Negative-price tracker · NO3

Negative electricity prices in Norway Trondheim

2.3

negative hours in 2026 (9 periods)

-14.93

all-time record €/MWh · Aug 10, 2025

34.0h

longest negative streak · from Aug 24, 2024

677

negative hours all-time (history to 2015)

Monthly negative hours — last 11 months

2024-08: 95 negative hours (min -2.99 €/MWh) 08 2024 95 2024-09: 10 negative hours (min -0.04 €/MWh) 09 10 2024-10: 14 negative hours (min -0.05 €/MWh) 10 14 2024-11: 45 negative hours (min -2.52 €/MWh) 11 45 2025-05: 10 negative hours (min -6.05 €/MWh) 05 10 2025-06: 33 negative hours (min -10.07 €/MWh) 06 33 2025-07: 7 negative hours (min -2.54 €/MWh) 07 2025-08: 28 negative hours (min -14.93 €/MWh) 08 28 2025-09: 3 negative hours (min -1.93 €/MWh) 09 2025-10: 2.3 negative hours (min -10.00 €/MWh) 10 2026-05: 2.3 negative hours (min -1.29 €/MWh) 05

Most negative days on record

DateNegative hoursDeepest price (€/MWh)
2023-08-08 24.0 -5.45
2024-08-25 24.0 -2.79
2023-10-15 23.0 -4.43
2023-10-12 22.0 -4.40
2024-08-24 22.0 -2.99

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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.

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Data: ENTSO-E Transparency Platform · SMARD.de, Bundesnetzagentur. Zone-local time (Europe/Oslo). Updated 0 seconds ago.