Every number in the 25-year cashflow is documented here and can be overridden. Electricity rate source: override ($0.347/kWh).
| Parameter | Value |
|---|---|
| System lifetime | 25 years |
| Panel degradation | 0.5%/yr |
| Discount rate | 6.0% |
| O&M cost | $20 /kW/yr |
| Federal tax credit (ITC) | 30% |
| Electricity rate used | $0.347/kWh |
| Rate escalation | 2.5%/yr |
| Export credit vs retail | 0.16 |
| Self-consumption | 40% |
| Grid CO2 intensity | 0.0004 t/kWh |
| Install cost used | $3.50/W |
| Resolved Address | Sacramento, CA 95814 |
| Coordinates | 38.5804, -121.4922 |
| Geocode Source | uszips (medium) |
| PVWatts Station Distance | 50,000 m |
| Utility | Sacramento Municipal Utility District |
| Rate Schedule | EIA CA 2026-06 (URDB was stale: Residential Smart Pricing Pilot Weekday Value Plan - Single Phase (Closed)) |
| Rate Source | eia_live |
| TOU Rate | No |
| Fixed Monthly Charge | $20.00 |
| Export Policy | NEM 3.0 (CA) |
| Avg Export Rate | $0.0549/kWh |
| System Size | 4.5 kW |
| Sizing Method | user_specified |
| System lifetime | 25 years |
| Panel degradation | 0.5%/yr |
| Discount rate | 6.0% |
| O&M cost | $20 /kW/yr |
| Federal tax credit (ITC) | 30% |
| Electricity rate used | $0.347/kWh |
| Rate escalation | 2.5%/yr |
| Export credit vs retail | 0.16 |
| Self-consumption | 40% |
| Grid CO2 intensity | 0.0004 t/kWh |
| Install cost used | $3.50/W |