Emission Factors Database
Look up official emission factors, see how each one is applied to your carbon inventory, and calculate your CO₂-e.
Last verified July 2026
All values are reproduced from official databases that are publicly available. View available data sources →
Anaerobic Digestion
0.028 t CO₂-e/tonne
0.028 t CO₂-e per tonne of organic waste treated by anaerobic digestion (NGA Factors 2025). Reported under Scope 1 by the digester operator.
View detailsAnthracite
2,616.96 kg CO₂-e/tonne
Combusting 1 tonne of anthracite releases 2,616.96 kg CO₂-e, reported under Scope 1. Based on the highest coal energy content in Table 4 (29 GJ/t) and a combined factor of 90.24 kg CO₂-e/GJ.
View detailsAviation Gasoline
2.2395 kg CO₂-e/litre
Avgas burned in piston-engine aircraft emits 2.2395 kg CO₂-e per litre, reported under Scope 1 by the operator. Based on NGA Factors 2025, Table 9.
View detailsAviation Turbine Fuel
2.5837 kg CO₂-e/litre
Jet fuel burned in aircraft emits 2.5837 kg CO₂-e per litre, reported under Scope 1 by the aircraft operator. Based on NGA Factors 2025, Table 9.
View detailsBagasse
13.44 kg CO₂-e/tonne
Combusting 1 tonne of bagasse releases 13.44 kg CO₂-e, reported under Scope 1. Based on an energy content of 9.6 GJ/t and a combined CH₄ + N₂O factor of 1.4 kg CO₂-e/GJ — biogenic CO₂ is zero-rated.
View detailsBiodiesel
0.0865 kg CO₂-e/litre
Biodiesel burned in cars and light commercial vehicles emits 0.0865 kg CO₂-e per litre, reported under Scope 1 — the biogenic CO₂ is zero-rated. Based on NGA Factors 2025, Table 9.
View detailsBiomass Municipal Materials
21.96 kg CO₂-e/tonne
Combusting 1 tonne of biomass-derived municipal and industrial materials releases 21.96 kg CO₂-e, reported under Scope 1. Based on an energy content of 12.2 GJ/t and a combined CH₄ + N₂O factor of 1.8 kg CO₂-e/GJ — biogenic CO₂ is zero-rated.
View detailsBiomethane
0.13 kg CO₂-e/GJ
Combined Scope 1 factor of 0.13 kg CO₂-e/GJ (NGA Factors 2025) — the lowest of any hydrocarbon fuel. The CO₂ is biogenic and zero-rated, leaving only trace CH₄ (0.1) and N₂O (0.03), so upgraded biogas emits ~99.7% less than the natural gas it replaces.
View detailsBituminous Coal
2,436.48 kg CO₂-e/tonne
Combusting 1 tonne of bituminous coal releases 2,436.48 kg CO₂-e, reported under Scope 1. Based on an energy content of 27 GJ/t and a combined emission factor of 90.24 kg CO₂-e/GJ.
View detailsBlast Furnace Gas
234.05 kg CO₂-e/GJ
Combined Scope 1 factor of 234.05 kg CO₂-e/GJ (NGA Factors 2025) — by far the highest of the gaseous fuels. A dilute, CO-rich by-product of iron making, recycled as fuel in steelworks stoves and power plants.
View detailsBrown Coal (Lignite)
956.96 kg CO₂-e/tonne
Combusting 1 tonne of brown coal releases 956.96 kg CO₂-e, reported under Scope 1. The low per-tonne value reflects low energy content (10.2 GJ/t) — per gigajoule, lignite is the most emissions-intensive coal at 93.82 kg CO₂-e/GJ.
View detailsCharcoal
195.93 kg CO₂-e/tonne
Combusting 1 tonne of charcoal releases 195.93 kg CO₂-e, reported under Scope 1. Based on an energy content of 31.1 GJ/t and a combined CH₄ + N₂O factor of 6.3 kg CO₂-e/GJ — biogenic CO₂ is zero-rated.
View detailsClinical Waste (Incineration)
0.879 t CO₂-e/tonne
0.879 t CO₂-e per tonne of clinical waste incinerated (NGA Factors 2025). Reported under Scope 1 by the organisation operating the incinerator.
View detailsCoal Briquettes
2,107.9 kg CO₂-e/tonne
Combusting 1 tonne of coal briquettes releases 2,107.90 kg CO₂-e, reported under Scope 1. Based on an energy content of 22.1 GJ/t and a combined emission factor of 95.38 kg CO₂-e/GJ.
View detailsCoal Coke
2,895.21 kg CO₂-e/tonne
Combusting 1 tonne of coal coke releases 2,895.21 kg CO₂-e, reported under Scope 1 — the highest per-tonne coal product in Table 4. Based on 27 GJ/t and a combined factor of 107.23 kg CO₂-e/GJ.
View detailsCoal Mine Waste Gas
56.8 kg CO₂-e/GJ
Combined Scope 1 factor of 56.8 kg CO₂-e/GJ (NGA Factors 2025). Low-quality gas captured from mine workings — its factor runs higher than seam gas because of a large residual methane component (4.6 kg CO₂-e/GJ), but combustion still beats venting by a wide margin.
View detailsCoal Seam Methane
51.63 kg CO₂-e/GJ
Combined Scope 1 factor of 51.63 kg CO₂-e/GJ (NGA Factors 2025). Methane drained from coal seams and captured as fuel — burning it is far better than venting it, since combusted methane reports at ~52 kg CO₂-e/GJ instead of methane's GWP of 28.
View detailsCoal Tar
3,076.13 kg CO₂-e/tonne
Combusting 1 tonne of coal tar releases 3,076.13 kg CO₂-e, reported under Scope 1 — the highest per-tonne value in Table 4, driven by its 37.5 GJ/t energy content and a factor of 82.03 kg CO₂-e/GJ.
View detailsCoke Oven Gas
37.08 kg CO₂-e/GJ
Combined Scope 1 factor of 37.08 kg CO₂-e/GJ (NGA Factors 2025). A hydrogen-rich by-product of coke making, recycled as fuel in steelworks — the lowest-factor fossil gas in Table 5 thanks to its high hydrogen content.
View detailsCoking Coal
2,760.9 kg CO₂-e/tonne
Combusting 1 tonne of coking coal releases 2,760.90 kg CO₂-e, reported under Scope 1. Based on the highest energy content in Table 4 (30 GJ/t) and a combined factor of 92.03 kg CO₂-e/GJ.
View detailsCommercial & Industrial Waste
1.3 t CO₂-e/tonne
1.3 t CO₂-e per tonne of commercial and industrial (C&I) waste sent to landfill (NGA Factors 2025). The default mixed-stream factor for business waste, reported under Scope 3.
View detailsComposting
0.046 t CO₂-e/tonne
0.046 t CO₂-e per tonne of organic waste composted (NGA Factors 2025). Reported under Scope 1 by the organisation operating the composting process.
View detailsCompressed Natural Gas
51.53 kg CO₂-e/GJ
Combined Scope 1 factor of 51.53 kg CO₂-e/GJ at standard conditions (NGA Factors 2025). Used in bus fleets, waste trucks and forklifts — same chemistry as pipeline gas, so the same stationary factor, with separate Table 9 factors for transport use.
View detailsConstruction & Demolition Waste
0.2 t CO₂-e/tonne
0.2 t CO₂-e per tonne of construction and demolition (C&D) waste sent to landfill (NGA Factors 2025) — the lowest mixed-stream factor. Scope 3 for the generator.
View detailsCrude Oil
3,165.56 kg CO₂-e/tonne
Crude oil and condensates combusted as fuel emit 3,165.56 kg CO₂-e per tonne, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsDiesel (Stationary)
2.7097 kg CO₂-e/litre
Diesel burned in generators, pumps and stationary plant emits 2.7097 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsDiesel (Transport)
2.7178 kg CO₂-e/litre
Diesel burned in cars and light commercial vehicles emits 2.7178 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 9.
View detailsDry Wood
19.44 kg CO₂-e/tonne
Combusting 1 tonne of dry wood releases 19.44 kg CO₂-e, reported under Scope 1. Based on an energy content of 16.2 GJ/t and a combined CH₄ + N₂O factor of 1.2 kg CO₂-e/GJ — biogenic CO₂ is zero-rated.
View detailsElectricity — Residual Mix (Market-Based)
0.81 kg CO₂-e/kWh
Market-based scope 2 factor of 0.81 kg CO₂-e/kWh — the national residual mix factor applied to electricity not covered by contractual instruments such as GreenPower, LGCs or PPAs. Paired scope 3 loss factor: 0.11 kg CO₂-e/kWh.
View detailsEthane
56.56 kg CO₂-e/GJ
Combined Scope 1 factor of 56.56 kg CO₂-e/GJ (NGA Factors 2025). Piped to petrochemical plants as feedstock and fuel — denser than natural gas at 0.0629 GJ/m³, with state-based upstream Scope 3 factors of 23.7 (NSW) and 5.7 (VIC).
View detailsEthanol
0.0094 kg CO₂-e/litre
Ethanol burned in cars and light commercial vehicles emits 0.0094 kg CO₂-e per litre, reported under Scope 1 — the biogenic CO₂ is zero-rated. Based on NGA Factors 2025, Table 9.
View detailsFood Waste (Landfill)
2.1 t CO₂-e/tonne
2.1 t CO₂-e per tonne of food waste sent to landfill (NGA Factors 2025). Reported under Scope 3 by the waste generator — the landfill operator reports Scope 1.
View detailsFossil Liquid Waste (Incineration)
2.931 t CO₂-e/tonne
2.931 t CO₂-e per tonne of fossil liquid waste incinerated (NGA Factors 2025). Reported under Scope 1 by the organisation operating the incinerator.
View detailsFuel Oil
2.9314 kg CO₂-e/litre
Fuel oil burned in industrial boilers and marine engines emits 2.9314 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsGarden & Green Waste (Landfill)
1.6 t CO₂-e/tonne
1.6 t CO₂-e per tonne of garden and green waste sent to landfill (NGA Factors 2025). Reported under Scope 3 by the waste generator.
View detailsGreen & Air-Dried Wood
12.48 kg CO₂-e/tonne
Combusting 1 tonne of green or air-dried wood releases 12.48 kg CO₂-e, reported under Scope 1. Based on an energy content of 10.4 GJ/t and a combined CH₄ + N₂O factor of 1.2 kg CO₂-e/GJ — biogenic CO₂ is zero-rated.
View detailsElectricity — National Average
0.62 kg CO₂-e/kWh
National average location-based scope 2 factor of 0.62 kg CO₂-e/kWh for Australian grid electricity, with a paired scope 3 loss factor of 0.07 kg CO₂-e/kWh. State factors range from 0.20 (Tasmania) to 0.78 (Victoria).
View detailsElectricity — NSW & ACT
0.64 kg CO₂-e/kWh
Location-based scope 2 factor of 0.64 kg CO₂-e/kWh for electricity purchased from the grid in New South Wales and the ACT, with a paired scope 3 loss factor of 0.03 kg CO₂-e/kWh.
View detailsElectricity — NT (DKIS)
0.56 kg CO₂-e/kWh
Location-based scope 2 factor of 0.56 kg CO₂-e/kWh for electricity from the Northern Territory's Darwin Katherine Interconnected System (DKIS), with a paired scope 3 loss factor of 0.09 kg CO₂-e/kWh.
View detailsElectricity — Queensland
0.67 kg CO₂-e/kWh
Location-based scope 2 factor of 0.67 kg CO₂-e/kWh for grid electricity in Queensland, with a paired scope 3 loss factor of 0.09 kg CO₂-e/kWh for transmission and distribution losses.
View detailsElectricity — South Australia
0.22 kg CO₂-e/kWh
Location-based scope 2 factor of 0.22 kg CO₂-e/kWh for grid electricity in South Australia — one of the lowest in the country thanks to wind and solar — with a paired scope 3 loss factor of 0.04 kg CO₂-e/kWh.
View detailsElectricity — Tasmania
0.2 kg CO₂-e/kWh
Location-based scope 2 factor of 0.20 kg CO₂-e/kWh for grid electricity in Tasmania — the lowest in Australia thanks to hydro generation — with a paired scope 3 loss factor of 0.03 kg CO₂-e/kWh.
View detailsElectricity — Victoria
0.78 kg CO₂-e/kWh
Location-based scope 2 factor of 0.78 kg CO₂-e/kWh for grid electricity in Victoria — the highest of the NEM states due to brown coal — with a paired scope 3 loss factor of 0.09 kg CO₂-e/kWh.
View detailsElectricity — WA (NWIS)
0.56 kg CO₂-e/kWh
Location-based scope 2 factor of 0.56 kg CO₂-e/kWh for electricity from Western Australia's North Western Interconnected System (NWIS), the Pilbara network, with a paired scope 3 loss factor of 0.09 kg CO₂-e/kWh.
View detailsElectricity — WA (SWIS)
0.5 kg CO₂-e/kWh
Location-based scope 2 factor of 0.50 kg CO₂-e/kWh for electricity from Western Australia's South West Interconnected System (SWIS), which covers Perth and the south-west, with a paired scope 3 loss factor of 0.06 kg CO₂-e/kWh.
View detailsHeating Oil
2.6009 kg CO₂-e/litre
Heating oil burned in boilers and space heating emits 2.6009 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsHydrogen
0.05 kg CO₂-e/GJ
Combined Scope 1 combustion factor of 0.05 kg CO₂-e/GJ (NGA Factors 2025) — the lowest in the tables. Hydrogen contains no carbon, so CO₂ and CH₄ are zero; the factor is trace N₂O only. Upstream production (grey vs green) is where hydrogen's real footprint lives.
View detailsIndustrial Waste (Incineration)
1.649 t CO₂-e/tonne
1.649 t CO₂-e per tonne of industrial waste incinerated (NGA Factors 2025). Reported under Scope 1 by the organisation operating the incinerator.
View detailsKerosene
2.5916 kg CO₂-e/litre
Kerosene burned in heaters and industrial equipment emits 2.5916 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsLandfill Biogas
6.43 kg CO₂-e/GJ
Combined Scope 1 factor of 6.43 kg CO₂-e/GJ (NGA Factors 2025). The CO₂ from combustion is biogenic and zero-rated — the factor is residual CH₄ (6.4) plus N₂O (0.03), making captured landfill gas one of the lowest-emission fuels available.
View detailsAromatic Hydrocarbons
2.4056 kg CO₂-e/litre
Liquefied aromatic hydrocarbons — benzene, toluene, xylene and similar streams — emit 2.4056 kg CO₂-e per litre when combusted, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsLiquefied Natural Gas
51.53 kg CO₂-e/GJ
Combined Scope 1 factor of 51.53 kg CO₂-e/GJ, energy content 25.3 GJ/kL (NGA Factors 2025). Same combustion chemistry as pipeline gas — used off-grid, in heavy transport and marine bunkering, measured in kilolitres rather than cubic metres.
View detailsLPG (Stationary)
1.5574 kg CO₂-e/litre
LPG used in stationary equipment — heating, cooking, hot water — emits 1.5574 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsLPG (Transport)
1.5982 kg CO₂-e/litre
LPG used for transport — vehicles and forklifts — emits 1.5982 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 9.
View detailsMineral Turpentine
2.4056 kg CO₂-e/litre
Solvents such as mineral turpentine and white spirits emit 2.4056 kg CO₂-e per litre when combusted, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsMunicipal Solid Waste (Landfill)
1.6 t CO₂-e/tonne
1.6 t CO₂-e per tonne of mixed municipal solid waste sent to landfill (NGA Factors 2025). The default factor for general waste bins, reported under Scope 3 by the generator.
View detailsMunicipal Waste (Incineration)
0.0537 t CO₂-e/tonne
0.0537 t CO₂-e per tonne of municipal solid waste incinerated (NGA Factors 2025). Reported under Scope 1 by the organisation operating the incinerator.
View detailsNaphtha
2.1923 kg CO₂-e/litre
Naphtha combusted for energy emits 2.1923 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsNappies (Landfill)
2 t CO₂-e/tonne
2.0 t CO₂-e per tonne of nappies sent to landfill (NGA Factors 2025). Reported under Scope 3 by the waste generator — a key stream for childcare and aged care.
View detailsNatural Gas
51.53 kg CO₂-e/GJ
Combined Scope 1 factor of 51.53 kg CO₂-e/GJ (NGA Factors 2025). The default fuel for Australian heating, hot water and industrial process heat — every gigajoule burned is reported under Scope 1, with a state-based upstream Scope 3 factor on top.
View detailsNatural Gas Liquids
2,849.52 kg CO₂-e/tonne
Natural gas liquids other than LPG emit 2,849.52 kg CO₂-e per tonne when combusted, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsNon-Biomass Municipal Materials
933.45 kg CO₂-e/tonne
Combusting 1 tonne of non-biomass municipal materials releases 933.45 kg CO₂-e, reported under Scope 1. Based on an energy content of 10.5 GJ/t and a combined emission factor of 88.9 kg CO₂-e/GJ.
View detailsPaper & Cardboard (Landfill)
3.3 t CO₂-e/tonne
3.3 t CO₂-e per tonne of paper and cardboard sent to landfill (NGA Factors 2025) — the most emission-intense common waste stream. Reported under Scope 3 by the generator.
View detailsPassenger Car Tyres
2,016.96 kg CO₂-e/tonne
Combusting 1 tonne of recycled passenger car tyres releases 2,016.96 kg CO₂-e, reported under Scope 1. Based on an energy content of 32 GJ/t and a combined emission factor of 63.03 kg CO₂-e/GJ.
View detailsPetrol
2.3126 kg CO₂-e/litre
Automotive petrol emits 2.3126 kg CO₂-e per litre, reported under Scope 1 for vehicles you own or control. Based on NGA Factors 2025, Table 9.
View detailsPetroleum Greases
0.1358 kg CO₂-e/litre
Petroleum based greases emit 0.1358 kg CO₂-e per litre used, reported under Scope 1 — the lowest factor of the petroleum products. Based on NGA Factors 2025, Table 8.
View detailsPetroleum Based Oils
0.5393 kg CO₂-e/litre
Petroleum based oils not used as fuel — lubricants, hydraulic and transformer oils — emit 0.5393 kg CO₂-e per litre, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsPetroleum Coke
3,176.5 kg CO₂-e/tonne
Petroleum coke combusted in kilns and furnaces emits 3,176.50 kg CO₂-e per tonne, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsRecycled Fossil Materials
2,152.13 kg CO₂-e/tonne
Combusting 1 tonne of industrial materials derived from fossil fuels (recycled for heat or electricity) releases 2,152.13 kg CO₂-e, reported under Scope 1. Based on 26.3 GJ/t and 81.83 kg CO₂-e/GJ.
View detailsRefinery Gas & Liquids
2,349.2 kg CO₂-e/tonne
Refinery gas and liquids combusted on site emit 2,349.20 kg CO₂-e per tonne, reported under Scope 1. Based on NGA Factors 2025, Table 8.
View detailsRefrigerant R-134a
1,300 GWP (kg CO₂-e/kg)
GWP of 1,300 (IPCC AR5, 100-year). Found in automotive AC, commercial chillers and domestic refrigeration — every kilogram leaked equals 1,300 kg CO₂-e, reported under Scope 1.
View detailsRefrigerant R-22
1,760 GWP (kg CO₂-e/kg)
GWP of 1,760 (IPCC AR5, 100-year). An ozone-depleting HCFC found in legacy air conditioning and refrigeration — every kilogram leaked equals 1,760 kg CO₂-e, reported under Scope 1.
View detailsRefrigerant R-32
677 GWP (kg CO₂-e/kg)
GWP of 677 (IPCC AR5, 100-year). The lower-GWP refrigerant in most modern split-system air conditioners — every kilogram leaked equals 677 kg CO₂-e, reported under Scope 1.
View detailsRefrigerant R-404A
3,943 GWP (kg CO₂-e/kg)
GWP of 3,943 (IPCC AR5, 100-year). The high-GWP blend behind supermarket freezers, cold storage and transport refrigeration — every kilogram leaked equals 3,943 kg CO₂-e, reported under Scope 1.
View detailsRefrigerant R-410A
1,924 GWP (kg CO₂-e/kg)
GWP of 1,924 (IPCC AR5, 100-year). The dominant refrigerant in split-system AC installed through the 2000s and 2010s — every kilogram leaked equals 1,924 kg CO₂-e, reported under Scope 1.
View detailsRenewable Aviation Kerosene
0.0224 kg CO₂-e/litre
Renewable aviation kerosene burned in aircraft emits 0.0224 kg CO₂-e per litre, reported under Scope 1 — the biogenic CO₂ is zero-rated. Based on NGA Factors 2025, Table 9.
View detailsRenewable Diesel
0.0197 kg CO₂-e/litre
Renewable diesel burned in cars and light commercial vehicles emits 0.0197 kg CO₂-e per litre, reported under Scope 1 — the biogenic CO₂ is zero-rated. Based on NGA Factors 2025, Table 9.
View detailsRubber & Leather (Landfill)
3.3 t CO₂-e/tonne
3.3 t CO₂-e per tonne of rubber and leather sent to landfill (NGA Factors 2025) — tied with paper and cardboard as the most emission-intense stream. Scope 3 for the generator.
View detailsSludge Biogas
6.43 kg CO₂-e/GJ
Combined Scope 1 factor of 6.43 kg CO₂-e/GJ (NGA Factors 2025). The CO₂ from combustion is biogenic and zero-rated — the factor is residual CH₄ (6.4) plus N₂O (0.03), making digester gas a near-free energy source for wastewater treatment plants.
View detailsSludge (Landfill)
0.4 t CO₂-e/tonne
0.4 t CO₂-e per tonne of sludge sent to landfill (NGA Factors 2025). Reported under Scope 3 by the waste generator — one of the lowest organic waste factors.
View detailsSub-bituminous Coal
1,895.04 kg CO₂-e/tonne
Combusting 1 tonne of sub-bituminous coal releases 1,895.04 kg CO₂-e, reported under Scope 1. Based on an energy content of 21 GJ/t and a combined emission factor of 90.24 kg CO₂-e/GJ.
View detailsSulphite Lyes
7.19 kg CO₂-e/tonne
Combusting 1 tonne of sulphite lyes (black liquor) releases 7.19 kg CO₂-e, reported under Scope 1. Based on an energy content of 12.4 GJ/t and a combined CH₄ + N₂O factor of 0.58 kg CO₂-e/GJ — biogenic CO₂ is zero-rated.
View detailsTextiles (Landfill)
2 t CO₂-e/tonne
2.0 t CO₂-e per tonne of textiles sent to landfill (NGA Factors 2025). Reported under Scope 3 by the waste generator — on par with food waste per tonne.
View detailsTown Gas
60.27 kg CO₂-e/GJ
Combined Scope 1 factor of 60.27 kg CO₂-e/GJ (NGA Factors 2025). A manufactured gas supplied through legacy reticulated networks — about 17% more emissions-intense per gigajoule than pipeline natural gas.
View detailsTruck & Off-Road Tyres
1,521.12 kg CO₂-e/tonne
Combusting 1 tonne of recycled truck and off-road tyres releases 1,521.12 kg CO₂-e, reported under Scope 1. Based on an energy content of 27.1 GJ/t and a combined emission factor of 56.13 kg CO₂-e/GJ.
View detailsUnprocessed Natural Gas
51.53 kg CO₂-e/GJ
Combined Scope 1 factor of 51.53 kg CO₂-e/GJ (NGA Factors 2025). Raw wellhead gas combusted before processing — mainly relevant to upstream oil and gas operators fuelling compressors, heaters and site equipment from their own production stream.
View detailsWastewater Treatment
0.3276 t CO₂-e/person/year (anaerobic treatment)
0.3276 t CO₂-e per person served per year for anaerobic wastewater treatment (NGA Factors 2025). Reported under Scope 1 by the treatment plant operator. Managed aerobic treatment is effectively zero.
View detailsWood Waste (Landfill)
0.7 t CO₂-e/tonne
0.7 t CO₂-e per tonne of wood waste sent to landfill (NGA Factors 2025). Reported under Scope 3 by the waste generator — one of the lower organic waste factors.
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