Lifecycle carbon intensity of electricity in Bulgaria

Bulgaria: Lifecycle carbon intensity of electricity was 275.55 grams of CO₂ equivalents per kilowatt-hour in 2025. ▼ Falling

Latest (2025)
275.55 grams of CO₂ equivalents per kilowatt-hour
Change on year
down 1.2%
World rank
147th
of 213 countries
All-time high
577.66 grams of CO₂ equivalents per kilowatt-hour
in 2011
All-time low
275.55 grams of CO₂ equivalents per kilowatt-hour
in 2025
Years of data
36
1990–2025

Lifecycle carbon intensity of electricity in Bulgaria, 1990–2025

02004006001990200720251990: 558.7 grams of CO₂ equivalents per kilowatt-hour1991: 565.2 grams of CO₂ equivalents per kilowatt-hour1992: 561.5 grams of CO₂ equivalents per kilowatt-hour1993: 519.6 grams of CO₂ equivalents per kilowatt-hour1994: 507.1 grams of CO₂ equivalents per kilowatt-hour1995: 477.8 grams of CO₂ equivalents per kilowatt-hour1996: 459.5 grams of CO₂ equivalents per kilowatt-hour1997: 488.5 grams of CO₂ equivalents per kilowatt-hour1998: 485.8 grams of CO₂ equivalents per kilowatt-hour1999: 476.1 grams of CO₂ equivalents per kilowatt-hour2000: 458.2 grams of CO₂ equivalents per kilowatt-hour2001: 484.4 grams of CO₂ equivalents per kilowatt-hour2002: 444.6 grams of CO₂ equivalents per kilowatt-hour2003: 492.9 grams of CO₂ equivalents per kilowatt-hour2004: 493.7 grams of CO₂ equivalents per kilowatt-hour2005: 453.9 grams of CO₂ equivalents per kilowatt-hour2006: 451.8 grams of CO₂ equivalents per kilowatt-hour2007: 558.6 grams of CO₂ equivalents per kilowatt-hour2008: 550.9 grams of CO₂ equivalents per kilowatt-hour2009: 528.5 grams of CO₂ equivalents per kilowatt-hour2010: 521 grams of CO₂ equivalents per kilowatt-hour2011: 577.7 grams of CO₂ equivalents per kilowatt-hour2012: 525.4 grams of CO₂ equivalents per kilowatt-hour2013: 487.4 grams of CO₂ equivalents per kilowatt-hour2014: 487 grams of CO₂ equivalents per kilowatt-hour2015: 494.6 grams of CO₂ equivalents per kilowatt-hour2016: 472 grams of CO₂ equivalents per kilowatt-hour2017: 502.9 grams of CO₂ equivalents per kilowatt-hour2018: 442.7 grams of CO₂ equivalents per kilowatt-hour2019: 438.7 grams of CO₂ equivalents per kilowatt-hour2020: 383.9 grams of CO₂ equivalents per kilowatt-hour2021: 415.3 grams of CO₂ equivalents per kilowatt-hour2022: 476.3 grams of CO₂ equivalents per kilowatt-hour2023: 338.3 grams of CO₂ equivalents per kilowatt-hour2024: 278.9 grams of CO₂ equivalents per kilowatt-hour2025: 275.6 grams of CO₂ equivalents per kilowatt-hour

Source: Ember (2026) – with major processing by Our World in Data. Measured in grams of CO₂ equivalents per kilowatt-hour.

Analysis

In 2025, lifecycle carbon intensity of electricity in Bulgaria stood at 275.55 grams of CO₂ equivalents per kilowatt-hour. That is the lowest value across all 36 years on record.

Compared with earlier readings it is down 1.2% on the previous year and down 44.3% over ten years.

Over the whole period, lifecycle carbon intensity of electricity in Bulgaria peaked at 577.66 grams of CO₂ equivalents per kilowatt-hour in 2011 and was at its lowest, 275.55 grams of CO₂ equivalents per kilowatt-hour, in 2025.

Bulgaria ranks 147th of 213 countries on this measure, in the middle of the range.

The long-run direction has been consistently falling across the 36 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1990s 509.98 grams of CO₂ equivalents per kilowatt-hour 459.47 grams of CO₂ equivalents per kilowatt-hour 565.25 grams of CO₂ equivalents per kilowatt-hour 10
2000s 491.75 grams of CO₂ equivalents per kilowatt-hour 444.63 grams of CO₂ equivalents per kilowatt-hour 558.62 grams of CO₂ equivalents per kilowatt-hour 10
2010s 494.94 grams of CO₂ equivalents per kilowatt-hour 438.7 grams of CO₂ equivalents per kilowatt-hour 577.66 grams of CO₂ equivalents per kilowatt-hour 10
2020s 361.38 grams of CO₂ equivalents per kilowatt-hour 275.55 grams of CO₂ equivalents per kilowatt-hour 476.33 grams of CO₂ equivalents per kilowatt-hour 6

Countries ranked near Bulgaria

  1. 144 Chile 289.49 grams of CO₂ equivalents per kilowatt-hour compare
  2. 145 Italy 284.78 grams of CO₂ equivalents per kilowatt-hour compare
  3. 146 Fiji 278.26 grams of CO₂ equivalents per kilowatt-hour compare
  4. 148 Montenegro 264.23 grams of CO₂ equivalents per kilowatt-hour compare
  5. 150 Netherlands 253.56 grams of CO₂ equivalents per kilowatt-hour compare

See the full ranking of 213 places →

More climate change data for Bulgaria

All data for Bulgaria →

Frequently asked questions

What is lifecycle carbon intensity of electricity in Bulgaria?
Lifecycle carbon intensity of electricity in Bulgaria was 275.55 grams of CO₂ equivalents per kilowatt-hour in 2025, according to Ember (2026) – with major processing by Our World in Data.
What is the highest lifecycle carbon intensity of electricity recorded in Bulgaria?
The highest recorded value was 577.66 grams of CO₂ equivalents per kilowatt-hour in 2011.
What is the lowest lifecycle carbon intensity of electricity recorded in Bulgaria?
The lowest recorded value was 275.55 grams of CO₂ equivalents per kilowatt-hour in 2025.
How does Bulgaria rank for lifecycle carbon intensity of electricity?
Bulgaria ranks 147th out of 213 countries with data for 2025.
Is lifecycle carbon intensity of electricity rising or falling in Bulgaria?
Over the last ten years it is down 44.3%. The long-run trend across the full record is falling.
Where does this Bulgaria data come from?
The figures come from Ember (2026) – with major processing by Our World in Data, published as part of Lifecycle carbon intensity of electricity. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 36 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Lifecycle carbon intensity of electricity
Unit
grams of CO₂ equivalents per kilowatt-hour
Source
Ember (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
213 places, 5,691 data points, 1990–2025
Last refreshed

Greenhouse gases emitted per unit of generated electricity, measured in grams of CO₂ equivalents per kilowatt-hour.