Household Calculator Methodology

Household Calculator Methodology

Electricity:

https://www.epa.gov/energy/greenhouse-gas-equivalencies-calculator

eia.gov/tools/faqs/faq.php?id=97&t=3#:~:text=In%202018%2C%20the%20average%20annual,about%20914%20kWh%20per%20month

https://www.eia.gov/consumption/residential/data/2015/c&e/pdf/ce4.6.pdf

Natural gas:

https://www.eia.gov/consumption/residential/data/2015/c&e/pdf/ce4.6.pdf

Fuel Oil:

https://www.eia.gov/consumption/residential/data/2015/c&e/pdf/ce4.6.pdf

https://www.eia.gov/environment/emissions/co2_vol_mass.php

Propane:

https://www.eia.gov/consumption/residential/data/2015/c&e/pdf/ce4.6.pdf

Automobile emissions:

Emission factors (WRI Tables 10 for CO₂ and Table 12 for CH₄ & N₂O)
Type of Vehicle	kg CO₂/gal	g CH₄/mi	g N₂O/mi
Car	8.81	0.0147	0.0079
Hybrid Car**	8.81	0.0147	0.0079
Pickup Truck/ SUV/ Van	8.81	0.0157	0.0101
Delivery Truck	10.15	0.0051	0.0048
Semi-Trailer/ Big-Rig	10.15	0.0051	0.0048

Fuel Economy: https://afdc.energy.gov/data/10310

Hybrids: https://www.fueleconomy.gov/feg/PowerSearch.do?action=alts&path=3&year1=2017&year2=2018&vtype=Hybrid&srchtyp=newAfv

EVs: https://evtool.ucsusa.org/?utm_campaign=fbads&utm_medium=fbads&utm_source=fbads

WRI tables: https://ghgprotocol.org/calculation-tools#cross_sector_tools_id

Water:

https://www.usgs.gov/special-topic/water-science-school/science/water-qa-how-much-water-do-i-use-home-each-day?qt-science_center_objects=0#qt-science_center_objects

Air travel:

http://archive.defra.gov.uk/environment/business/reporting/pdf/091013-guidelines-ghg-conversion-factors-method-paper.pdf

Diet:

https://www.fcrn.org.uk/research-library/dietary-greenhouse-gas-emissions-meat-eaters-fish-eaters-vegetarians-and-vegans-uk