Sites of Special Scientific Interest in Wiltshire
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__NOTOC__ The following is a list of
Sites of Special Scientific Interest A Site of Special Scientific Interest (SSSI) in Great Britain or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland is a conservation designation denoting a protected area in the United Kingdom and Isle of ...
(SSSIs) in
Wiltshire Wiltshire (; abbreviated Wilts) is a historic and ceremonial county in South West England with an area of . It is landlocked and borders the counties of Dorset to the southwest, Somerset to the west, Hampshire to the southeast, Gloucestershire ...
, England, United Kingdom. In England the body responsible for designating SSSIs is
Natural England Natural England is a non-departmental public body in the United Kingdom sponsored by the Department for Environment, Food and Rural Affairs. It is responsible for ensuring that England's natural environment, including its land, flora and fauna, ...
, which chooses a site because of its
fauna Fauna is all of the animal life present in a particular region or time. The corresponding term for plants is ''flora'', and for fungi, it is ''funga''. Flora, fauna, funga and other forms of life are collectively referred to as ''Biota (ecology ...
,
flora Flora is all the plant life present in a particular region or time, generally the naturally occurring (indigenous (ecology), indigenous) native plant, native plants. Sometimes bacteria and fungi are also referred to as flora, as in the terms '' ...
, geological or physiographical features. As of 2006, there are 134 sites designated in this
Area of Search The following is a list of Sites of Special Scientific Interest (SSSI) by area of search, in the United Kingdom. SSSIs are areas of conservation, consisting of protected areas, recognised for their biological or geological significance. In Northe ...
, of which the vast majority, 108, have been designated due to their biological interest, with just 21 due to their geological interest (and 5 for both). Natural England took over the role of designating and managing SSSIs from
English Nature English Nature was the United Kingdom government agency that promoted the conservation of wildlife, geology and wild places throughout England between 1990 and 2006. It was a non-departmental public body funded by the Department for Environmen ...
in October 2006 when it was formed from the amalgamation of English Nature, parts of the
Countryside Agency The Countryside Agency was a statutory body set up in England in 1999 with the task of improving the quality of the rural environment and the lives of those living in it. The agency was dissolved in 2006 and its functions dispersed among other bod ...
and the Rural Development Service. Natural England, like its predecessor, uses the 1974–1996 county system and as such the same approach is followed here, rather than adopting the current
local government Local government is a generic term for the lowest tiers of public administration within a particular sovereign state. This particular usage of the word government refers specifically to a level of administration that is both geographically-l ...
or ceremonial county boundaries. The data in the table is taken from English Nature's website in the form of citation sheets for each SSSI.''English Nature'' citation sheets for each SSSI. Retrieved on 2007-03-03. ( PDF files). For other counties, see List of SSSIs by Area of Search.


Sites

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Blackmoor Copse Blackmoor Copse () is a woodland in southeast Wiltshire, England, managed as a nature reserve by the Wiltshire Wildlife Trust. The copse lies within Pitton and Farley parish, about east of Salisbury. A area of the wood was notified as a biol ...
, style="text-align:center;", , , style="text-align:right;", 31.3 , style="text-align:right;", 77.2 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Botley Down Botley Down () is a biological Site of Special Scientific Interest in Wiltshire Wiltshire (; abbreviated Wilts) is a historic and ceremonial county in South West England with an area of . It is landlocked and borders the counties of Dorset t ...
, style="text-align:center;", , , style="text-align:right;", 12.7 , style="text-align:right;", 31.4 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - ,
Bowerchalke Downs Bowerchalke Downs () (also known as Woodminton, Marleycombe Down and Knowle Down), is a biological Site of Special Scientific Interest in southern Wiltshire, England, notified in 1971. The downs encompass the entire southern outlook of the vil ...
, style="text-align:center;", , , style="text-align:right;", 128.6 , style="text-align:right;", 317.7 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Box Mine , style="text-align:center;", , , style="text-align:right;", 56.6 , style="text-align:right;", 139.8 , style="text-align:center;", , style="text-align:center;", 1991 , style="text-align:center;", , - ,
Bracknell Croft Bracknell Croft () is a 4.8 hectare biological Site of Special Scientific Interest in Wiltshire Wiltshire (; abbreviated Wilts) is a historic and ceremonial county in South West England with an area of . It is landlocked and borders the count ...
, style="text-align:center;", , , style="text-align:right;", 4.8 , style="text-align:right;", 11.8 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Bradley Woods Bradley Woods () is an area of woodland in Wiltshire, south of Longleat Woods and north of Gare Hill. A 48.7 hectare area within the site has been notified as a biological Site of Special Scientific Interest A Site of Special Scientif ...
, style="text-align:center;", , , style="text-align:right;", 48.7 , style="text-align:right;", 120.3 , style="text-align:center;", , style="text-align:center;", 1986 , style="text-align:center;", , - ,
Bratton Downs Bratton Downs () is a 395.8 hectare biological and geological Site of Special Scientific Interest in Wiltshire, England, near the villages of Bratton and Edington, and about east of the town of Westbury. It was notified in 1971. The design ...
, style="text-align:center;", , style="text-align:center;", , style="text-align:right;", 395.8 , style="text-align:right;", 978.0 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Brickworth Down and Dean Hill Brickworth Down and Dean Hill () is a 118.6 hectare biological Site of Special Scientific Interest in Wiltshire Wiltshire (; abbreviated Wilts) is a historic and ceremonial county in South West England with an area of . It is landlocked and b ...
, style="text-align:center;", , , style="text-align:right;", 118.6 , style="text-align:right;", 293.9 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - ,
Brimsdown Hill Brimsdown Hill () is a 193.7 hectare biological Site of Special Scientific Interest in Wiltshire, notified in 1951. It is situated within the Cranborne Chase and West Wiltshire Downs Cranborne Chase and West Wiltshire Downs is an Area of Outsta ...
, style="text-align:center;", , , style="text-align:right;", 193.7 , style="text-align:right;", 478.6 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Britford Water Meadows , style="text-align:center;", , , style="text-align:right;", 18.2 , style="text-align:right;", 45.0 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Burcombe Down , style="text-align:center;", , , style="text-align:right;", 47.1 , style="text-align:right;", 116.4 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Burderop Wood Burderop Wood () is a 48.5 hectare biological Site of Special Scientific Interest in Wiltshire, notified in 1971. The site contains wet ash-maple and acid pedunculate oak-hazel-ash woodland, and its notification as an SSSI due to this, particular ...
, style="text-align:center;", , , style="text-align:right;", 48.5 , style="text-align:right;", 119.8 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Calstone and Cherhill Downs , style="text-align:center;", , , style="text-align:right;", 128.6 , style="text-align:right;", 317.9 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Camp Down , style="text-align:center;", , , style="text-align:right;", 7.3 , style="text-align:right;", 18.2 , style="text-align:center;", , style="text-align:center;", 1965 , style="text-align:center;", , - , Charnage Down Chalk Pit , , style="text-align:center;", , style="text-align:right;", 3.7 , style="text-align:right;", 9.1 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Chickengrove Bottom , style="text-align:center;", , , style="text-align:right;", 9.8 , style="text-align:right;", 24.3 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Chilmark Quarries , style="text-align:center;", , style="text-align:center;", , style="text-align:right;", 9.7 , style="text-align:right;", 23.9 , style="text-align:center;", , style="text-align:center;", 1977 , style="text-align:center;", , - , Chilton Foliat Meadows , style="text-align:center;", , , style="text-align:right;", 54.6 , style="text-align:right;", 134.9 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Clattinger Farm , style="text-align:center;", , , style="text-align:right;", 60.3 , style="text-align:right;", 149.0 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Clearbury Down , style="text-align:center;", , , style="text-align:right;", 31.3 , style="text-align:right;", 77.3 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Cley Hill Cley Hill () is a prominent hill to the west of Warminster in Wiltshire, England. Its summit has a commanding view of the Wiltshire / Somerset county boundary, at elevation. The land is in Corsley parish and is owned by the National Trust. A ...
, style="text-align:center;", , , style="text-align:right;", 26.6 , style="text-align:right;", 65.7 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Cloatley Manor Farm Meadows , style="text-align:center;", , , style="text-align:right;", 12.1 , style="text-align:right;", 29.9 , style="text-align:center;", , style="text-align:center;", 1997 , style="text-align:center;", , - , Clout's Wood , style="text-align:center;", , , style="text-align:right;", 11.8 , style="text-align:right;", 29.1 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Coate Water , style="text-align:center;", , , style="text-align:right;", 51.1 , style="text-align:right;", 126.4 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Cockey Down , style="text-align:center;", , , style="text-align:right;", 15.2 , style="text-align:right;", 37.6 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Colerne Park and Monk's Wood , style="text-align:center;", , , style="text-align:right;", 53.7 , style="text-align:right;", 132.6 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , The Coombes, Hinton Parva , style="text-align:center;", , , style="text-align:right;", 15.9 , style="text-align:right;", 39.2 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - , Corsham Railway Cutting , , style="text-align:center;", , style="text-align:right;", 6.6 , style="text-align:right;", 16.4 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Cotswold Water Park The Cotswold Water Park is the United Kingdom's largest marl lake system, straddling the Wiltshire–Gloucestershire border, northwest of Cricklade and south of Cirencester. There are 180 lakes, spread over . The park is a mix of nature co ...
, style="text-align:center;", , , style="text-align:right;", 135.0 , style="text-align:right;", 337 , style="text-align:center;", , style="text-align:center;", 1994 , style="text-align:center;", , - , Cranborne Chase , style="text-align:center;", , , style="text-align:right;", 451.4 , style="text-align:right;", 1,115.4 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Dank's Down and Truckle Hill , style="text-align:center;", , , style="text-align:right;", 13.1 , style="text-align:right;", 32.4 , style="text-align:center;", , style="text-align:center;", 1990 , style="text-align:center;", , - , Dead Maid Quarry , , style="text-align:center;", , style="text-align:right;", 0.4 , style="text-align:right;", 1.1 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Dinton Quarry , , style="text-align:center;", , style="text-align:right;", 0.3 , style="text-align:right;", 0.7 , style="text-align:center;", , style="text-align:center;", 1990 , style="text-align:center;", , - , Dinton Railway Cutting , , style="text-align:center;", , style="text-align:right;", 0.3 , style="text-align:right;", 0.7 , style="text-align:center;", , style="text-align:center;", 1990 , style="text-align:center;", , - , Distillery Farm Meadows , style="text-align:center;", , , style="text-align:right;", 18.7 , style="text-align:right;", 46.2 , style="text-align:center;", , style="text-align:center;", 1988 , style="text-align:center;", , - , East Harnham Meadows , style="text-align:center;", , , style="text-align:right;", 17.3 , style="text-align:right;", 42.7 , style="text-align:center;", , style="text-align:center;", 1995 , style="text-align:center;", , - , Ebsbury Down , style="text-align:center;", , , style="text-align:right;", 53.4 , style="text-align:right;", 132.0 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Emmett Hill Meadows , style="text-align:center;", , , style="text-align:right;", 5.1 , style="text-align:right;", 12.6 , style="text-align:center;", , style="text-align:center;", 1987 , style="text-align:center;", , - , Figsbury Ring , style="text-align:center;", , , style="text-align:right;", 11.2 , style="text-align:right;", 27.7 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - ,
Fonthill Grottoes Fonthill Grottoes is a 0.69 hectare biological Site of Special Scientific Interest, in woodland adjacent to Fonthill Lake in Wiltshire, notified in 1994. Its SSSI designation is due to its roosting bats: the site is the sixth largest hibernaculum ...
, style="text-align:center;", , , style="text-align:right;", 0.7 , style="text-align:right;", 1.7 , style="text-align:center;", , style="text-align:center;", 1994 , style="text-align:center;", , - , Fyfield Down , style="text-align:center;", , style="text-align:center;", , style="text-align:right;", 325.3 , style="text-align:right;", 803.8 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Gallows Hill , style="text-align:center;", , , style="text-align:right;", 27.8 , style="text-align:right;", 68.7 , style="text-align:center;", , style="text-align:center;", 1965 , style="text-align:center;", , - , Goldborough Farm Meadows , style="text-align:center;", , , style="text-align:right;", 10.3 , style="text-align:right;", 25.5 , style="text-align:center;", , , style="text-align:center;", , - , Great Cheverell Hill , style="text-align:center;", , , style="text-align:right;", 33.2 , style="text-align:right;", 82.1 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Great Quarry, Swindon , , style="text-align:center;", , style="text-align:right;", 1.0 , style="text-align:right;", 2.5 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Great Yews , style="text-align:center;", , , style="text-align:right;", 29.3 , style="text-align:right;", 72.3 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Gripwood Quarry , , style="text-align:center;", , style="text-align:right;", 2.9 , style="text-align:right;", 7.0 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Gutch Common , style="text-align:center;", , , style="text-align:right;", 35.1 , style="text-align:right;", 86.8 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Ham Hill , style="text-align:center;", , , style="text-align:right;", 1.5 , style="text-align:right;", 3.8 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Hang Wood , style="text-align:center;", , , style="text-align:right;", 20.3 , style="text-align:right;", 50.2 , style="text-align:center;", , style="text-align:center;", 1986 , style="text-align:center;", , - , Harries Ground, Rodbourne , style="text-align:center;", , , style="text-align:right;", 6.9 , style="text-align:right;", 17.0 , style="text-align:center;", , style="text-align:center;", 2003 , style="text-align:center;", , - , Haydon Meadow , style="text-align:center;", , , style="text-align:right;", 6.4 , style="text-align:right;", 15.8 , style="text-align:center;", , style="text-align:center;", 1999 , style="text-align:center;", , - , Heath Hill Farm , style="text-align:center;", , , style="text-align:right;", 20.7 , style="text-align:right;", 51.2 , style="text-align:center;", , style="text-align:center;", 1997 , style="text-align:center;", , - ,
Homington and Coombe Bissett Downs Homington and Coombe Bissett Downs () is a 25.0 hectare biological Site of Special Scientific Interest in Wiltshire, SSSI notification, notified in 1971. Coombe Bissett Downs is managed as a nature reserve by Wiltshire Wildlife Trust. Sources Na ...
, style="text-align:center;", , , style="text-align:right;", 25.0 , style="text-align:right;", 61.8 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Honeybrook Farm Honeybrook Farm () is a working farm south of Castle Combe in Wiltshire, England, between the villages of Biddestone and Slaughterford. The farm has a total area of , of which are designated as a biological Site of Special Scientific Interest. ...
, style="text-align:center;", , , style="text-align:right;", 42.4 , style="text-align:right;", 104.8 , style="text-align:center;", , style="text-align:center;", 1992 , style="text-align:center;", , - , Inwood, Warleigh , style="text-align:center;", , , style="text-align:right;", 56.9 , style="text-align:right;", 140.5 , style="text-align:center;", , style="text-align:center;", 1988 , style="text-align:center;", , - ,
Jones's Mill Jones's Mill () is an 11.6 hectare biological Site of Special Scientific Interest near Pewsey in Wiltshire, SSSI notification, notified in 1975. The site is managed as a nature reserve by Wiltshire Wildlife Trust. Sources Natural England citat ...
, style="text-align:center;", , , style="text-align:right;", 11.6 , style="text-align:right;", 28.7 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Kellaways – West Tytherton, River Avon , , style="text-align:center;", , style="text-align:right;", 4.1 , style="text-align:right;", 10.1 , style="text-align:center;", , style="text-align:center;", 1998 , style="text-align:center;", , - ,
River Kennet The Kennet is a tributary of the River Thames in Southern England. Most of the river is straddled by the North Wessex Downs AONB (Area of Outstanding Natural Beauty). The lower reaches have been made navigable as the Kennet Navigation, which â ...
, style="text-align:center;", , , style="text-align:right;", 112.7 , style="text-align:right;", 278.5 , style="text-align:center;", , style="text-align:center;", 1995 , style="text-align:center;", , - , Kennet and Lambourn Floodplain , style="text-align:center;", , , style="text-align:right;", 22.9 , style="text-align:right;", 56.9 , style="text-align:center;", , style="text-align:center;", 1996 , style="text-align:center;", , - , King's Play Hill , style="text-align:center;", , , style="text-align:right;", 29.5 , style="text-align:right;", 72.9 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Knapp and Barnett's Downs , style="text-align:center;", , , style="text-align:right;", 71.4 , style="text-align:right;", 176.4 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Knighton Downs and Wood , style="text-align:center;", , , style="text-align:right;", 203.7 , style="text-align:right;", 503.5 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Lady Down Quarry , , style="text-align:center;", , style="text-align:right;", 0.2 , style="text-align:right;", 0.6 , style="text-align:center;", , style="text-align:center;", 1990 , style="text-align:center;", , - , Landford Bog , style="text-align:center;", , , style="text-align:right;", 11.6 , style="text-align:right;", 28.7 , style="text-align:center;", , style="text-align:center;", 1987 , style="text-align:center;", , - , Landford Heath , style="text-align:center;", , , style="text-align:right;", 11.8 , style="text-align:right;", 29.0 , style="text-align:center;", , style="text-align:center;", 1994 , style="text-align:center;", , - , Langley Wood and Homan's Copse , style="text-align:center;", , , style="text-align:right;", 219.3 , style="text-align:right;", 541.9 , style="text-align:center;", , style="text-align:center;", 1985 , style="text-align:center;", , - , Little Grubbins Meadow , style="text-align:center;", , , style="text-align:right;", 3.0 , style="text-align:right;", 7.3 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Long Knoll , style="text-align:center;", , , style="text-align:right;", 34.2 , style="text-align:right;", 84.5 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Loosehanger Copse and Meadows , style="text-align:center;", , , style="text-align:right;", 56.3 , style="text-align:right;", 139.0 , style="text-align:center;", , style="text-align:center;", 1992 , style="text-align:center;", , - , Lower Coombe and Ferne Brook Meadows , style="text-align:center;", , , style="text-align:right;", 11.3 , style="text-align:right;", 28.0 , style="text-align:center;", , style="text-align:center;", 2002 , style="text-align:center;", , - , Lower Woodford Water Meadows , style="text-align:center;", , , style="text-align:right;", 23.9 , style="text-align:right;", 58.9 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Midford Valley Woods , style="text-align:center;", , , style="text-align:right;", 24.6 , style="text-align:right;", 60.8 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Morgan's Hill , style="text-align:center;", , , style="text-align:right;", 12.6 , style="text-align:right;", 31.1 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , The New Forest , style="text-align:center;", , style="text-align:center;", , style="text-align:right;", 28,947.4 , style="text-align:right;", 71,529.0 , style="text-align:center;", , style="text-align:center;", 1959 , style="text-align:center;", , - , North Meadow, Cricklade , style="text-align:center;", , , style="text-align:right;", 24.6 , style="text-align:right;", 109.7 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Odstock Down , style="text-align:center;", , , style="text-align:right;", 12.1 , style="text-align:right;", 29.9 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Okus Quarry , , style="text-align:center;", , style="text-align:right;", 0.3 , style="text-align:right;", 0.6 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Old Town Railway Cutting, Swindon , , style="text-align:center;", , style="text-align:right;", 1.8 , style="text-align:right;", 4.4 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Out Woods , style="text-align:center;", , , style="text-align:right;", 14.3 , style="text-align:right;", 35.4 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Parsonage Down , style="text-align:center;", , , style="text-align:right;", 188.6 , style="text-align:right;", 466.1 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Pewsey Downs , style="text-align:center;", , , style="text-align:right;", 305.3 , style="text-align:right;", 754.4 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - ,
Picket and Clanger Wood Picket and Clanger Wood () is a 66.4 hectare biological Site of Special Scientific Interest in Wiltshire, England, and lies off the A350 national route between the villages of Yarnbrook Yarnbrook is a large hamlet in Wiltshire, England, between ...
, style="text-align:center;", , , style="text-align:right;", 66.4 , style="text-align:right;", 164.1 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - , Piggledene , style="text-align:center;", , style="text-align:center;", , style="text-align:right;", 4.7 , style="text-align:right;", 11.6 , style="text-align:center;", , style="text-align:center;", 1965 , style="text-align:center;", , - , Pike Corner , style="text-align:center;", , , style="text-align:right;", 15.2 , style="text-align:right;", 37.6 , style="text-align:center;", , style="text-align:center;", 1986 , style="text-align:center;", , - , Pincombe Down , style="text-align:center;", , , style="text-align:right;", 23.8 , style="text-align:right;", 58.8 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Porton Down Porton Down is a science park in Wiltshire, England, just northeast of the village of Porton, near Salisbury. It is home to two British government facilities: a site of the Ministry of Defence's Defence Science and Technology Laboratory (Dstl ...
, style="text-align:center;", , , style="text-align:right;", 1,561.8 , style="text-align:right;", 3,859.4 , style="text-align:center;", , style="text-align:center;", 1977 , style="text-align:center;", , - , Porton Meadows , style="text-align:center;", , , style="text-align:right;", 17.6 , style="text-align:right;", 43.6 , style="text-align:center;", , style="text-align:center;", 1988 , style="text-align:center;", , - , Prescombe Down , style="text-align:center;", , , style="text-align:right;", 76.2 , style="text-align:right;", 188.3 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Rack Hill , style="text-align:center;", , , style="text-align:right;", 10.6 , style="text-align:right;", 26.1 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Ravensroost Wood , style="text-align:center;", , , style="text-align:right;", 43.7 , style="text-align:right;", 107.9 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - , Restrop Farm and Brockhurst Wood , style="text-align:center;", , , style="text-align:right;", 56.5 , style="text-align:right;", 139.6 , style="text-align:center;", , style="text-align:center;", 1992 , style="text-align:center;", , - , Rotherley Downs , style="text-align:center;", , , style="text-align:right;", 120.1 , style="text-align:right;", 296.6 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - , Roundway Down and Covert , style="text-align:center;", , , style="text-align:right;", 86.0 , style="text-align:right;", 212.5 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Salisbury Plain , style="text-align:center;", , , style="text-align:right;", 19,689.9 , style="text-align:right;", 48,655.7 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - ,
Savernake Forest Savernake Forest stands on a Cretaceous chalk plateau between Marlborough and Great Bedwyn in Wiltshire, England. Its area is approximately . Most of the forest lies within the civil parish of Savernake. It is privately owned by the Earl of C ...
, style="text-align:center;", , , style="text-align:right;", 904.7 , style="text-align:right;", 2,235.6 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Scratchbury and Cotley Hills , style="text-align:center;", , , style="text-align:right;", 53.5 , style="text-align:right;", 132.2 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Seend Cleeve Quarry , , style="text-align:center;", , style="text-align:right;", 3.0 , style="text-align:right;", 7.4 , style="text-align:center;", , style="text-align:center;", 1987 , style="text-align:center;", , - ,
Seend Ironstone Quarry and Road Cutting Seend Ironstone Quarry and Road Cutting () is a Geological Site of Special Scientific Interest at Seend in Wiltshire, England, notified in 1965. The site contains facies of Lower Greensand containing specimens of fauna not found elsewhere. ...
, , style="text-align:center;", , style="text-align:right;", 1.2 , style="text-align:right;", 2.9 , style="text-align:center;", , style="text-align:center;", 1965 , style="text-align:center;", , - ,
Silbury Hill Silbury Hill is a prehistoric artificial chalk mound near Avebury in the English county of Wiltshire. It is part of the Stonehenge, Avebury and Associated Sites UNESCO World Heritage Site. At high, it is the tallest prehistoric man-made mound ...
, style="text-align:center;", , , style="text-align:right;", 2.3 , style="text-align:right;", 5.6 , style="text-align:center;", , style="text-align:center;", 1965 , style="text-align:center;", , - ,
Spye Park Spye Park is a former country estate in Bromham parish in Wiltshire, England. It lies north of Chittoe, about north-west of Bromham village and east of Lacock. The historic house which stood there, near the Roman road from London to Bath, h ...
, style="text-align:center;", , , style="text-align:right;", 90.3 , style="text-align:right;", 223.1 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Stanton St. Quintin Quarry and Motorway Cutting , , style="text-align:center;", , style="text-align:right;", 2.2 , style="text-align:right;", 5.4 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Starveall and Stony Down , style="text-align:center;", , , style="text-align:right;", 22.5 , style="text-align:right;", 55.7 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Steeple Ashton , , style="text-align:center;", , style="text-align:right;", 26.5 , style="text-align:right;", 65.6 , style="text-align:center;", , style="text-align:center;", 1998 , style="text-align:center;", , - , Steeple Langford Down , style="text-align:center;", , , style="text-align:right;", 21.8 , style="text-align:right;", 53.7 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Stert Brook Exposure , , style="text-align:center;", , style="text-align:right;", 0.4 , style="text-align:right;", 1.0 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - , Stockton Wood and Down , style="text-align:center;", , , style="text-align:right;", 61.5 , style="text-align:right;", 151.8 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Stoke Common Meadows , style="text-align:center;", , , style="text-align:right;", 10.2 , style="text-align:right;", 25.1 , style="text-align:center;", , style="text-align:center;", 1994 , style="text-align:center;", , - , Stratford Toney Down , style="text-align:center;", , , style="text-align:right;", 23.1 , style="text-align:right;", 57.2 , style="text-align:center;", , style="text-align:center;", 1987 , style="text-align:center;", , - , Sutton Lane Meadows , style="text-align:center;", , , style="text-align:right;", 3.4 , style="text-align:right;", 8.5 , style="text-align:center;", , style="text-align:center;", 1988 , style="text-align:center;", , - , Teffont Evias Quarry / Lane Cutting , , style="text-align:center;", , style="text-align:right;", 3.6 , style="text-align:right;", 8.9 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - , Throope Down , style="text-align:center;", , , style="text-align:right;", 34.4 , style="text-align:right;", 97.4 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , River Till , style="text-align:center;", , , style="text-align:right;", 32.1 , style="text-align:right;", 79.2 , style="text-align:center;", , style="text-align:center;", 2000 , style="text-align:center;", , - , Tytherington Down , style="text-align:center;", , , style="text-align:right;", 5.9 , style="text-align:right;", 14.6 , style="text-align:center;", , style="text-align:center;", 1975 , style="text-align:center;", , - , Upper Chicksgrove Quarry , , style="text-align:center;", , style="text-align:right;", 5.6 , style="text-align:right;", 13.8 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - ,
Upper Waterhay Meadow Upper Waterhay Meadow () is a 2.8 hectare biological Site of Special Scientific Interest in north Wiltshire, England, SSSI notification, notified in 1971. It lies on the River Thames, Thames floodplain in Ashton Keynes parish, downstream (east) of ...
, style="text-align:center;", , , style="text-align:right;", 2.8 , style="text-align:right;", 6.8 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Upton Cow Down , style="text-align:center;", , , style="text-align:right;", 16.4 , style="text-align:right;", 40.5 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - , West Harnham Chalk Pit , , style="text-align:center;", , style="text-align:right;", 2.8 , style="text-align:right;", 6.9 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , West Yatton Down , style="text-align:center;", , , style="text-align:right;", 14.4 , style="text-align:right;", 36.0 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Westbury Ironstone Quarry , , style="text-align:center;", , style="text-align:right;", 0.6 , style="text-align:right;", 1.4 , style="text-align:center;", , style="text-align:center;", 1965 , style="text-align:center;", , - , Whiteparish Common , style="text-align:center;", , , style="text-align:right;", 64.5 , style="text-align:right;", 159.4 , style="text-align:center;", , style="text-align:center;", 1965 , style="text-align:center;", , - , Whitesheet Hill , style="text-align:center;", , , style="text-align:right;", 136.1 , style="text-align:right;", 336.3 , style="text-align:center;", , style="text-align:center;", 1965 , style="text-align:center;", , - , Win Green Down , style="text-align:center;", , , style="text-align:right;", 26.0 , style="text-align:right;", 64.3 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Winklebury Hill , style="text-align:center;", , , style="text-align:right;", 63.0 , style="text-align:right;", 155.5 , style="text-align:center;", , style="text-align:center;", 1971 , style="text-align:center;", , - , Winsley Mines , style="text-align:center;", , , style="text-align:right;", 1.5 , style="text-align:right;", 3.7 , style="text-align:center;", , style="text-align:center;", 1989 , style="text-align:center;", , - , Wootton Bassett Mud Spring , , style="text-align:center;", , style="text-align:right;", 0.8 , style="text-align:right;", 2.0 , style="text-align:center;", , style="text-align:center;", 1997 , style="text-align:center;", , - , Wylye and Church Dean Downs , style="text-align:center;", , , style="text-align:right;", 80.9 , style="text-align:right;", 200.0 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;", , - , Yarnbury Castle , style="text-align:center;", , , style="text-align:right;", 9.1 , style="text-align:right;", 22.5 , style="text-align:center;", , style="text-align:center;", 1951 , style="text-align:center;",


Notes

:Data rounded to one decimal place. :Grid reference is based on the British national grid reference system, also known as
OSGB36 The Ordnance Survey National Grid reference system (OSGB) (also known as British National Grid (BNG)) is a system of geographic grid references used in Great Britain, distinct from latitude and longitude. The Ordnance Survey (OS) devised the ...
, and is the system used by the
Ordnance Survey Ordnance Survey (OS) is the national mapping agency for Great Britain. The agency's name indicates its original military purpose (see ordnance and surveying), which was to map Scotland in the wake of the Jacobite rising of 1745. There was a ...
. :Link to maps using the ''MAGIC'' map service provided by ''Defra''.


References

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Wiltshire Wiltshire (; abbreviated Wilts) is a historic and ceremonial county in South West England with an area of . It is landlocked and borders the counties of Dorset to the southwest, Somerset to the west, Hampshire to the southeast, Gloucestershire ...
Sites of Special