 2026, state policy research October 2026.