Tophill Low is a nature reserve and Site of Special Scientific Interest (SSSI) in the East Riding of Yorkshire, England.
The site is also an active water treatment works, operated by Yorkshire Water.
It lies adjacent to the River Hull approximately south west of Driffield, and east of the village of Watton, East Riding of Yorkshire, Watton. The site, which was designated a SSSI in 1989, consists of two artificial reservoirs.
The nature reserve extends further to a total area of .
It is important as one of few inland standing open water bodies suitable for wintering wildfowl in the East Riding of Yorkshire. The reservoirs support nationally important numbers of gadwall, Northern shoveler, shoveler, and tufted duck. Also present are locally important numbers of common goldeneye, goldeneye, great crested grebe, mallard, common pochard, pochard, common teal, teal, and wigeon.
The wider nature reserve comprises a variety of habitats with grassland, marshes, ponds, and woods supporting over 160 bird species across the year.
See also
*List of Sites of Special Scientific Interest in the East Riding of Yorkshire
References
Sites of Special Scientific Interest in the East Riding of Yorkshire
Sites of Special Scientific Interest notified in 1989
Local Nature Reserves in the East Riding of Yorkshire
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