Reunion Electricity: Generation Mix, Demand and Emissions

Reunion generated 3.07 TWh of electricity in 2023, according to Ember. Bioenergy was the largest source at 33.9%, followed by other fossil (30.3%) and coal (13.0%). Demand was 3.07 TWh and each kWh generated emitted 399 gCO2/kWh. These are annual statistics for 2023; they are compiled from national sources and are not real time.

Key Facts

Reunion generated 3.07 TWh of electricity in 2023.
Bioenergy supplied 33.9% of Reunion's electricity in 2023.
Other fossil supplied 30.3% of Reunion's electricity in 2023.
Coal supplied 13.0% of Reunion's electricity in 2023.
Low carbon sources (nuclear and renewables) supplied 56.7% of Reunion's generation in 2023.
The carbon intensity of Reunion's electricity was 399 gCO2/kWh in 2023.
Reunion's carbon intensity in 2023 was 17% lower than in 2000, when it was 481 gCO2/kWh.
Reunion had the 145th highest electricity demand among the 213 countries with Ember data for 2023.

Key Figures, 2023

Measure	Value	As of / source
Total generation	3.07 TWh	2023 · Ember
Electricity demand	3.07 TWh	2023 · Ember
Demand per person	3.51 MWh	2023 · Ember
Net imports	n/a	2023 · Ember
Carbon intensity	399 gCO2/kWh	2023 · Ember
Power sector emissions	1.22 MtCO2	2023 · Ember
Demand rank (countries with 2023 data)	145 of 213	2023 · Ember

Generation Mix, 2023

Source	Generation	Share
Bioenergy	1.04 TWh	33.9%
Other fossil	930 GWh	30.3%
Coal	400 GWh	13.0%
Hydro	390 GWh	12.7%
Solar	290 GWh	9.5%
Wind	20.0 GWh	0.7%

Year by Year

Ember annual statistics, 2000 to 2023

Reunion's electricity generation by main source from 2000 to 2023, in GWh. In 2023 the largest sources were bioenergy at 1.04 TWh, other fossil at 930 GWh, coal at 400 GWh, hydro at 390 GWh, solar at 290 GWh.

Annual statistics through 2023, GWh

Reunion electricity generation by source, 2000 to 2023
Year	Bioenergy	Other fossil	Coal	Hydro	Solar
2000	260 GWh	330 GWh	610 GWh	560 GWh	n/a
2001	250 GWh	450 GWh	650 GWh	500 GWh	n/a
2002	240 GWh	470 GWh	630 GWh	590 GWh	n/a
2003	230 GWh	570 GWh	650 GWh	630 GWh	n/a
2004	290 GWh	760 GWh	560 GWh	580 GWh	0 TWh
2005	260 GWh	600 GWh	900 GWh	510 GWh	0 TWh
2006	270 GWh	530 GWh	980 GWh	580 GWh	0 TWh
2007	240 GWh	300 GWh	1.25 TWh	660 GWh	0 TWh
2008	270 GWh	340 GWh	1.29 TWh	630 GWh	0 TWh
2009	280 GWh	520 GWh	1.25 TWh	530 GWh	20.0 GWh
2010	280 GWh	470 GWh	1.31 TWh	540 GWh	80.0 GWh
2011	280 GWh	610 GWh	1.31 TWh	400 GWh	140 GWh
2012	280 GWh	490 GWh	1.35 TWh	490 GWh	190 GWh
2013	270 GWh	480 GWh	1.27 TWh	560 GWh	220 GWh
2014	260 GWh	700 GWh	1.21 TWh	430 GWh	240 GWh
2015	290 GWh	680 GWh	1.17 TWh	500 GWh	240 GWh
2016	260 GWh	800 GWh	1.14 TWh	460 GWh	260 GWh
2017	270 GWh	880 GWh	1.14 TWh	420 GWh	260 GWh
2018	210 GWh	820 GWh	1.06 TWh	600 GWh	250 GWh
2019	260 GWh	1.01 TWh	1.09 TWh	420 GWh	260 GWh
2020	240 GWh	950 GWh	1.91 TWh	420 GWh	260 GWh
2021	240 GWh	1.29 TWh	930 GWh	360 GWh	270 GWh
2022	250 GWh	1.33 TWh	580 GWh	630 GWh	270 GWh
2023	1.04 TWh	930 GWh	400 GWh	390 GWh	290 GWh

Year	Generation	Demand	Carbon intensity
2023	3.07 TWh	3.07 TWh	399 gCO2/kWh
2022	3.06 TWh	3.06 TWh	485 gCO2/kWh
2021	3.09 TWh	3.09 TWh	572 gCO2/kWh
2020	3.79 TWh	3.79 TWh	643 gCO2/kWh
2019	3.05 TWh	3.05 TWh	570 gCO2/kWh
2018	2.95 TWh	2.95 TWh	535 gCO2/kWh
2017	2.98 TWh	2.98 TWh	570 gCO2/kWh
2016	2.94 TWh	2.94 TWh	561 gCO2/kWh
2015	2.90 TWh	2.90 TWh	553 gCO2/kWh
2014	2.86 TWh	2.86 TWh	576 gCO2/kWh

Full year by year history for Reunion, 2000 to 2023

Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2023.

Reunion Electricity FAQ

What is the main source of electricity in Reunion?

Bioenergy was the largest source of electricity in Reunion in 2023, supplying 33.9% of generation, followed by other fossil (30.3%) and coal (13.0%). Figures are Ember annual statistics.

How much electricity does Reunion use?

Reunion used 3.07 TWh of electricity in 2023, about 3.51 MWh per person.

How clean is Reunion's electricity?

Generating a kilowatt hour of electricity in Reunion emitted 399 gCO2/kWh in 2023, and low carbon sources supplied 56.7% of generation. That is 18% below the world average of 484 gCO2/kWh.