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Electricity markets

Day-Ahead price of the day for zone IE_SEM, 30-day statistics and comparison with neighbouring market zones (GB, FR) — real ENTSO-E data.

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Markets · 🇮🇪 Ireland

Electricity market · 2026-06-14

Day-Ahead spot price of the day for market zone IE_SEM — the real price signal the Stromfee battery optimizer arbitrages. All values come from the ENTSO-E Day-Ahead auction, not from US sources.

185
Day average €/MWh
115
Minimum €/MWh
294
Maximum €/MWh
0
Negative quarter-hours (30 d)

Hourly Day-Ahead curve of the day, zone IE_SEM, in €/MWh. Negative prices are real and not errors: they flag over-supply windows in which a battery should charge.

Neighbouring zones

Comparison of coupled market zones

The all-island Single Electricity Market (IE-SEM) is interconnected with Great Britain (the East-West and Moyle links) and, through the Celtic Interconnector under construction, directly with France. The larger the price gap between zones, the greater the value of cross-border arbitrage.

Ireland — all-island SEM (IE-SEM)131
Great Britain (GB)86
France (FR)43

30-day Day-Ahead average per market zone, in €/MWh. Zone IE_SEM is highlighted in bold. Source: ENTSO-E Day-Ahead auction (entsoe.day_ahead_prices), processed via stromfee.ai / ClickHouse.

FAQ

Frequently asked questions

What is the Day-Ahead electricity price in Ireland today?
On 2026-06-14, the Day-Ahead spot price in Ireland averages 185 €/MWh (min 115 €/MWh, max 294 €/MWh). Source: ENTSO-E Day-Ahead auction.
How much can a 1 MW battery earn in Ireland today?
With a perfect forecast, the daily revenue ceiling of a 2-hour battery (1 MW / 2 MWh) on 2026-06-14 is about 97 € — pure Day-Ahead arbitrage, excluding intraday and balancing services.
Are there negative prices in Ireland?
On 2026-06-14, there were 0 quarter-hours with a negative Day-Ahead price in Ireland; over the last 30 days, 0 negative quarter-hours are counted in total.
Is there a negative-price rule in Ireland like Germany's §51 EEG?
National regulation varies by market and is not asserted here in general terms. The market's own negative-price rule — where documented — is set out at /ie/rules/.
Where does the data come from?
All values are ENTSO-E Day-Ahead prices, processed via stromfee.ai / ClickHouse, updated daily.