this age. It has economic importance as the reservoir of the Morecambe Bay gas field, the second largest gas field in the UK, and the Wytch Farm oil field in Dorset, the largest onshore oilfield in Western Europe.

Geographical extent

The Sherwood Sandstone Group is present in a number of sedimentary basins throughout the United Kingdom, where regional subsidence during the Triassic allowed sediments to accumulate and be preserved.

Northwest England: the East Irish Sea and Solway Basins

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