Tophill Low

Tophill Low is a nature reserve and Site of Special Scientific Interest (SSSI) in the East Riding of Yorkshire, England.^[1] The site is also an active water treatment works, operated by Yorkshire Water.^[2] It lies adjacent to the River Hull approximately 6 miles (9.7 km) south west of Driffield, and 3 miles (4.8 km) east of the village of Watton. The site, which was designated a SSSI in 1989, consists of two artificial reservoirs.^[3] The nature reserve extends further to a total area of 300 acres (120 hectares).^[2]

Tophill Low

Site of Special Scientific Interest
View from the North Lagoon hide at the Tophill Low nature reserve (taken 30 August 2018)
Shown within the East Riding of Yorkshire
Location	East Riding of Yorkshire
Grid reference	TA 073 486
Coordinates	53.922431°N 0.36757357°W / 53.922431; -0.36757357
Interest	Biological
Area	34.6225 hectares (85.554 acres)
Notification	1989
Natural England website

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, shoveler, and tufted duck. Also present are locally important numbers of goldeneye, great crested grebe, mallard, pochard, teal, and wigeon.^[3] The wider nature reserve comprises a variety of habitats with grassland, marshes, ponds, and woods supporting over 160 bird species across the year.^[1]

See also

• List of Sites of Special Scientific Interest in the East Riding of Yorkshire