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SPP Nuclear Supply

Southwest Power Pool, 2 operating reactors, 1,948 MW installed. Every unit below links to its own operating record.

SPP Today

as of Oct 16, 2026
MW off line
772
39.6% of the market's nuclear fleet
Generating now
1,177
of 1,948 MW installed
Units at power
1 / 2
0 derated · 1 off line
Fleet reliability
███

What SPP Itself Reports

the grid operator's own published data, beside ours
Nuclear output, latest reading
1,220 MW
Oct 16, 6:55 PM ET · SPP fuel mix
All generation on outage
25,698 MW
every fuel, Oct 16
Nuclear share of that
3.0%
772 MW of it is nuclear, by our count
Nuclear on outage, per SPP
820 MW
the operator's own count, Oct 16
SPP capacity of generation on outage, daily peak, as published Oct 16, 2026. This is the operator's forecast of ALL generation on outage, not a nuclear figure and not ours: it is here to size our nuclear megawatts against the whole stack. The gold line is the one exception: this operator's own figure for nuclear capacity on outage.

The Generators in SPP

2 units · click any unit for its full record
UnitOwnerStMWPower MW offStatus RecordIndividual Overrun B2B
Cooper Nebraska Public Power District NE 772 0.0% 772 RFO ██ ██ ██
Wolf Creek 1 Wolf Creek Nuclear KS 1,177 100.0% — At power ██ ██ ██
Know which of these units you can rely on Individual · $165/mo

Every reactor scored 0-100 on capacity factor, forced-outage days, streak length, refuel and startup speed, so a published date from a top-decile unit is read differently from one from a bottom-decile unit.

  • Operational Excellence per unit
  • Projected overrun days
  • Breaker-to-breaker streaks
  • Rank within reactor type and cycle length

SPP Outage Pipeline

Individual

When every unit in SPP comes off line next, on one timeline, with the utility's published dates and our projected ones side by side.

See SPP's outage pipeline Individual · $165/mo

The next eighteen months of outages for this market on a single chart, so overlapping refuelings are obvious before they bite.

  • Published + projected start dates
  • MW at stake per outage
  • Confidence on every date
  • Projected overrun days

SPP Fleet Operating Record

Individual

How the 2 reactors in SPP actually run, as a fleet: the average Operational Excellence score, forced-outage days per unit, how many are in a qualifying breaker-to-breaker run, and which unit in this market is the most and least reliable.

SPP This Season

Full seasonal comparison
Fall 2026 average
172 MW
season in progress
Season peak
772 MW
on Sep 28
vs Fall 2025
███
Refuels this season
1
0 unplanned events
Stack SPP against every other market Pro · $499/mo

Eighteen months of MW offline, broken out by market and stacked, so you can see whose supply moved and when.

  • Stacked MW-offline history by market
  • Per-market forward curve
  • Ontario as a parallel fleet
  • CSV of any board