See this page for a more detailed explanation of our Carbon Tax Calculator.

*These states use small amounts of petroleum for energy consumption, which we do not have a metric for yet. It is currently being charged as coal, but the difference should be minimal. Check back soon for an updated version of petroleum metrics!
**Measured according to average global electricity consumption statistics, taken from World Bank.
***Measured according to statewide electricity consumption statistics, taken from U.S. Energy Information Administration.