Electricity generation by source, baseline and under the Clean Power Plan, in 2020, 2025, and 2030
| Totals (megawatts) | Shares | ||||||
|---|---|---|---|---|---|---|---|
| Baseline | Post-CPP | Change | % Change | Baseline | Post-CPP | Ppt change | |
| 2020 | |||||||
| Coal | 1665 | 1355 | 310 | -18.6% | 39.5% | 33.0% | -6.4 |
| Natural gas | 1159 | 1328 | -169 | 14.6% | 27.5% | 32.4% | 4.9 |
| Nuclear | 817 | 817.25 | -0.25 | 0.0% | 19.4% | 19.9% | 0.6 |
| Hydro | 280 | 281.5 | -1.5 | 0.5% | 6.6% | 6.9% | 0.2 |
| Non-hydro renewables | 299 | 318.25 | -19.25 | 6.4% | 7.1% | 7.8% | 0.7 |
| Total | 4220 | 4100 | 120 | -2.8% | 100.0% | 100.0% | 0.0 |
| 2025 | |||||||
| Coal | 1702 | 1315.25 | 386.75 | -22.7% | 38.7% | 32.1% | -6.6 |
| Natural gas | 1263 | 1340 | -77 | 6.1% | 28.7% | 32.7% | 4.0 |
| Nuclear | 817 | 817.25 | -0.25 | 0.0% | 18.6% | 19.9% | 1.4 |
| Hydro | 280 | 281.75 | -1.75 | 0.6% | 6.4% | 6.9% | 0.5 |
| Non-hydro renewables | 335 | 344 | -9 | 2.7% | 7.6% | 8.4% | 0.8 |
| Total | 4397 | 4098.25 | 298.75 | -6.8% | 100.0% | 100.0% | 0.0 |
| 2030 | |||||||
| Coal | 1668 | 1232.5 | 435.5 | -26.1% | 36.7% | 30.5% | -6.1 |
| Natural gas | 1455 | 1372 | 83 | -5.7% | 32.0% | 34.0% | 2.0 |
| Nuclear | 797 | 796.5 | 0.5 | -0.1% | 17.5% | 19.7% | 2.2 |
| Hydro | 280 | 280.5 | -0.5 | 0.2% | 6.2% | 6.9% | 0.8 |
| Non-hydro renewables | 350 | 356 | -6 | 1.7% | 7.7% | 8.8% | 1.1 |
| Total | 4550 | 4037.5 | 512.5 | -11.3% | 100.0% | 100.0% | 0.0 |
Note: The sum of totals and shares columns may vary slightly from change columns due to rounding.
Source: EPA Regulatory Impact Analysis of Clean Power Plan (2014). The table's estimates average two emissions targets and options to meet them with state or regional plans.