National Grid (Western MA) Rate Forecast vs Solar
At 3.5% annual increases, National Grid (Western MA)'s rate could reach $0.51/kWh by 2036. Solar locks in your cost at $0.10/kWh.
Massachusetts Rate Forecast vs Solar LCOE
Historical rates (solid) · Projected at 3.5%/yr (dashed) · Solar LCOE (green)
Historical utility rate
Projected (3.5%/yr CAGR)
Solar LCOE (fixed 25yr)
Confidence band (±1%)
25-Year Cost: National Grid (Western MA) vs Solar
See the cumulative cost of staying with National Grid (Western MA) versus owning solar, year by year.
25-Year Cost Comparison
National Grid (Western MA) electricity vs owned solar · 3.5%/yr rate increase
| Year | Utility Cost |
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