Factor record · fuel-oil-kwh-gross-cv-scope-1-defra-2026last verified 2026-07-31 · DESNZ
0.26813
kgCO2e / kWh (Gross CV)

Fuel oil

Fuels
DEFRA 2026Scope 1activity based
Select unit
Unchanged from 2025
0.26813 kgCO2e/kWh (Gross CV) in 2025
GHG Breakdown
CO₂
0.2671
kgCO2e/kWh (Gross CV)
CH₄
0.0004
kgCO2e/kWh (Gross CV)
N₂O
0.0006
kgCO2e/kWh (Gross CV)
Record
Identifier
d62e3fe0fede
Activity
Fuel oil
Category
fuels
Sub-category
Liquid fuels
Region
GBR · United Kingdom
Value
0.26813 kgCO2e/kWh (Gross CV)
Scope
Scope 1
Methodology
activity based
GWP
AR5 / GWP100
Vintage year
2026
Published
2026
Source reference
Factors by Category sheet, ID 1_101_1013_6_1
Verified
2026-07-31 · DESNZ
Open primary source
Citation
DEFRA 2026, Fuel oil, Factors by Category sheet, ID 1_101_1013_6_1
When to use

Use this factor for Scope 1 emissions from stationary combustion, where your organization directly burns fuel at facilities you own or control. This includes boilers, furnaces, generators, and other fixed equipment at your premises.

Methodology

Derived from direct physical activity measurements (litres, kilometres, kilograms). The most accurate approach where activity data exists.

Department for Energy Security and Net Zero · 2026 · Open Government Licence v3.0Back to the library