Solar capacity vs Carbon intensity of electricity generation in United States
In 2025, solar capacity in United States was 151 gigawatts; carbon intensity of electricity generation was 384.4 gCO2e/kWh.
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The series
Over time
United States, annual figures, spaced by time from 2024 to 2025 . Different units, drawn on separate scales and clipped to the years both series publish; earlier history stays on each indicator’s own page. Read the values, not the heights.
Carbon intensity of electricity generation
Unit: gCO2e/kWh · 2 observations
Estimates are listed as such in the table below
Shared periods
Side by side
2 periods are published for both series in United States as annual figures on the same basis. Comparing anything else would mean comparing different periods.
| Period | Solar capacity | Carbon intensity of electricity generation |
|---|---|---|
| 2024 | 123 gigawatts EIA | 383.8 gCO2e/kWh Ember |
| 2025 | 151 gigawatts EIA | 384.4 gCO2e/kWh Ember |
Provenance
Where these numbers come from
Solar capacity
Total cumulative solar electricity generating capacity.
2 observations charted in United States (of 4 annual records) · source organisations: EIA
Carbon intensity of electricity generation
Emissions intensity of electricity generation, measured as greenhouse gas emissions in carbon dioxide equivalent (gCO2e) per kilowatt-hour of electricity generated.
2 observations charted in United States (of 26 annual records) · source organisations: Ember
Data published under CC BY 4.0. Series A as JSON · Series B as JSON
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