| Table 4.7.B. Net Summer Capacity Using Primarily Renewable Energy Sources and by State, 2021 and 2020 (Megawatts) |
| Summer Capacity at Utility Scale Facilities | Small Scale Capacity | Capacity From Utility and Small Scale Facilities | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Census Division and State |
Wind | Solar Photovoltaic |
Solar Thermal | Conventional Hydroelectric |
Biomass Sources | Geothermal | Total Renewable Sources |
Estimated Solar Photovoltaic | Estimated Total Solar Photovoltaic | Estimated Total Solar | ||||||||||
| |
Year 2021 | Year 2020 | Year 2021 | Year 2020 | Year 2021 | Year 2020 | Year 2021 | Year 2020 | Year 2021 | Year 2020 | Year 2021 | Year 2020 | Year 2021 | Year 2020 | Year 2021 | Year 2020 | Year 2021 | Year 2020 | Year 2021 | Year 2020 |
| New England | 1,559.6 | 1,535.8 | 2,013.0 | 1,512.9 | 0.0 | 0.0 | 1,950.9 | 1,953.5 | 1,319.6 | 1,417.4 | 0.0 | 0.0 | 6,843.1 | 6,419.6 | 3,346.0 | 2,893.4 | 5,359.0 | 4,406.3 | 5,359.0 | 4,406.3 |
| Connecticut | 5.0 | 1.0 | 247.5 | 163.0 | 0.0 | 0.0 | 119.4 | 119.4 | 199.1 | 199.9 | 0.0 | 0.0 | 571.0 | 483.3 | 708.7 | 605.6 | 956.2 | 768.6 | 956.2 | 768.6 |
| Maine | 1,009.5 | 994.2 | 201.3 | 64.9 | 0.0 | 0.0 | 725.8 | 729.8 | 488.6 | 570.4 | 0.0 | 0.0 | 2,425.2 | 2,359.3 | 116.0 | 67.3 | 317.3 | 132.2 | 317.3 | 132.2 |
| Massachusetts | 105.7 | 105.7 | 1,197.2 | 980.4 | 0.0 | 0.0 | 267.7 | 266.3 | 284.2 | 284.2 | 0.0 | 0.0 | 1,854.8 | 1,636.6 | 1,907.1 | 1,747.6 | 3,104.3 | 2,728.0 | 3,104.3 | 2,728.0 |
| New Hampshire | 211.9 | 211.9 | 2.4 | 2.4 | 0.0 | 0.0 | 504.0 | 504.0 | 225.8 | 241.0 | 0.0 | 0.0 | 944.1 | 959.3 | 149.9 | 120.8 | 152.3 | 123.2 | 152.3 | 123.2 |
| Rhode Island | 77.3 | 72.8 | 230.9 | 178.5 | 0.0 | 0.0 | 2.7 | 2.7 | 40.1 | 40.1 | 0.0 | 0.0 | 351.0 | 294.1 | 317.7 | 229.7 | 548.6 | 408.2 | 548.6 | 408.2 |
| Vermont | 150.2 | 150.2 | 133.7 | 123.7 | 0.0 | 0.0 | 331.3 | 331.3 | 81.8 | 81.8 | 0.0 | 0.0 | 697.0 | 687.0 | 146.7 | 122.4 | 280.4 | 246.1 | 280.4 | 246.1 |
| Middle Atlantic | 3,657.4 | 3,453.7 | 2,103.0 | 1,768.5 | 0.0 | 0.0 | 5,507.7 | 5,470.2 | 1,102.9 | 1,106.5 | 0.0 | 0.0 | 12,371.0 | 11,798.9 | 4,750.6 | 4,132.1 | 6,853.6 | 5,900.6 | 6,853.6 | 5,900.6 |
| New Jersey | 7.6 | 7.6 | 1,024.0 | 949.9 | 0.0 | 0.0 | 12.3 | 12.3 | 193.8 | 197.1 | 0.0 | 0.0 | 1,237.7 | 1,166.9 | 2,022.8 | 1,861.5 | 3,046.8 | 2,811.4 | 3,046.8 | 2,811.4 |
| New York | 2,189.8 | 1,986.1 | 924.3 | 669.7 | 0.0 | 0.0 | 4,565.8 | 4,558.3 | 459.3 | 459.3 | 0.0 | 0.0 | 8,139.2 | 7,673.4 | 2,207.9 | 1,811.6 | 3,132.2 | 2,481.3 | 3,132.2 | 2,481.3 |
| Pennsylvania | 1,460.0 | 1,460.0 | 154.7 | 148.9 | 0.0 | 0.0 | 929.6 | 899.6 | 449.8 | 450.1 | 0.0 | 0.0 | 2,994.1 | 2,958.6 | 519.9 | 458.9 | 674.6 | 607.8 | 674.6 | 607.8 |
| East North Central | 15,615.6 | 13,452.2 | 2,589.4 | 942.5 | 0.0 | 0.0 | 876.9 | 877.2 | 1,130.1 | 1,148.3 | 0.0 | 0.0 | 20,212.0 | 16,420.2 | 1,445.4 | 1,040.1 | 4,034.8 | 1,982.6 | 4,034.8 | 1,982.6 |
| Illinois | 7,173.1 | 6,300.6 | 647.0 | 119.6 | 0.0 | 0.0 | 32.9 | 34.1 | 73.2 | 80.2 | 0.0 | 0.0 | 7,926.2 | 6,534.5 | 770.1 | 488.0 | 1,417.1 | 607.6 | 1,417.1 | 607.6 |
| Indiana | 3,453.1 | 2,940.4 | 606.7 | 278.2 | 0.0 | 0.0 | 69.1 | 66.2 | 72.1 | 72.2 | 0.0 | 0.0 | 4,201.0 | 3,357.0 | 162.1 | 126.0 | 768.8 | 404.2 | 768.8 | 404.2 |
| Michigan | 3,167.8 | 2,634.3 | 353.3 | 225.0 | 0.0 | 0.0 | 263.5 | 264.4 | 500.0 | 508.0 | 0.0 | 0.0 | 4,284.6 | 3,631.7 | 152.5 | 125.8 | 505.8 | 350.8 | 505.8 | 350.8 |
| Ohio | 1,097.3 | 852.5 | 479.8 | 111.5 | 0.0 | 0.0 | 101.9 | 101.9 | 137.1 | 138.3 | 0.0 | 0.0 | 1,816.1 | 1,204.2 | 219.4 | 191.8 | 699.2 | 303.3 | 699.2 | 303.3 |
| Wisconsin | 724.3 | 724.4 | 502.6 | 208.2 | 0.0 | 0.0 | 409.5 | 410.6 | 347.7 | 349.6 | 0.0 | 0.0 | 1,984.1 | 1,692.8 | 141.2 | 108.6 | 643.8 | 316.8 | 643.8 | 316.8 |
| West North Central | 36,843.9 | 33,194.9 | 1,350.8 | 1,159.4 | 0.0 | 0.0 | 3,363.1 | 3,308.1 | 398.7 | 398.7 | 0.0 | 0.0 | 41,956.5 | 38,061.1 | 673.7 | 507.7 | 2,024.5 | 1,667.1 | 2,024.5 | 1,667.1 |
| Iowa | 11,740.3 | 11,322.5 | 118.0 | 18.0 | 0.0 | 0.0 | 205.4 | 150.4 | 20.6 | 20.6 | 0.0 | 0.0 | 12,084.3 | 11,511.5 | 177.0 | 139.9 | 295.0 | 157.9 | 295.0 | 157.9 |
| Kansas | 8,238.1 | 6,818.6 | 30.2 | 30.2 | 0.0 | 0.0 | 7.0 | 7.0 | 9.0 | 9.0 | 0.0 | 0.0 | 8,284.3 | 6,864.8 | 43.5 | 25.8 | 73.7 | 56.0 | 73.7 | 56.0 |
| Minnesota | 4,694.1 | 4,308.3 | 1,093.5 | 1,018.8 | 0.0 | 0.0 | 214.5 | 214.5 | 324.3 | 324.3 | 0.0 | 0.0 | 6,326.4 | 5,865.9 | 142.5 | 101.1 | 1,236.0 | 1,119.9 | 1,236.0 | 1,119.9 |
| Missouri | 2,121.9 | 1,982.2 | 76.0 | 63.7 | 0.0 | 0.0 | 548.5 | 548.5 | 14.1 | 14.1 | 0.0 | 0.0 | 2,760.5 | 2,608.5 | 291.3 | 229.0 | 367.3 | 292.7 | 367.3 | 292.7 |
| Nebraska | 2,955.6 | 2,575.8 | 32.1 | 27.7 | 0.0 | 0.0 | 279.7 | 279.7 | 15.5 | 15.5 | 0.0 | 0.0 | 3,282.9 | 2,898.7 | 17.1 | 10.3 | 49.2 | 38.0 | 49.2 | 38.0 |
| North Dakota | 4,326.7 | 4,027.9 | 0.0 | 0.0 | 0.0 | 0.0 | 510.0 | 510.0 | 9.8 | 9.8 | 0.0 | 0.0 | 4,846.5 | 4,547.7 | 1.0 | 0.7 | 1.0 | 0.7 | 1.0 | 0.7 |
| South Dakota | 2,767.2 | 2,159.6 | 1.0 | 1.0 | 0.0 | 0.0 | 1,598.0 | 1,598.0 | 5.4 | 5.4 | 0.0 | 0.0 | 4,371.6 | 3,764.0 | 1.2 | 0.9 | 2.2 | 1.9 | 2.2 | 1.9 |
| South Atlantic | 1,153.0 | 1,142.5 | 17,480.6 | 13,741.5 | 0.0 | 0.0 | 7,142.9 | 7,147.2 | 4,134.4 | 4,349.5 | 0.0 | 0.0 | 29,910.9 | 26,380.7 | 3,354.2 | 2,644.7 | 20,834.8 | 16,386.2 | 20,834.8 | 16,386.2 |
| Delaware | 2.0 | 2.0 | 38.0 | 36.7 | 0.0 | 0.0 | 0.0 | 0.0 | 14.2 | 12.2 | 0.0 | 0.0 | 54.2 | 50.9 | 99.4 | 87.3 | 137.4 | 124.0 | 137.4 | 124.0 |
| District of Columbia | 0.0 | 0.0 | 15.3 | 9.3 | 0.0 | 0.0 | 0.0 | 0.0 | 12.0 | 12.0 | 0.0 | 0.0 | 27.3 | 21.3 | 100.5 | 82.6 | 115.8 | 91.9 | 115.8 | 91.9 |
| Florida | 0.0 | 0.0 | 4,951.8 | 3,788.3 | 0.0 | 0.0 | 43.5 | 43.5 | 1,153.5 | 1,160.6 | 0.0 | 0.0 | 6,148.8 | 4,992.4 | 1,187.1 | 777.1 | 6,138.9 | 4,565.4 | 6,138.9 | 4,565.4 |
| Georgia | 0.0 | 0.0 | 3,068.4 | 2,195.7 | 0.0 | 0.0 | 1,985.0 | 1,985.0 | 1,011.4 | 1,053.2 | 0.0 | 0.0 | 6,064.8 | 5,233.9 | 234.1 | NM | 3,302.5 | NM | 3,302.5 | NM |
| Maryland | 190.0 | 190.0 | 402.7 | 357.7 | 0.0 | 0.0 | 590.0 | 590.0 | 138.6 | 140.9 | 0.0 | 0.0 | 1,321.3 | 1,278.6 | 883.6 | 823.4 | 1,286.3 | 1,181.1 | 1,286.3 | 1,181.1 |
| North Carolina | 208.0 | 208.0 | 5,733.0 | 5,021.8 | 0.0 | 0.0 | 2,005.7 | 2,009.0 | 444.3 | 608.0 | 0.0 | 0.0 | 8,391.0 | 7,846.8 | 306.3 | 237.8 | 6,039.3 | 5,259.6 | 6,039.3 | 5,259.6 |
| South Carolina | 0.0 | 0.0 | 1,134.3 | 1,097.0 | 0.0 | 0.0 | 1,311.9 | 1,312.9 | 553.7 | 554.5 | 0.0 | 0.0 | 2,999.9 | 2,964.4 | 299.6 | 264.1 | 1,433.9 | 1,361.1 | 1,433.9 | 1,361.1 |
| Virginia | 12.0 | 0.0 | 2,137.1 | 1,235.0 | 0.0 | 0.0 | 866.0 | 866.0 | 803.5 | 804.9 | 0.0 | 0.0 | 3,818.6 | 2,905.9 | 225.9 | 161.3 | 2,363.0 | 1,396.3 | 2,363.0 | 1,396.3 |
| West Virginia | 741.0 | 742.5 | 0.0 | 0.0 | 0.0 | 0.0 | 340.8 | 340.8 | 3.2 | 3.2 | 0.0 | 0.0 | 1,085.0 | 1,086.5 | 17.7 | 11.1 | 17.7 | 11.1 | 17.7 | 11.1 |
| East South Central | 29.1 | 29.1 | 858.9 | 620.5 | 0.0 | 0.0 | 7,037.8 | 7,035.3 | 1,110.9 | 1,191.7 | 0.0 | 0.0 | 9,036.7 | 8,876.6 | 139.6 | 109.3 | 998.5 | 729.8 | 998.5 | 729.8 |
| Alabama | 0.0 | 0.0 | 421.1 | 194.1 | 0.0 | 0.0 | 3,291.8 | 3,291.8 | 619.3 | 618.6 | 0.0 | 0.0 | 4,332.2 | 4,104.5 | 14.4 | NM | 435.5 | NM | 435.5 | NM |
| Kentucky | 0.0 | 0.0 | 27.4 | 26.1 | 0.0 | 0.0 | 1,137.4 | 1,134.9 | 74.5 | 74.5 | 0.0 | 0.0 | 1,239.3 | 1,235.5 | 57.5 | 35.5 | 84.9 | 61.6 | 84.9 | 61.6 |
| Mississippi | 0.0 | 0.0 | 219.3 | 218.1 | 0.0 | 0.0 | 0.0 | 0.0 | 220.9 | 302.4 | 0.0 | 0.0 | 440.2 | 520.5 | 11.7 | 9.0 | 231.0 | 227.1 | 231.0 | 227.1 |
| Tennessee | 29.1 | 29.1 | 191.1 | 182.2 | 0.0 | 0.0 | 2,608.6 | 2,608.6 | 196.2 | 196.2 | 0.0 | 0.0 | 3,025.0 | 3,016.1 | 56.1 | 55.4 | 247.2 | 237.6 | 247.2 | 237.6 |
| West South Central | 44,782.1 | 39,426.5 | 9,178.7 | 5,211.4 | 0.0 | 0.0 | 3,004.5 | 3,013.7 | 1,100.2 | 1,120.5 | 0.0 | 0.0 | 58,065.5 | 48,772.1 | 1,841.6 | 1,338.1 | 11,020.3 | 6,549.5 | 11,020.3 | 6,549.5 |
| Arkansas | 0.0 | 0.0 | 223.7 | 213.7 | 0.0 | 0.0 | 1,265.8 | 1,265.8 | 227.0 | 235.0 | 0.0 | 0.0 | 1,716.5 | 1,714.5 | 112.8 | 58.7 | 336.5 | 272.4 | 336.5 | 272.4 |
| Louisiana | 0.0 | 0.0 | 74.5 | 74.5 | 0.0 | 0.0 | 192.0 | 192.0 | 422.1 | 422.1 | 0.0 | 0.0 | 688.6 | 688.6 | 155.5 | 154.4 | 230.0 | 228.9 | 230.0 | 228.9 |
| Oklahoma | 10,411.8 | 9,319.5 | 42.5 | 40.5 | 0.0 | 0.0 | 840.6 | 849.8 | 76.2 | 77.6 | 0.0 | 0.0 | 11,371.1 | 10,287.4 | 37.2 | 20.7 | 79.7 | 61.2 | 79.7 | 61.2 |
| Texas | 34,370.3 | 30,107.0 | 8,838.0 | 4,882.7 | 0.0 | 0.0 | 706.1 | 706.1 | 374.9 | 385.8 | 0.0 | 0.0 | 44,289.3 | 36,081.6 | 1,536.0 | 1,104.3 | 10,374.0 | 5,987.0 | 10,374.0 | 5,987.0 |
| Mountain | 15,504.1 | 12,773.9 | 9,017.1 | 7,398.8 | 474.2 | 474.1 | 10,557.4 | 10,686.8 | 175.5 | 175.5 | 684.3 | 659.5 | 36,412.6 | 32,168.6 | 4,101.8 | 3,243.0 | 13,118.9 | 10,641.8 | 13,593.1 | 11,115.9 |
| Arizona | 617.3 | 617.3 | 2,487.0 | 2,123.0 | 295.6 | 295.6 | 2,720.9 | 2,720.9 | 27.9 | 27.9 | 0.0 | 0.0 | 6,148.7 | 5,784.7 | 1,959.7 | 1,648.8 | 4,446.7 | 3,771.8 | 4,742.3 | 4,067.4 |
| Colorado | 4,991.2 | 4,710.8 | 1,059.6 | 680.9 | 0.0 | 0.0 | 691.0 | 691.0 | 28.7 | 28.7 | 0.0 | 0.0 | 6,770.5 | 6,111.4 | 722.0 | 456.1 | 1,781.6 | 1,137.0 | 1,781.6 | 1,137.0 |
| Idaho | 970.4 | 970.4 | 242.0 | 242.0 | 0.0 | 0.0 | 2,623.8 | 2,767.4 | 86.3 | 86.3 | 10.0 | 10.0 | 3,932.5 | 4,076.1 | 90.0 | 60.7 | 332.0 | 302.7 | 332.0 | 302.7 |
| Montana | 1,112.7 | 872.9 | 17.0 | 17.0 | 0.0 | 0.0 | 2,820.5 | 2,806.4 | 4.6 | 4.6 | 0.0 | 0.0 | 3,954.8 | 3,700.9 | 30.1 | 23.4 | 47.1 | 40.4 | 47.1 | 40.4 |
| Nevada | 150.0 | 150.0 | 2,925.1 | 2,314.4 | 178.5 | 178.5 | 1,051.7 | 1,051.7 | 9.8 | 9.8 | 595.0 | 570.2 | 4,910.1 | 4,274.6 | 637.2 | 516.9 | 3,562.3 | 2,831.3 | 3,740.8 | 3,009.8 |
| New Mexico | 4,265.9 | 2,557.9 | 738.7 | 733.8 | 0.0 | 0.0 | 82.7 | 82.7 | 5.4 | 5.4 | 8.6 | 8.6 | 5,101.3 | 3,388.4 | 262.3 | 206.5 | 1,001.0 | 940.3 | 1,001.0 | 940.3 |
| Utah | 389.7 | 389.7 | 1,455.7 | 1,195.7 | 0.1 | 0.0 | 259.7 | 259.6 | 12.8 | 12.8 | 70.7 | 70.7 | 2,188.7 | 1,928.5 | 388.6 | 322.4 | 1,844.3 | 1,518.1 | 1,844.4 | 1,518.1 |
| Wyoming | 3,006.9 | 2,504.9 | 92.0 | 92.0 | 0.0 | 0.0 | 307.1 | 307.1 | 0.0 | 0.0 | 0.0 | 0.0 | 3,406.0 | 2,904.0 | 11.9 | 8.2 | 103.9 | 100.2 | 103.9 | 100.2 |
| Pacific Contiguous | 13,316.4 | 13,077.1 | 15,189.7 | 13,667.2 | 1,005.8 | 1,273.8 | 39,960.5 | 39,929.3 | 1,759.2 | 1,880.8 | 1,869.4 | 1,869.4 | 73,101.0 | 71,697.6 | 12,663.8 | 10,943.0 | 27,853.5 | 24,610.2 | 28,859.3 | 25,884.0 |
| California | 6,175.7 | 5,948.7 | 14,439.9 | 13,069.7 | 1,005.8 | 1,273.8 | 10,267.5 | 10,267.7 | 1,129.7 | 1,180.3 | 1,849.9 | 1,849.9 | 34,868.5 | 33,590.1 | 12,166.4 | 10,546.4 | 26,606.3 | 23,616.1 | 27,612.1 | 24,889.9 |
| Oregon | 3,765.8 | 3,753.5 | 726.4 | 574.1 | 0.0 | 0.0 | 8,334.4 | 8,317.0 | 311.3 | 316.1 | 19.5 | 19.5 | 13,157.4 | 12,980.2 | 239.5 | 195.3 | 965.9 | 769.4 | 965.9 | 769.4 |
| Washington | 3,374.9 | 3,374.9 | 23.4 | 23.4 | 0.0 | 0.0 | 21,358.6 | 21,344.6 | 318.2 | 384.4 | 0.0 | 0.0 | 25,075.1 | 25,127.3 | 257.9 | 201.2 | 281.3 | 224.6 | 281.3 | 224.6 |
| Pacific Noncontiguous | 292.2 | 293.0 | 288.9 | 283.5 | 0.0 | 0.0 | 508.0 | 503.0 | 160.9 | 160.9 | 43.0 | 43.0 | 1,293.0 | 1,283.4 | 764.3 | 733.6 | 1,053.2 | 1,017.1 | 1,053.2 | 1,017.1 |
| Alaska | 59.0 | 59.8 | 0.8 | 0.0 | 0.0 | 0.0 | 475.6 | 470.6 | 7.0 | 7.0 | 0.0 | 0.0 | 542.4 | 537.4 | 13.8 | 8.2 | 14.6 | 8.2 | 14.6 | 8.2 |
| Hawaii | 233.2 | 233.2 | 288.1 | 283.5 | 0.0 | 0.0 | 32.4 | 32.4 | 153.9 | 153.9 | 43.0 | 43.0 | 750.6 | 746.0 | 750.5 | 725.3 | 1,038.6 | 1,008.8 | 1,038.6 | 1,008.8 |
| U.S. Total | 132,753.4 | 118,378.7 | 60,070.1 | 46,306.2 | 1,480.0 | 1,747.9 | 79,909.7 | 79,924.3 | 12,392.4 | 12,949.8 | 2,596.7 | 2,571.9 | 289,202.3 | 261,878.8 | 33,081.0 | 27,584.8 | 93,151.1 | 73,891.0 | 94,631.1 | 75,638.9 |
| NM = Not meaningful due to large relative standard error. Values are final. Sources: U.S. Energy Information Administration, Form EIA-860, 'Annual Electric Generator Report' and Form EIA-860M, 'Monthly Update to the Annual Electric Generator Report.' Estimated small scale solar photovoltaic capacity is based on data from Form EIA-861M, Form EIA-861, and from estimation methods described in the technical notes. |