Spanish Fork City Corporation and solar
Spanish Fork City Corporation is a municipal utility serving about 16,588 homes in Utah. Here's what its rates and export rules mean for solar: for a typical customer, solar is not worth it.
- Average price (2026 est.)
- 10.6¢20% below Utah average
- Typical bill
- $74694 kWh a month
- Exports credited
- ~40%Net billing (reduced export credit)
- Typical payback
- Never3 kW, cash
Export rules for Spanish Fork City Corporation customers
Net billing (reduced export credit) (Utah rule).
Rocky Mountain Power customers who installed solar after 2017 are on net billing: solar used in your home saves full retail, but every kWh exported earns a lower export credit, currently 4.86 c/kWh in summer and 4.03 c/kWh the rest of the year.
Solar for a typical Spanish Fork City Corporation home
| System | 3 kW (54% of 694 kWh/month) |
|---|---|
| Cost | $11,000 |
| First-year savings | $397 |
| Payback | never within 25 years |
| 25-year net | −$1,957 |
Uses the utility's average price.
Solar adoption
- Homes with solar (2025)
- 729
- Share of customers
- 4.4%
- Residential solar capacity
- 5 MW
- Residential customers
- 16,588
EIA-861, 2025.
Questions about Spanish Fork City Corporation and solar
Does Spanish Fork City Corporation have net metering?
Spanish Fork City Corporation follows Utah's rules: Rocky Mountain Power customers who installed solar after 2017 are on net billing: solar used in your home saves full retail, but every kWh exported earns a lower export credit, currently 4.86 c/kWh in summer and 4.03 c/kWh the rest of the year.
How much does electricity cost with Spanish Fork City Corporation?
Residential customers paid an average of 10.4¢ per kWh in 2025 (EIA), about 10.6¢ adjusted to 2026. The typical home uses 694 kWh a month, a bill of about $74.
Is solar worth it with Spanish Fork City Corporation?
For a typical customer, solar is not worth it: a 3 kW system costing about $11,000 does not pay back within 25 years, with −$1,957 net over 25 years.
How many Spanish Fork City Corporation customers have solar?
About 729 homes had net-metered solar at the end of 2025, roughly 4.4% of residential customers (EIA-861).
Legal name: Spanish Fork City Corporation (EIA ID 17732). Data: EIA-861 2025 and monthly data through 2026, state policy research October 2026.