Negative electricity prices in Slovakia
228.0
negative hours in 2026 (912 periods)
-500.00
all-time record €/MWh · Apr 26, 2026
19.0h
longest negative streak · from May 23, 2020
1,364
negative hours all-time (history to 2015)
Monthly negative hours — last 19 months
Most negative days on record
| Date | Negative hours | Deepest price (€/MWh) |
|---|---|---|
| 2020-05-24 | 19.0 | -65.00 |
| 2018-05-01 | 18.0 | -30.00 |
| 2024-06-16 | 17.0 | -34.38 |
| 2015-09-06 | 16.0 | -10.01 |
| 2020-04-13 | 16.0 | -33.00 |
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Negative prices are an opportunity — if you see them coming.
Our negative-price risk API gives P(price<0) per 15-minute period up to 14 days ahead, Brier-scored publicly. The negative_prices webhook fires seconds after the auction.
Data: ENTSO-E Transparency Platform · SMARD.de, Bundesnetzagentur. Zone-local time (Europe/Bratislava). Updated 14 minutes ago.