Negative-price tracker · NO4
Negative electricity prices in Norway Tromsø
168.0
negative hours in 2026 (672 periods)
-32.78
all-time record €/MWh · Apr 18, 2026
34.0h
longest negative streak · from Aug 24, 2024
851
negative hours all-time (history to 2015)
Monthly negative hours — last 16 months
Most negative days on record
| Date | Negative hours | Deepest price (€/MWh) |
|---|---|---|
| 2023-08-08 | 24.0 | -5.45 |
| 2024-08-25 | 24.0 | -2.79 |
| 2023-10-15 | 23.0 | -4.43 |
| 2024-08-24 | 22.0 | -2.99 |
| 2023-10-07 | 19.0 | -3.09 |
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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/Oslo). Updated 0 seconds ago.