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Tuesday, 31 January 2023

Daily statistics of the Spanish peninsular's electricity system

Definitive data to 13/12/2023 • 13:01:49

Daily energy balance (GWh) (1) Day Month %∆ Month Annual %∆ Annual Rolling year (2) %∆ Rolling year
Hydro 146 3.859 85,0 3.859 85,0 19.681 -28,8
Pumped storage (3) 8 543 151,7 543 151,7 4.103 61,3
Nuclear 170 5.087 0,8 5.087 0,8 55.972 3,9
Coal 15 296 -58,3 296 -58,3 7.269 42,8
Combined cycle (4) 113 2.193 -57,8 2.193 -57,8 57.557 41,8
Wind 209 7.324 36,8 7.324 36,8 61.790 7,4
Solar PV 83 1.704 10,9 1.704 10,9 27.489 29,4
Solar thermal 8 120 -30,1 120 -30,1 4.072 -14,7
Other renewables (5) 12 291 -32,0 291 -32,0 4.512 -5,0
Cogeneration (6) 54 1.207 -43,7 1.207 -43,7 16.786 -34,9
Non-renewables waste (7) 4 96 -40,1 96 -40,1 1.697 -19,0
Renewable waste (7) 2 60 -12,6 60 -12,6 730 -4,9
Generation 824 22.779 -1,5 22.779 -1,5 261.659 6,0
Pumped storage consumption -11 -949 141,3 -949 141,3 -6.651 62,2
Balearic-Peninsula link (8) -3 -124 297,8 -124 297,8 -696 -11,2
Exchange balance (9) -53 -923 -21,8 -923 -21,8 -19.544 3.503,0
Demand (b.c) 757 20.784 -3,4 20.784 -3,4 234.768 -2,7
Adjusted demand (10) - - -4,6 - -4,6 - -3,9
Transmission losses -17 -511 26,0 -511 26,0 -4.633 11,5
Demand (distribution) 740 20.272 -4,0 20.272 -4,0 230.134 -3,0

Generation structure

31/01/2023
January
2023
Rolling year aggregate
  • No renewable:
    • Coal
    • Nuclear
    • Pumped storage
    • Combined cycle
    • Non-renewables waste
    • Cogeneration
  • Renewable:
    • Other renewables
    • Solar thermal
    • Hydro
    • Solar PV
    • Renewable waste
    • Wind

Renewable energy

Renewable energy (GWh) Day Month %∆ Month Annual %∆ Annual Rolling year (2) %∆ Rolling year
Total (11) 460 13.358 38,5 13.358 38,5 118.274 1,3

Maximum demand

Maximum Demand Day Month Year Historical
Instantaneous Peak Load (MW) 38.503 (20:51) 39.101 (20:43 - 24/01) 39.101 (20:43 - 24/01) 45.450 (18:53 - 17/12/2007)
Peak Load (MWh) 37.997 (21h) 38.615 (21h - 24/01) 38.615 (21h - 24/01) 44.876 (20h - 17/12/2007)
Daily demand (GWh) 757 779 (24/01) 779 (24/01) 906 (18/12/2007)

Hydraulic data

Hydraulic data for 31 of january of 2023

Hydroelectric reserves (GWh) Maximum capacity (A) Today (B) (B/A) % Δ Day 31/01/2022 (C) (C/A) % 01/01/2023 (D) (D/A) %
Annual regime 8.967 5.939 66,2 -2 4.304 48,0 4.999 55,8
Hyperannual regime 9.571 4.285 44,8 14 2.727 28,5 3.335 34,9
Total 18.538 10.224 55,2 12 7.030 37,9 8.335 45,0
Producible hydroelectric energy Day Month Index (month) % P> (12) Year Index (year) % P> (12) Rolling year (2) Index (rolling year) % P> (12)
GWh 157 5.856 1,6 11,8 5.856 1,6 11,8 22.875 0,8 79,6
  • Note: All variance percentages shown refer to the same period in the previous year.
  • (1) Allocation of production units according to primary fuel.
  • (2) Rolling year: cumulative value in the last 365 days, or 366 days in leap years.
  • (3) Pure pumped storage + mixed pumped storage estimate.
  • (4) Includes operation in open cycle mode.
  • (5) Includes biogas, biomass, marine energy and geothermal. The values of increase and rolling year include waste up until 31 December 2014.
  • (6) The increment and rolling year values include waste up to December 31, 2014.
  • (7) Generation included in other renewables and cogeneration on 12/31/2014.
  • (8) Positive value: incoming energy; negative value: outgoing energy.
  • (9) Positive value: import balance; negative value: export balance
  • (10) After factoring in the influence of seasonal and working patterns
  • (11) Includes hydro, wind, solar photovoltaic, solar thermal, other renewables and renewable waste.
  • (12) Percentage of probability of exceeding the index value.