Home / South Carolina / Nuclear power
Nuclear Power in South Carolina
Net generation and share of the state power mix, 2025 — U.S. Energy Information Administration.
Nuclear generation (2025)
56,671 thousand MWh
Share of state power mix
54.21%
National rank (nuclear output)
#3
U.S. average share
17.72%
Nuclear share of South Carolina's power mix over time
2001: 55.93% → 2025: 54.21%
Year by year
| Year | Nuclear (thousand MWh) | Share of state mix |
|---|---|---|
| 2025 | 56,671 | 54.21% |
| 2024 | 53,770 | 53.51% |
| 2023 | 55,622 | 55.15% |
| 2022 | 54,370 | 55.08% |
| 2021 | 53,771 | 54.65% |
| 2020 | 54,751 | 55.57% |
| 2019 | 56,103 | 56.04% |
| 2018 | 52,716 | 53.05% |
| 2017 | 54,345 | 58.38% |
| 2016 | 55,826 | 57.56% |
| 2015 | 53,156 | 55.07% |
| 2014 | 52,419 | 53.95% |
| 2013 | 54,252 | 56.96% |
| 2012 | 51,145 | 52.86% |
| 2011 | 52,903 | 51.38% |
| 2010 | 51,988 | 49.92% |
| 2009 | 52,150 | 52.08% |
| 2008 | 51,763 | 51.26% |
| 2007 | 53,200 | 51.45% |
| 2006 | 50,797 | 51.17% |
| 2005 | 53,138 | 51.83% |
| 2004 | 51,201 | 52.28% |
| 2003 | 50,418 | 53.77% |
| 2002 | 53,326 | 55.22% |
| 2001 | 49,870 | 55.93% |
Source: U.S. Energy Information Administration, electric power operational data (net generation by state and energy source). "Share of state mix" is this fuel's net generation as a percentage of all in-state net generation.