An 87-year-old woman has been rescued from a creek after wandering from her rest home in Blenheim.
Police said the elderly woman was lucky to be alive when police found her up to her neck in water about 8.30pm yesterday.
The woman, who had suffered a stroke and has dementia, was last seen by staff at the rest home at 3.45pm.
A police search was launched at 7.30pm when staff could not find her.
Officers discovered the woman's walking frame about 8.30pm and shortly after they found her lying in a stream on the rest home grounds with only her head above the water.
She was taken to hospital in a serious condition suffering from hypothermia.