GB Grid Stability Digest
One issue every Monday: what GB system inertia, frequency, renewables, and prices did last week.
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One email every Monday morning: the week on the GB grid, in numbers. No spam, unsubscribe any time.
GB Grid Digest — RYHPS-1 lost 715 MW unexpectedly
31 August – 6 September 2026
GB Grid Digest — SPLN-1 lost 950 MW unexpectedly
24–30 August 2026
GB Grid Digest — frequency reached 50.204 Hz
17–23 August 2026
GB Grid Digest — system price peaked at £349/MWh
10–16 August 2026
GB Grid Digest — inertia hit 103.9 GVA·s — a 6-week low
3–9 August 2026
GB Grid Digest — 5 negative-price settlement periods
27 July – 2 August 2026
GB Grid Digest — 13 negative-price settlement periods
13–19 July 2026
GB Grid Digest — inertia hit 121.5 GVA·s — a 3-week low
6–12 July 2026
GB Grid Digest — 32 negative-price settlement periods
29 June – 5 July 2026
GB Grid Digest — 17 negative-price settlement periods
22–28 June 2026