UK Electricity Mix (Now)
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UK Power
Live mix, 24-hour trend, monthly system frequency, and current grid demand. System Frequency may take several seconds to render.
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24h Trend (Share %)
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System Frequency (Monthly)
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Now—
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Mean—
GB Grid
Demand (now)
27.4 GW
Total today (so far)
500,116 MWh (500.1 GWh)
Covers 00:00 → 21:00 UK
(SP1–SP43). Half-hour blocks, average MW × 0.5 h summed.
Source: Elexon Insights (INDO/ITSDO). Multi-endpoint fetch with pagination; robust per-period sweep when needed.
Data: National Grid ESO API & NESO datasets. Cached to reduce load.