Factor record · cng-litres-scope-1-defra-2025last verified 2025-06-10 · DESNZ
0.4507

CNG

Fuels
DEFRA 2025Scope 1activity based
Select unit
GHG Breakdown
CO₂
0.4498
kgCO2e/litres
CH₄
0.0007
kgCO2e/litres
N₂O
0.0002
kgCO2e/litres
Record
Identifier
8UnPRScBXLQa
Activity
CNG
Category
fuels
Sub-category
Gaseous fuels
Region
GBR · United Kingdom
Value
0.4507 kgCO2e/litres
Scope
Scope 1
Methodology
activity based
GWP
AR5 / GWP100
Vintage year
2025
Published
2025
Source reference
Factors by Category sheet, ID 1_100_1001_8_1
Verified
2025-06-10 · DESNZ
Open primary source
Citation
DEFRA 2025, CNG, Factors by Category sheet, ID 1_100_1001_8_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 · 2025 · Open Government Licence v3.0Back to the library