See the electricity monthly production figures broken down into different unit types and usage types. It also provides a full summary of the month's data.

Electricity generation

The table below shows electricity generation for the last three months and year to date (YTD) for production and imports. Also shown are the percentage change in generation in the last month, 3 months and year to date compared with year-to-date last year

Download Table Data    Download Data Timeseries
Current MonthDec-21
Last 3 Months (GWh) YTD GWh % Change in Dec and Year to Date 2021
Electricity Generation Oct-21 Nov-21 Dec-21 Jan - Dec YTD 1 month 3 month Jan - Dec YTD
Conventional Thermal 1559 1754 1699 19409 -3% 9% 8%
Coal 308 405 370 3297 -9% 20% 331%
Co-fired Peat & Biomass 55 59 69 682 18% 27% -44%
Oil 106 77 110 642 43% 4% 186%
Natural Gas 1022 1147 1079 13992 -6% 6% -7%
Other Renewables 14 13 14 175 7% -1% -5%
Wastes 53 51 55 603 7% 3% 9%
Other (CHP etc) 1 1 1 18 3% -1% -9%
Non-Combustible Renewable Generation 1001 1004 1295 10410 29% 29% -16%
Hydro 69 71 96 743 35% 38% -20%
Wind 932 933 1199 9668 28% 29% -16%
Other 0 0 0 0 - - -
Indigenous Generation 2560 2758 2994 29819 9% 17% -2%
Net imports 90 16 -105 1583 -744% -216% -
Imports 174 125 66 2447 -47% -62% 39%
Exports -84 -108 -171 -863 58% 104% -55%
Total Generation 2020 2650 2774 2889 31402 4% 9% 4%
Pumped Hydro Storage -18 -17 -18 -225 6% 3% -9%
Pumping -42 -41 -45 -508 8% 6% -5%
Generated 24 24 26 283 9% 8% -2%
Total Generated Less Pumped Hydro Storage Losses 2632 2757 2871 31177 4% 9% 4%

Electricity generation including net imports

Total Electricity Generation,2021,2020
Jan,2854,2814
Feb,2596,2694
Mar,2734,2716
Apr,2515,2239
May,2542,2260
Jun,2394,2251
Jul,2490,2390
Aug,2481,2392
Sep,2483,2404
Oct,2650,2622
Nov,2774,2648
Dec,2889,2868
Source: SEAI & Eirgrid

Generation by fuel type - 2021

,Coal,Co-fired Peat & Biomass,Oil,Natural Gas,Other Renewables,Wastes,Hydro,Wind
January,273.4,58.4,42.7,1317.9,16.3,54,130.5,943.3
February,91.3,50.2,11.9,909.6,14.8,41.6,124.1,1347.1
March,127.9,64.1,30,1237.6,16.3,55.2,87.5,966.1
April,234.8,63.7,32.4,1224.7,15,53.5,44.2,641.9
May,273.7,73.5,54.3,988.6,15.4,54.5,39.4,742.2
June,253.9,67.8,46.6,1193,13.9,25.3,14.6,596.4
July,290.9,1.2,60.4,1343,14.9,49.8,10.4,303.8
August,279.5,48.9,13.5,1322.2,14.1,56.5,36.3,547.2
September,388.8,71.4,57.4,1207.4,13.8,52.4,18.5,516.3
October,307.5,54.6,105.9,1021.7,14,53.3,69.5,932
November,405.2,59,76.8,1147.1,12.9,51.3,71.3,932.7
December,370.4,69.4,110.1,1079.1,13.8,55.1,96.1,1198.5
Source: SEAI & EirGrid

Generation by fuel type - 2020

,Coal,Co-fired Peat & Biomass,Oil,Natural Gas,Other Renewables,Wastes,Hydro,Wind
January,3.917,197.342,11.736,1173.909,16.098,48.542,103.913,1175.731
February,0.000,159.972,4.885,951.253,15.505,44.797,115.074,1498.179
March,28.259,156.514,10.080,1117.560,16.244,50.830,124.905,1162.977
April,74.230,78.783,6.893,1263.881,15.979,49.652,33.097,574.227
May,9.937,55.426,11.190,1398.017,15.199,47.422,9.168,767.836
June,83.022,55.813,25.390,1366.531,15.060,34.682,10.480,725.201
July,101.712,4.447,20.547,1445.159,15.702,55.023,43.975,761.876
August,100.590,17.832,48.887,1501.692,15.035,53.294,69.187,629.406
September,88.500,57.460,33.680,1381.600,14.186,54.254,58.936,755.488
October,78.827,151.236,18.795,1091.543,15.240,36.207,82.681,1136.627
November,89.965,180.527,14.536,1137.129,14.034,40.946,136.157,1060.059
December,105.723,106.462,17.640,1232.838,16.366,39.201,135.591,1248.375
Source: SEAI & EirGrid