Statistics
Page built 2026-09-20
Data as of 2026-09-20
Search
Built 2026-09-20 (20 September 2026)

Norway North (NO4) Negative Electricity Prices and Spikes, 2026

Day-ahead electricity prices in Norway North (NO4) were below zero for 174.75 hours (2.8% of hours) on 34 days in 2026 up to 2026-09-20 (20 September 2026). The lowest interval price was EUR -32.78/MWh on 2026-04-18 (18 April 2026) and the highest EUR 359.92/MWh on 2026-02-19 (19 February 2026). Prices are day-ahead, in EUR per MWh as published, and are not converted.

Key Facts

  • Day-ahead electricity prices in Norway North (NO4) were below zero for 174.75 hours (2.8% of hours) on 34 days in 2026 up to 2026-09-20 (20 September 2026). The lowest interval price was EUR -32.78/MWh on 2026-04-18 (18 April 2026) and the highest EUR 359.92/MWh on 2026-02-19 (19 February 2026).
  • The longest streak of consecutive days with a price below zero in Norway North (NO4) in 2026 was 7 days, from 2026-04-08 (8 April 2026) to 2026-04-14 (14 April 2026).
  • In September 2026 up to 2026-09-20 (20 September 2026), Norway North (NO4) had 6.75 hours below zero on 1 day.
  • Since 2025-08-17 (17 August 2025), the lowest price in Norway North (NO4) was EUR -32.78/MWh on 2026-04-18 (18 April 2026) and the highest EUR 359.92/MWh on 2026-02-19 (19 February 2026).

Hours Below Zero

Delivery days to 2026-09-20, local time
September 2026 to date6.75 hours
2026 to date174.75 hours
Share of hours, 20262.8%
Days below zero, 202634 days
Norway North (NO4) negative prices and price extremes by period
PeriodDays with dataHours below zeroShare of hoursDays below zeroLongest streak of days
September 2026 to date 20 6.75 hours 1.4% 1 1 day (2026-09-13 to 2026-09-13)
2026 to date 263 174.75 hours 2.8% 34 7 days (2026-04-08 to 2026-04-14)
Since 2025-08-17 400 220.75 hours 2.3% 49 7 days (2026-04-08 to 2026-04-14)

Hours are time weighted, so 15 minute and 60 minute intervals count alike. Share of hours divides by 24 times the days with data, so it is approximate on clock change days. A streak is consecutive local days each with at least one interval below zero, not a continuous run of hours.

Source: ENTSO-E Transparency Platform (transparency.entsoe.eu), CC BY 4.0. Aggregated and converted by World Power Monitor; ENTSO-E does not endorse this site. (ENTSO-E Terms of Use plus CC BY 4.0 for listed data items) Data as of 2026-09-20. Computed by World Power Monitor from the day-ahead price statistics of each local delivery day.

Lowest and Highest Prices

EUR/MWh, single market interval
Norway North (NO4) lowest and highest day-ahead price by period, with delivery day
PeriodLowest priceDelivery dayHighest priceDelivery day
September 2026 to date EUR -1.86/MWh 2026-09-13 (13 September 2026) EUR 245.67/MWh 2026-09-14 (14 September 2026)
2026 to date EUR -32.78/MWh 2026-04-18 (18 April 2026) EUR 359.92/MWh 2026-02-19 (19 February 2026)
Since 2025-08-17 EUR -32.78/MWh 2026-04-18 (18 April 2026) EUR 359.92/MWh 2026-02-19 (19 February 2026)

The lowest and highest prices are single market intervals of 15 or 60 minutes, not daily averages. The delivery day is the local day the interval belongs to.

Source: ENTSO-E Transparency Platform (transparency.entsoe.eu), CC BY 4.0. Aggregated and converted by World Power Monitor; ENTSO-E does not endorse this site. (ENTSO-E Terms of Use plus CC BY 4.0 for listed data items) Data as of 2026-09-20.

Hours Below Zero Each Day

Local delivery days, 2025-08-17 to 2026-09-20
Norway North (NO4) hours below zero per delivery day, 2025-08-17 to 2026-09-20 Hours per local delivery day in Norway North (NO4) with a day-ahead price below zero, from 2025-08-17 (17 August 2025) to 2026-09-20 (20 September 2026). The zone had 220.75 hours below zero over 400 days with data. 0 4 8 11 15 Aug 2025Oct 2025Dec 2025Feb 2026Apr 2026Jun 2026Aug 2026
Hours per local delivery day in Norway North (NO4) with a day-ahead price below zero, from 2025-08-17 (17 August 2025) to 2026-09-20 (20 September 2026). The zone had 220.75 hours below zero over 400 days with data.
Daily hours through 2026-09-20
Norway North (NO4) hours below zero per delivery day, 2025-08-17 to 2026-09-20
Delivery day (local)Hours below zero
2025-08-170 hours
2025-08-180 hours
2025-08-190 hours
2025-08-200 hours
2025-08-210 hours
2025-08-221 hour
2025-08-230 hours
2025-08-240 hours
2025-08-250 hours
2025-08-260 hours
2025-08-270 hours
2025-08-280 hours
2025-08-290 hours
2025-08-300 hours
2025-08-310 hours
2025-09-010 hours
2025-09-020 hours
2025-09-030 hours
2025-09-040 hours
2025-09-050 hours
2025-09-060 hours
2025-09-070 hours
2025-09-080 hours
2025-09-090 hours
2025-09-100 hours
2025-09-113 hours
2025-09-120 hours
2025-09-130 hours
2025-09-140 hours
2025-09-150 hours
2025-09-160 hours
2025-09-170 hours
2025-09-180 hours
2025-09-190 hours
2025-09-200 hours
2025-09-210 hours
2025-09-220 hours
2025-09-230 hours
2025-09-240 hours
2025-09-250 hours
2025-09-260 hours
2025-09-270 hours
2025-09-280 hours
2025-09-290 hours
2025-09-300 hours
2025-10-010 hours
2025-10-025 hours
2025-10-030 hours
2025-10-040 hours
2025-10-050 hours
2025-10-060 hours
2025-10-075.75 hours
2025-10-084.75 hours
2025-10-095 hours
2025-10-101.75 hours
2025-10-110 hours
2025-10-120 hours
2025-10-131.25 hours
2025-10-142.75 hours
2025-10-156 hours
2025-10-160 hours
2025-10-170 hours
2025-10-180 hours
2025-10-190 hours
2025-10-200 hours
2025-10-210 hours
2025-10-220 hours
2025-10-230 hours
2025-10-240 hours
2025-10-250 hours
2025-10-260 hours
2025-10-270 hours
2025-10-280 hours
2025-10-290 hours
2025-10-300 hours
2025-10-310 hours
2025-11-010 hours
2025-11-020 hours
2025-11-030 hours
2025-11-040 hours
2025-11-050 hours
2025-11-060 hours
2025-11-070 hours
2025-11-080 hours
2025-11-090 hours
2025-11-100 hours
2025-11-110 hours
2025-11-120 hours
2025-11-130 hours
2025-11-140 hours
2025-11-150 hours
2025-11-160 hours
2025-11-170 hours
2025-11-180 hours
2025-11-190 hours
2025-11-200 hours
2025-11-210 hours
2025-11-220 hours
2025-11-230 hours
2025-11-240 hours
2025-11-250 hours
2025-11-260 hours
2025-11-270 hours
2025-11-282 hours
2025-11-291 hour
2025-11-301 hour
2025-12-010 hours
2025-12-020 hours
2025-12-030 hours
2025-12-040 hours
2025-12-050 hours
2025-12-060 hours
2025-12-070 hours
2025-12-080 hours
2025-12-090 hours
2025-12-100 hours
2025-12-110 hours
2025-12-120 hours
2025-12-130 hours
2025-12-140 hours
2025-12-150 hours
2025-12-160 hours
2025-12-170 hours
2025-12-180 hours
2025-12-190 hours
2025-12-200 hours
2025-12-210 hours
2025-12-220 hours
2025-12-230 hours
2025-12-240 hours
2025-12-255.5 hours
2025-12-260 hours
2025-12-270.25 hours
2025-12-280 hours
2025-12-290 hours
2025-12-300 hours
2025-12-310 hours
2026-01-010 hours
2026-01-020 hours
2026-01-030 hours
2026-01-040 hours
2026-01-050 hours
2026-01-060 hours
2026-01-070 hours
2026-01-080 hours
2026-01-090 hours
2026-01-100 hours
2026-01-110 hours
2026-01-120 hours
2026-01-130 hours
2026-01-140 hours
2026-01-150 hours
2026-01-160 hours
2026-01-170 hours
2026-01-180 hours
2026-01-190 hours
2026-01-200 hours
2026-01-210 hours
2026-01-220 hours
2026-01-230 hours
2026-01-240 hours
2026-01-250 hours
2026-01-260 hours
2026-01-270 hours
2026-01-280 hours
2026-01-290 hours
2026-01-300 hours
2026-01-310 hours
2026-02-010 hours
2026-02-020 hours
2026-02-030 hours
2026-02-040 hours
2026-02-050 hours
2026-02-060 hours
2026-02-070 hours
2026-02-080 hours
2026-02-090 hours
2026-02-100 hours
2026-02-110 hours
2026-02-120 hours
2026-02-130 hours
2026-02-140 hours
2026-02-150 hours
2026-02-160 hours
2026-02-170 hours
2026-02-180 hours
2026-02-190 hours
2026-02-200 hours
2026-02-210 hours
2026-02-220 hours
2026-02-230 hours
2026-02-240 hours
2026-02-250 hours
2026-02-260 hours
2026-02-270 hours
2026-02-280 hours
2026-03-010 hours
2026-03-020 hours
2026-03-031 hour
2026-03-043 hours
2026-03-050 hours
2026-03-060.25 hours
2026-03-070 hours
2026-03-080 hours
2026-03-090 hours
2026-03-100 hours
2026-03-110 hours
2026-03-121.5 hours
2026-03-130 hours
2026-03-140.5 hours
2026-03-150 hours
2026-03-160 hours
2026-03-178.75 hours
2026-03-187.5 hours
2026-03-1911.5 hours
2026-03-203.25 hours
2026-03-217.25 hours
2026-03-227.5 hours
2026-03-230 hours
2026-03-240 hours
2026-03-250 hours
2026-03-260.5 hours
2026-03-270 hours
2026-03-280.25 hours
2026-03-290.5 hours
2026-03-300 hours
2026-03-310 hours
2026-04-013.5 hours
2026-04-020 hours
2026-04-030 hours
2026-04-040.75 hours
2026-04-050 hours
2026-04-061 hour
2026-04-070 hours
2026-04-083.5 hours
2026-04-096 hours
2026-04-1011.75 hours
2026-04-114 hours
2026-04-1215 hours
2026-04-1312 hours
2026-04-149.25 hours
2026-04-150 hours
2026-04-160 hours
2026-04-170 hours
2026-04-187 hours
2026-04-1912 hours
2026-04-200 hours
2026-04-210 hours
2026-04-220.25 hours
2026-04-235.25 hours
2026-04-241.25 hours
2026-04-258.75 hours
2026-04-260.25 hours
2026-04-270 hours
2026-04-280 hours
2026-04-290 hours
2026-04-300 hours
2026-05-010 hours
2026-05-020 hours
2026-05-030 hours
2026-05-040 hours
2026-05-050 hours
2026-05-060 hours
2026-05-070 hours
2026-05-080 hours
2026-05-090 hours
2026-05-100 hours
2026-05-110 hours
2026-05-120 hours
2026-05-130 hours
2026-05-140 hours
2026-05-150 hours
2026-05-160 hours
2026-05-170 hours
2026-05-180 hours
2026-05-190 hours
2026-05-200 hours
2026-05-210 hours
2026-05-220 hours
2026-05-230 hours
2026-05-248 hours
2026-05-250 hours
2026-05-260 hours
2026-05-270 hours
2026-05-280 hours
2026-05-290 hours
2026-05-300 hours
2026-05-310 hours
2026-06-010 hours
2026-06-020 hours
2026-06-030 hours
2026-06-040 hours
2026-06-055.25 hours
2026-06-060 hours
2026-06-070 hours
2026-06-080 hours
2026-06-090 hours
2026-06-100 hours
2026-06-110 hours
2026-06-120 hours
2026-06-130 hours
2026-06-140 hours
2026-06-150 hours
2026-06-160 hours
2026-06-170 hours
2026-06-180 hours
2026-06-190 hours
2026-06-200 hours
2026-06-210 hours
2026-06-220 hours
2026-06-230 hours
2026-06-240 hours
2026-06-250 hours
2026-06-260 hours
2026-06-270 hours
2026-06-280 hours
2026-06-290 hours
2026-06-300 hours
2026-07-010 hours
2026-07-020 hours
2026-07-030 hours
2026-07-040 hours
2026-07-050 hours
2026-07-060 hours
2026-07-070 hours
2026-07-080 hours
2026-07-090 hours
2026-07-100 hours
2026-07-110 hours
2026-07-120 hours
2026-07-130 hours
2026-07-140 hours
2026-07-150 hours
2026-07-160 hours
2026-07-170 hours
2026-07-180 hours
2026-07-190 hours
2026-07-200 hours
2026-07-210 hours
2026-07-220 hours
2026-07-230 hours
2026-07-240 hours
2026-07-250 hours
2026-07-260 hours
2026-07-270 hours
2026-07-280 hours
2026-07-290 hours
2026-07-300 hours
2026-07-310 hours
2026-08-010 hours
2026-08-020 hours
2026-08-030 hours
2026-08-040 hours
2026-08-050 hours
2026-08-060 hours
2026-08-070 hours
2026-08-080 hours
2026-08-090 hours
2026-08-100 hours
2026-08-110 hours
2026-08-120 hours
2026-08-130 hours
2026-08-140 hours
2026-08-150 hours
2026-08-160 hours
2026-08-170 hours
2026-08-180 hours
2026-08-190 hours
2026-08-200 hours
2026-08-210 hours
2026-08-220 hours
2026-08-230 hours
2026-08-240 hours
2026-08-250 hours
2026-08-260 hours
2026-08-270 hours
2026-08-280 hours
2026-08-290 hours
2026-08-300 hours
2026-08-310 hours
2026-09-010 hours
2026-09-020 hours
2026-09-030 hours
2026-09-040 hours
2026-09-050 hours
2026-09-060 hours
2026-09-070 hours
2026-09-080 hours
2026-09-090 hours
2026-09-100 hours
2026-09-110 hours
2026-09-120 hours
2026-09-136.75 hours
2026-09-140 hours
2026-09-150 hours
2026-09-160 hours
2026-09-170 hours
2026-09-180 hours
2026-09-190 hours
2026-09-200 hours

Source: ENTSO-E Transparency Platform (transparency.entsoe.eu), CC BY 4.0. Aggregated and converted by World Power Monitor; ENTSO-E does not endorse this site. (ENTSO-E Terms of Use plus CC BY 4.0 for listed data items) Data as of 2026-09-20.

Month by Month

First and latest months may be partial
Norway North (NO4) hours below zero, lowest and highest price by month
MonthDays with dataHours below zeroDays below zeroLowest priceHighest price
August 2025 15 1 hour 1 EUR -0.07/MWh EUR 15.38/MWh
September 2025 30 3 hours 1 EUR -3.77/MWh EUR 12.73/MWh
October 2025 31 32.25 hours 8 EUR -26.40/MWh EUR 65.40/MWh
November 2025 30 4 hours 3 EUR -0.33/MWh EUR 203.05/MWh
December 2025 31 5.75 hours 2 EUR -2.58/MWh EUR 165.65/MWh
January 2026 31 0 hours 0 EUR 0.64/MWh EUR 331.48/MWh
February 2026 28 0 hours 0 EUR 1.53/MWh EUR 359.92/MWh
March 2026 31 53.25 hours 14 EUR -25.93/MWh EUR 95.87/MWh
April 2026 30 101.5 hours 17 EUR -32.78/MWh EUR 108.78/MWh
May 2026 31 8 hours 1 EUR -7.67/MWh EUR 216.38/MWh
June 2026 30 5.25 hours 1 EUR -12.50/MWh EUR 140.90/MWh
July 2026 31 0 hours 0 EUR 0.00/MWh EUR 56.29/MWh
August 2026 31 0 hours 0 EUR 0.00/MWh EUR 158.06/MWh
September 2026 20 6.75 hours 1 EUR -1.86/MWh EUR 245.67/MWh

Prices are day-ahead, in EUR per MWh. A negative price means sellers pay to deliver electricity in that interval, usually when wind and solar output is high and demand is low; the explanation and the ranking of all zones are on the main page.

Source: ENTSO-E Transparency Platform (transparency.entsoe.eu), CC BY 4.0. Aggregated and converted by World Power Monitor; ENTSO-E does not endorse this site. (ENTSO-E Terms of Use plus CC BY 4.0 for listed data items) Data as of 2026-09-20.