https://www.hevia-koch.com/ A daily, auditable read on European day-ahead prices, grids and renewables. en Sat, 29 Aug 2026 12:17:10 +0000 On 2026-08-28, net load in Romania climbed from -75 MW at 15:00 to 4995 MW at 18:00: a 5070 MW swing in 3 hours, equal to 76% of the day's peak demand. That is 31% steeper than 3872 MW, the level only the top 5% of days in the last 30 days have reached. https://www.hevia-koch.com/?date=2026-08-29 https://www.hevia-koch.com/?date=2026-08-29 Sat, 29 Aug 2026 12:17:10 +0000 Central Norway has had 4 consecutive days of renewable drought since 2026-08-24: wind and solar together delivered 21% of their typical August output (each day at or below 50% of the norm), while residual load ran 14% above its August norm. On 2026-08-27, wind and solar produced 1.7 GWh against a typical 8.9 GWh. https://www.hevia-koch.com/?date=2026-08-28 https://www.hevia-koch.com/?date=2026-08-28 Fri, 28 Aug 2026 12:19:29 +0000 Day-ahead prices in Poland were below zero for 4 hours, from 11:15 to 15:15, reaching -119.7 €/MWh at 11:45. Wind and solar supplied 61% of Poland's generation during the negative-price window. https://www.hevia-koch.com/?date=2026-08-27 https://www.hevia-koch.com/?date=2026-08-27 Fri, 28 Aug 2026 12:17:15 +0000 No price signal crossed its trigger across the 44 bidding zones scanned for 2026-08-26: no material negative-price windows, spikes, collapses, or unusual intraday ramps. Daily averages range from 12.9 €/MWh in Northern Norway to 216.7 €/MWh in Sicily. https://www.hevia-koch.com/?date=2026-08-26 https://www.hevia-koch.com/?date=2026-08-26 Wed, 26 Aug 2026 12:16:52 +0000 No price signal crossed its trigger across the 44 bidding zones scanned for 2026-08-25: no material negative-price windows, spikes, collapses, or unusual intraday ramps. Daily averages range from 12.5 €/MWh in Northern Norway to 216.3 €/MWh in Sicily. https://www.hevia-koch.com/?date=2026-08-25 https://www.hevia-koch.com/?date=2026-08-25 Tue, 25 Aug 2026 12:16:50 +0000 European gas storage stood at 63.0% full (697 TWh) on 2026-08-22, 14.7 percentage points below the 77.8% median for this date across prior years, and below every prior year's level for the date (the previous low was 64.4% in 2021). Over the last two weeks the level rose just 4.2 points. Capacity-weighted across the 17 countries reporting to GIE AGSI+; storage data lags one to two days. https://www.hevia-koch.com/?date=2026-08-24 https://www.hevia-koch.com/?date=2026-08-24 Mon, 24 Aug 2026 12:16:56 +0000 Negative day-ahead prices cleared across 8 zones on the same day (Germany, France, Spain, the Netherlands, Belgium, Poland, Portugal, Switzerland), below zero for 5 to 8 hours each. The lowest price was in Poland at -45.0 €/MWh (16:45). https://www.hevia-koch.com/?date=2026-08-23 https://www.hevia-koch.com/?date=2026-08-23 Sun, 23 Aug 2026 12:16:54 +0000 No price signal crossed its trigger across the 44 bidding zones scanned for 2026-08-22: no material negative-price windows, spikes, collapses, or unusual intraday ramps. Daily averages range from 47.2 €/MWh in Northern Norway to 188.4 €/MWh in Sicily. https://www.hevia-koch.com/?date=2026-08-22 https://www.hevia-koch.com/?date=2026-08-22 Sat, 22 Aug 2026 12:16:48 +0000 The most expensive hour of the day in Central Norway clears at 181.9 €/MWh at 08:00, against a daily average of 129.3 €/MWh. That is above 138.0 €/MWh, the level only the top 5% of daily peaks in the last 30 days have reached (1.32× that benchmark). Gas-fired generation cost about 131 €/MWh to run (front-month TTF closed at 65.3 €/MWh on 2026-08-20, ex-carbon); the peak cleared 51 €/MWh above that level. https://www.hevia-koch.com/?date=2026-08-21 https://www.hevia-koch.com/?date=2026-08-21 Fri, 21 Aug 2026 12:16:47 +0000 On 2026-08-19 at 20:00, electricity demand in Slovenia peaked at 2169 MW, the highest August peak since records here begin (2020) and 6.9% above the previous August record of 2029 MW set on 2026-08-14. https://www.hevia-koch.com/?date=2026-08-20 https://www.hevia-koch.com/?date=2026-08-20 Thu, 20 Aug 2026 12:16:50 +0000 The most expensive hour of the day in Northern Sweden (SE2) clears at 170.8 €/MWh at 18:00, against a daily average of 125.5 €/MWh. That is above 110.2 €/MWh, the level only the top 5% of daily peaks in this month over recent years have reached (1.55× that benchmark). Gas-fired generation cost about 127 €/MWh to run (front-month TTF closed at 63.6 €/MWh on 2026-08-18, ex-carbon); the peak cleared 44 €/MWh above that level. https://www.hevia-koch.com/?date=2026-08-19 https://www.hevia-koch.com/?date=2026-08-19 Wed, 19 Aug 2026 12:16:50 +0000 Day-ahead prices in Spain separate from the average of its 2 coupled neighbours (France, Portugal) by at least 100 €/MWh for 4 hours. At 12:00, Spain clears at 0.9 €/MWh against a neighbour average of 122.8 €/MWh, a 122 €/MWh discount. A separation this wide is beyond 71 €/MWh, the level only the top 5% of days in the past year have reached. At that hour Spain is exporting 4142 MW net across its 2 monitored borders (France, Portugal), and the Spain to Portugal direction runs at 69% of the highest hourly flow seen on it in the past year (3421 MW). https://www.hevia-koch.com/?date=2026-08-18 https://www.hevia-koch.com/?date=2026-08-18 Tue, 18 Aug 2026 12:16:54 +0000 European gas storage stood at 60.8% full (687 TWh) on 2026-08-15, 14.4 percentage points below the 75.2% median for this date across prior years, and below every prior year's level for the date (the previous low was 62.0% in 2021). Over the last two weeks the level rose just 3.7 points. Capacity-weighted across the 18 countries reporting to GIE AGSI+; storage data lags one to two days. https://www.hevia-koch.com/?date=2026-08-17 https://www.hevia-koch.com/?date=2026-08-17 Mon, 17 Aug 2026 12:16:50 +0000 No price signal crossed its trigger across the 44 bidding zones scanned for 2026-08-16: no material negative-price windows, spikes, collapses, or unusual intraday ramps. Daily averages range from 7.8 €/MWh in Northern Norway to 176.9 €/MWh in Sicily. https://www.hevia-koch.com/?date=2026-08-16 https://www.hevia-koch.com/?date=2026-08-16 Sun, 16 Aug 2026 12:16:50 +0000 No price signal crossed its trigger across the 44 bidding zones scanned for 2026-08-15: no material negative-price windows, spikes, collapses, or unusual intraday ramps. Daily averages range from 9.0 €/MWh in Northern Norway to 173.9 €/MWh in Sicily. https://www.hevia-koch.com/?date=2026-08-15 https://www.hevia-koch.com/?date=2026-08-15 Sat, 15 Aug 2026 12:16:49 +0000 On 2026-08-13 at 13:00, electricity demand in Belgium peaked at 11627 MW, the highest August peak since records here begin (2020) and 4.4% above the previous August record of 11142 MW set on 2026-08-12. https://www.hevia-koch.com/?date=2026-08-14 https://www.hevia-koch.com/?date=2026-08-14 Fri, 14 Aug 2026 12:16:53 +0000 One scarcity peak priced across 22 zones at once: Germany, France, Spain, the Netherlands, Belgium, Austria, Western Denmark, Eastern Denmark, Poland, Czechia, Slovakia, Hungary, Romania, Slovenia, Croatia, Portugal, Central Sweden, Southern Sweden, Southeast Norway, Southwest Norway, Serbia, Switzerland each cleared their most expensive hour between 19:00 and 21:00, at 202.8 to 338.9 €/MWh. The highest price level was in Eastern Denmark at 338.9 €/MWh (20:00). Gas-fired generation cost about 122 €/MWh to run (front-month TTF closed at 61.0 €/MWh on 2026-08-12, ex-carbon); the peak cleared 217 €/MWh above that level. https://www.hevia-koch.com/?date=2026-08-13 https://www.hevia-koch.com/?date=2026-08-13 Thu, 13 Aug 2026 12:16:50 +0000 One scarcity peak priced across 19 zones at once: Germany, France, the Netherlands, Belgium, Austria, Western Denmark, Eastern Denmark, Poland, Czechia, Slovakia, Hungary, Romania, Slovenia, Croatia, Central Sweden, Southern Sweden, Southeast Norway, Southwest Norway, Switzerland each cleared their most expensive hour between 19:00 and 20:00, at 178.4 to 300.4 €/MWh. The highest price level was in Western Denmark at 300.4 €/MWh (20:00). Gas-fired generation cost about 118 €/MWh to run (front-month TTF closed at 58.7 €/MWh on 2026-08-11, ex-carbon); the peak cleared 183 €/MWh above that level. https://www.hevia-koch.com/?date=2026-08-12 https://www.hevia-koch.com/?date=2026-08-12 Wed, 12 Aug 2026 12:16:53 +0000 Day-ahead prices in Poland are below zero for 5.5 hours today, from 10:45 to 16:15, reaching -22.9 €/MWh at 16:00. https://www.hevia-koch.com/?date=2026-08-11 https://www.hevia-koch.com/?date=2026-08-11 Tue, 11 Aug 2026 12:16:48 +0000 European gas storage stood at 58.8% full (665 TWh) on 2026-08-08, 13.6 percentage points below the 72.4% median for this date across prior years, and below every prior year's level for the date (the previous low was 59.7% in 2021). Over the last two weeks the level rose just 3.5 points. Capacity-weighted across the 18 countries reporting to GIE AGSI+; storage data lags one to two days. https://www.hevia-koch.com/?date=2026-08-10 https://www.hevia-koch.com/?date=2026-08-10 Mon, 10 Aug 2026 12:16:49 +0000 Day-ahead power in Estonia averages just 4.4 €/MWh across the whole day, with the cheapest hour at 0.0 €/MWh at 13:00 and even the most expensive hour at only 18.7 €/MWh. A day this cheap is below 8.4 €/MWh, the level only the bottom 5% of days in the last 30 days have undercut. Gas-fired generation cost about 111 €/MWh to run (front-month TTF closed at 55.5 €/MWh on 2026-08-07, ex-carbon); the daily average cleared 107 €/MWh below that level. https://www.hevia-koch.com/?date=2026-08-09 https://www.hevia-koch.com/?date=2026-08-09 Sun, 09 Aug 2026 12:16:51 +0000 A continental price collapse: 3 zones (Lithuania, Latvia, Estonia) each averaged between 8.0 and 9.4 €/MWh across the whole day. The lowest daily average was Estonia at 8.0 €/MWh. Gas-fired generation cost about 111 €/MWh to run (front-month TTF closed at 55.5 €/MWh on 2026-08-07, ex-carbon); the lowest daily average cleared 103 €/MWh below that level. https://www.hevia-koch.com/?date=2026-08-08 https://www.hevia-koch.com/?date=2026-08-08 Sat, 08 Aug 2026 12:16:48 +0000 On 2026-08-06 at 09:00, electricity demand in Lithuania peaked at 2064 MW, the highest August peak since records here begin (2020) and 9.1% above the previous August record of 1893 MW set on 2024-08-21. https://www.hevia-koch.com/?date=2026-08-07 https://www.hevia-koch.com/?date=2026-08-07 Fri, 07 Aug 2026 12:16:48 +0000 Day-ahead prices in Poland separate from the average of its 5 coupled neighbours (Germany, Czechia, Slovakia, Lithuania, Southern Sweden) by at least 100 €/MWh for 6 hours. At 20:00, Poland clears at 422.9 €/MWh against a neighbour average of 152.6 €/MWh, a 270 €/MWh premium. A separation this wide is beyond 146 €/MWh, the level only the top 5% of days in the past year have reached. https://www.hevia-koch.com/?date=2026-08-06 https://www.hevia-koch.com/?date=2026-08-06 Thu, 06 Aug 2026 12:16:55 +0000 One scarcity peak priced across 16 zones at once: Northern Italy, Central-North Italy, Central-South Italy, Southern Italy, Sardinia, Poland, Slovakia, Hungary, Romania, Slovenia, Croatia, Serbia, Albania, Montenegro, North Macedonia, Kosovo each cleared their most expensive hour between 19:00 and 20:00, at 289.3 to 461.1 €/MWh. The highest price level was in Poland at 461.1 €/MWh (19:00). Gas-fired generation cost about 115 €/MWh to run (front-month TTF closed at 57.5 €/MWh on 2026-08-03, ex-carbon); the peak cleared 346 €/MWh above that level. https://www.hevia-koch.com/?date=2026-08-05 https://www.hevia-koch.com/?date=2026-08-05 Wed, 05 Aug 2026 12:16:48 +0000 One scarcity peak priced across 9 zones at once: Poland, Czechia, Slovakia, Hungary, Romania, Slovenia, Croatia, Serbia, Montenegro each cleared their most expensive hour between 19:00 and 20:00, at 315.0 to 507.6 €/MWh. The highest price level was in Slovenia at 507.6 €/MWh (19:00). Gas-fired generation cost about 118 €/MWh to run (front-month TTF closed at 59.1 €/MWh on 2026-07-31, ex-carbon); the peak cleared 390 €/MWh above that level. https://www.hevia-koch.com/?date=2026-08-04 https://www.hevia-koch.com/?date=2026-08-04 Tue, 04 Aug 2026 12:16:49 +0000 One scarcity peak priced across 8 zones at once: Poland, Slovakia, Hungary, Romania, Slovenia, Croatia, Serbia, Montenegro each cleared their most expensive hour between 19:00 and 20:00, at 355.5 to 553.0 €/MWh. The highest price level was in Serbia at 553.0 €/MWh (19:00). Gas-fired generation cost about 118 €/MWh to run (front-month TTF closed at 59.1 €/MWh on 2026-07-31, ex-carbon); the peak cleared 435 €/MWh above that level. https://www.hevia-koch.com/?date=2026-08-03 https://www.hevia-koch.com/?date=2026-08-03 Mon, 03 Aug 2026 12:16:49 +0000 No price signal crossed its trigger across the 44 bidding zones scanned for 2026-08-02: no material negative-price windows, spikes, collapses, or unusual intraday ramps. Daily averages range from 8.0 €/MWh in Northern Norway to 186.7 €/MWh in Sicily. https://www.hevia-koch.com/?date=2026-08-02 https://www.hevia-koch.com/?date=2026-08-02 Sun, 02 Aug 2026 12:16:48 +0000 On 2026-07-31 at 11:00, electricity demand in Montenegro peaked at 809 MW, the highest July peak since records here begin (2020) and 6.2% above the previous July record of 762 MW set on 2024-07-16. https://www.hevia-koch.com/?date=2026-08-01 https://www.hevia-koch.com/?date=2026-08-01 Sat, 01 Aug 2026 12:16:47 +0000 One scarcity peak priced across 5 zones at once: Northern Italy, Central-North Italy, Central-South Italy, Southern Italy, Sardinia each cleared their most expensive hour between 19:00 and 20:00, at 234.3 to 267.3 €/MWh. The highest price level was in Central-North Italy at 267.3 €/MWh (20:00). Gas-fired generation cost about 116 €/MWh to run (front-month TTF closed at 58.2 €/MWh on 2026-07-30, ex-carbon); the peak cleared 151 €/MWh above that level. https://www.hevia-koch.com/?date=2026-07-31 https://www.hevia-koch.com/?date=2026-07-31 Fri, 31 Jul 2026 12:16:46 +0000