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Nuclear Power in Wisconsin
Net generation and share of the state power mix, 2025 — U.S. Energy Information Administration.
Nuclear generation (2025)
10,176 thousand MWh
Share of state power mix
15.25%
National rank (nuclear output)
#24
U.S. average share
17.72%
Nuclear share of Wisconsin's power mix over time
2001: 19.58% → 2025: 15.25%
Year by year
| Year | Nuclear (thousand MWh) | Share of state mix |
|---|---|---|
| 2025 | 10,176 | 15.25% |
| 2024 | 10,147 | 15.54% |
| 2023 | 9,683 | 15.48% |
| 2022 | 10,077 | 16.46% |
| 2021 | 9,970 | 15.51% |
| 2020 | 9,771 | 15.9% |
| 2019 | 10,030 | 15.98% |
| 2018 | 10,129 | 15.36% |
| 2017 | 9,649 | 14.82% |
| 2016 | 10,151 | 15.63% |
| 2015 | 10,008 | 15.08% |
| 2014 | 9,447 | 15.47% |
| 2013 | 11,675 | 17.7% |
| 2012 | 14,300 | 22.43% |
| 2011 | 11,560 | 18.26% |
| 2010 | 13,281 | 20.65% |
| 2009 | 12,683 | 21.15% |
| 2008 | 12,155 | 19.15% |
| 2007 | 12,910 | 20.37% |
| 2006 | 12,234 | 19.85% |
| 2005 | 9,921 | 16.05% |
| 2004 | 11,888 | 19.67% |
| 2003 | 12,215 | 20.32% |
| 2002 | 12,449 | 21.3% |
| 2001 | 11,507 | 19.58% |
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.