Research period:
Research question
Among the 51 US state and DC jurisdictions in EIA's electricity generation reporting, which states produced the largest total 2025 generation across all source categories, and how do the top entries reflect the geographic distribution of US generating capacity?
Methodology
This ranking is computed from RateWatt's stored 2025 annual EIA state-generation rows. It describes where electricity was generated, not where it was consumed.
Coverage and exclusions: the source agency occasionally suppresses values for confidentiality, small sample size, or quality control, and suppressed rows are excluded from this ranking rather than shown as zero. A source revision appears here only after RateWatt ingests and republishes the affected stored period; this page makes no refresh-timing promise.
Data provenance: RateWatt stores generation by state, source and year, then sums the selected annual rows for this ranking. The displayed year comes from the newest period present in that stored series.
Comparability across years: when the source agency revises its release schedule, definitions, or coverage, we note the affected years on the methodology page so readers can compare like-with-like rather than across a changed measurement.
Editorial governance: RateWatt is the organization responsible for this page. Reported corrections are checked against the cited EIA series and documented under the editorial policy.
Every ranking value is computed from the stored annual rows and can be compared with the downloadable generation dataset and cited EIA browser.
See the methodology page for the complete data-update process, source vintage, and field definitions.
Top 10 US States by 2025 Electricity Generation (EIA)
Live data: reflects the current dataset
- 1. Texas: 593,068.487
- 2. Florida: 271,207.356
- 3. Pennsylvania: 246,810.913
- 4. California: 235,620.71
- 5. Illinois: 195,236.032
- 6. Ohio: 146,880.324
- 7. Georgia: 142,570.121
- 8. Alabama: 138,808.764
- 9. New York: 136,223.256
- 10. North Carolina: 135,009.237
Share of Top-10 US Generation by State (2025, EIA)
Each leading state's 2025 net generation as a percentage of the top-10 total, showing how concentrated US generation is among a handful of states
- 1. Texas: 26.5%
- 2. Florida: 12.1%
- 3. Pennsylvania: 11%
- 4. California: 10.5%
- 5. Illinois: 8.7%
- 6. Ohio: 6.6%
- 7. Georgia: 6.4%
- 8. Alabama: 6.2%
- 9. New York: 6.1%
- 10. North Carolina: 6%
The ranked top 10
Every row below reflects the current 10-record dataset. Reload the page after new data is processed to see the latest values.
| # | State | Generation (MWh) |
|---|---|---|
| 1 | Texas | 593,068.487 |
| 2 | Florida | 271,207.356 |
| 3 | Pennsylvania | 246,810.913 |
| 4 | California | 235,620.71 |
| 5 | Illinois | 195,236.032 |
| 6 | Ohio | 146,880.324 |
| 7 | Georgia | 142,570.121 |
| 8 | Alabama | 138,808.764 |
| 9 | New York | 136,223.256 |
| 10 | North Carolina | 135,009.237 |
Source: U.S. EIA Electricity Data Browser · 2025 annual state generation by source · RateWatt sums the stored source rows by state
Findings
Top entity in the ranking
The top-ranked record in this dataset is Texas, with a value of 593,068.487 on the Generation (MWh) column. The full top-10 set is rendered in the table above. Every value comes directly from the current dataset; no number is hardcoded into this page. The ranking and its adjacent computed prose read from the same stored rows, so they stay internally aligned with the displayed source period.
Distribution shape
The gap between the top-ranked record (593,068.487) and the 10th-ranked record (135,009.237) characterizes how concentrated the top of the distribution is. Where the top value is many multiples of the median value of the visible set, the population is highly concentrated, a small number of entities accumulate the bulk of the measured quantity. Where the top and bottom of the visible set are close together, the distribution is relatively flat across the top end. The full distribution beyond this top-10 cut is summarized in the aggregate context section below and explored in the linked entity profiles.
Aggregate context
Across the full population behind this ranking, here are the summary statistics: how many records exist in total, the sum of the ranking metric across all qualifying records, and the mean per-record value. The methodology page documents the exact filter applied (records with null or zero values on the ranking metric are excluded). This aggregate row is computed from the same dataset that powers the ranking above.
Source provenance
The records in this ranking come from the U.S. Energy Information Administration Electricity Data Browser's annual state-generation series. RateWatt sums the stored 2025 source rows by state and displays that source period; it does not promise a publication-to-page refresh interval. The methodology page documents the source URL, vintage boundary and preparation steps.
Why this ranking matters
Rankings like this one let a reader scan a population quickly and identify outliers, concentrations, and patterns that warrant deeper investigation. The detail pages linked from each entity in the table above give the full per-entity context: time-series history where available, related metrics from adjacent tables, and links onward to the underlying source records. The methodology page explains how an entity earns inclusion in the dataset and how the ranking column is computed at the source.
What this analysis cannot tell us
Total state generation reflects where electricity is produced, not where it is consumed. States with large generation footprints often export power across interconnections to neighboring states. Generation totals across all source categories combine quantities of dispatchable thermal output (coal, gas, nuclear) with variable renewable output (wind, solar) and storage-eligible output (hydro), these source categories are not equivalent in terms of grid value, dispatchability, or emissions footprint. The single MWh metric obscures the policy-relevant differences between resource types. For a fuel-mix breakdown, see each state profile.
Sources
- U.S. Department of Energy, Energy Information Administration, Electricity Data Browser, generation tables, https://www.eia.gov/electricity/data/browser/