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Osea Island, Essex

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Osea Island, Essex

Osea Island (Historically Osyth or Osey) is an inhabited island in the estuary of the River Blackwater, Essex, East England. It is approximately 380 acres in size and is connected to the north bank of the river by a causeway, covered at high water. Northey Island lies about a mile to the west and Mersea Island is about five miles to the north east.
Post townMaldon
Administrative CountyEssex
Traditional CountyEssex
OS GridTL9106
OS Settlement ClassificationOther settlement (village, hamlet etc)
Police AuthorityEssex
Fire and Rescue AuthorityEssex
Fire and Rescue AuthorityEssex
Ambulance AuthorityEast of England
Dialling code07810

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