* North East England Coalfield: This coalfield is located in the north east of England and was also one of the most important coalfields in the UK. It produced around 90 million tonnes of coal per year at its peak.
* Yorkshire and Nottinghamshire Coalfield: This coalfield is located in Yorkshire and Nottinghamshire and was the largest coalfield in the UK. It produced around 150 million tonnes of coal per year at its peak.
* Scotland Coalfields: There are a number of coalfields in Scotland, the most important of which are the Central Coalfield, the Ayrshire Coalfield and the Fife Coalfield. These coalfields produced around 30 million tonnes of coal per year at their peak.
* Kent Coalfield: This coalfield is located in Kent and was the smallest coalfield in the UK. It produced around 1 million tonnes of coal per year at its peak.
