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The Markets Desk — Week 44 · Wed 28 Oct 2026
Data / Power · Power

How much of the US nuclear fleet is running.

How much one reactor is running
as of 2026-10-26
100%all
100.0
60.080.0100.0120.0140.0
13 Sept 202426 Oct 2026
  1. ① NextEra Energy — NextEra Energy files 10-Q for quarter ended 30 Sep 2026
  2. ② Southern Company — 8-K 5.03: amended and restated By-Laws effective 20 Oct 2026
  3. ③ Ballard Power Systems — 6-K: news release dated 22 Oct 2026, Review of the Ballard Forum
  4. ④ Enovix — 8-K 7.01: Enovix statement on 21 Oct 2026 press article
  5. ⑤ JinkoSolar — 6-K: name change to Jinko Holdings Limited; Q3 results date set
  6. ⑥ JinkoSolar — 424B3: form of ADR for Jinko Holdings Limited ADSs
  7. ⑦ Stem Inc — 8-K Item 3.01: NYSE non-compliance notice, market cap and equity under $50.0M
  8. ⑧ ASP Isotopes — 8-K: Tetra4 (Renergen subsidiary) achieves stable liquid helium production

The dotted stretch is 103 days we could not fetch. We do not fill gaps in.

the NRC · EIA's Short-Term Energy Outlook · Berkeley Lab · ERCOT · the Census Bureau · the Bureau of Labor Statistics · daily · monthly · annual · history from the source back to 1 Jan 2014 · since 15 Sept 2026

we gathered it

Both lines are set to 100 at 4 Sept 2026, the first day they share, so they can be read against each other. That is division — nothing here is smoothed, filled in or forecast. The number above the chart is still the real one.

Beaver Valley 2 is running at 100% of its rated output.

Range
1m3mopens 2026-12-141yopens 2027-09-15all
The last 12 observations
Day%Change
2026-10-26100
2026-10-25100
2026-10-24100
2026-10-23100
2026-10-22100
2026-10-21100
2026-10-20100
2026-10-19100
2026-10-18100
2026-10-17100
2026-10-16100
2026-10-15100—
  • 2026-10-28American Electric Power

    2026-Q3 numbers

  • 2026-10-28Fortum

    2026-9M numbers

  • 2026-10-28Redeia (Red Electrica)

    2026-9M numbers

  • 2026-10-28Hitachi

    2026-FQ2 (FY2027) numbers

  • 2026-10-29Edison International

    2026-Q3 numbers

  • 2026-10-29First Solar

    2026-Q3 numbers

  • 2026-10-29WEC Energy Group

    2026-Q3 numbers

  • 2026-10-29nVent Electric

    2026-Q3 numbers

  • 2026-10-29Linde

    2026-Q3 numbers

  • 2026-10-30Nextpower (ex-Nextracker)

    2026-Q4 numbers

  • 2026-10-30Exelon

    2026-Q3 numbers

  • 2026-10-30Enphase Energy

    2026-Q3 numbers

What happened

the numbered ones are marked on the chart
The sources behind this tracker
SourceCadenceRows this monthNewest figureLast fetchMisses
the NRCUS nuclear capacity-factor line; widget on nuclear/SMR company pagesdaily27552026-10-262026-10-272
EIA's Short-Term Energy Outlookwhat wholesale power cost each month at eleven US hubs — PJM, ERCOT, CAISO SP15, Mid-C and seven moremonthly02026-09-012026-10-200
Berkeley Labinterconnection queue slippage between editionsannual02025-12-312026-10-260
ERCOTTexas generation queue by study stage and fuel (GW, project counts), plus the month's commissioning and cancellation MWmonthly02026-09-012026-10-220
the Census BureauUS data-centre construction spend, monthly, in dollars put in place — never converted to MWmonthly02026-08-012026-10-220
the Bureau of Labor Statisticswhat the grid equipment a data centre waits on costs to buy: BLS producer price indexes for transformers and turbines, monthly, each on its own base — a price index, never a lead timemonthly02026-09-012026-10-230

Take it with you

Coming in Q4: embed this chart · tell me when it moves