The River Ock is a small English river which is a

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage ...

of the

River Thames The River Thames ( ), known alternatively in parts as the The Isis, River Isis, is a river that flows through southern England including London. At , it is the longest river entirely in England and the Longest rivers of the United Kingdom, se ...

. It has as its

catchment area In human geography, a catchment area is the area from which a location, such as a city, service or institution, attracts a population that uses its services and economic opportunities. Catchment areas may be defined based on from where people are ...

the

Vale of White Horse The Vale of White Horse is a local government district of Oxfordshire in England. It was historically a north-west projection of Berkshire. The area is commonly referred to as the 'Vale of ''the'' White Horse'. It is crossed by the Ridgeway Nat ...

, a low-lying and wide valley in south

Oxfordshire Oxfordshire is a ceremonial and non-metropolitan county in the north west of South East England. It is a mainly rural county, with its largest settlement being the city of Oxford. The county is a centre of research and development, primarily ...

, and flows into the River Thames, at Abingdon on the reach above Culham Lock.

Course

The River Ock rises near the village of Little Coxwell. It collects tributaries from each village along the base of the

White Horse Hills The Berkshire Downs are a range of chalk downland hills in South east England split between the counties of Berkshire and Oxfordshire. They are part of the North Wessex Downs Area of Outstanding Natural Beauty. The western parts of the downs ...

, where springs emanating from the

chalk Chalk is a soft, white, porous, sedimentary carbonate rock. It is a form of limestone composed of the mineral calcite and originally formed deep under the sea by the compression of microscopic plankton that had settled to the sea floor. Chalk ...

hills allowed settlements to flourish in former times. Among these tributaries is the Osse Stream, rising in

Cumnor Cumnor is a village and civil parish 3½ miles (5.6 km) west of the centre of Oxford, England. The village is about 2 miles (3.2 km) south-west of Botley and its centre is west of the A420 road to Swindon. The parish includes Cumn ...

. From Little Coxwell, the Ock runs around

Longcot Longcot is a village and civil parish in the Vale of White Horse District. It was part of Berkshire until the 1974 boundary changes transferred it to Oxfordshire. The village is about south of Faringdon and about northeast of Shrivenham. The ...

and flows past

Stanford in the Vale Stanford in the Vale is a village and civil parish in the Vale of White Horse about southeast of Faringdon and northwest of Wantage. It is part of the historic county of Berkshire, however since 1974, it has been administered as a part of Oxfo ...

, where it is about wide. The name of Stanford comes from ''stony ford'', possibly alluding to the Ock crossing at Stanford Mill. Thence it runs past

Charney Bassett Charney Bassett is a village and civil parish about north of Wantage and east of Faringdon in the Vale of White Horse. It was part of Berkshire until the 1974 boundary changes transferred it to Oxfordshire. The 2011 Census recorded the par ...

, Lyford,

Garford Garford is a village and civil parish about west of Abingdon. It was part of Berkshire until the 1974 boundary changes transferred it to Oxfordshire. The parish is bounded by the River Ock to the north, by two tributaries of the Ock to the ...

and

Marcham Marcham is a village and civil parish about west of Abingdon, Oxfordshire. The 2011 Census recorded the parish's population as 1,905. The parish includes the hamlets of Cothill east-northeast of the village, and Gozzard's Ford northeast of ...

Mill, before losing its identity and its waters to the Thames at Abingdon by the old Hygienic Laundry building. An iron bridge crosses at the junction which was built by the

Wilts & Berks Canal The Wilts & Berks Canal is a canal in the Historic counties of England, historic counties of Wiltshire and Berkshire, England, linking the Kennet and Avon Canal at Semington near Melksham, to the River Thames at Abingdon, Oxfordshire, Abingdon. ...

Company. This gives the erroneous impression that the Ock is that canal, but in fact the original canal entrance a few yards downstream is now blocked up. This has been replaced under a restoration project by a newer entrance closer to Culham Lock. The soils through which the River Ock flows are the

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...

sedimentary series (

Greensand Greensand or green sand is a sand or sandstone which has a greenish color. This term is specifically applied to shallow marine sediment that contains noticeable quantities of rounded greenish grains. These grains are called ''glauconies'' and c ...

Gault The Gault Formation is a geological formation of stiff blue clay deposited in a calm, fairly deep-water marine environment during the Lower Cretaceous Period (Upper and Middle Albian). It is well exposed in the coastal cliffs at Copt Point in ...

Kimmeridge Clay The Kimmeridge Clay is a sedimentary deposit of fossiliferous marine clay which is of Late Jurassic to lowermost Cretaceous age and occurs in southern and eastern England and in the North Sea. This rock formation is the major source rock for North ...

and

corallian limestone The Corallian Group or Corallian Limestone is a geologic group in England. It is predominantly a coralliferous sedimentary rock, laid down in the Oxfordian stage of the Jurassic. It is a hard variety of "coral rag". Building stones from this geol ...

), while some of its tributaries arise in

springs. Until recent times, native crayfish and many

freshwater Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salts and other total dissolved solids. Although the term specifically excludes seawater and brackish water, it does include ...

fish species inhabited the river. Increased housing in the Vale, with the resultant surface drainage, may have threatened these species but surveys have not yet been performed in the 21st century. Although normally placid, the Ock can flood low-lying areas of south Abingdon after persistent heavy rainfall; this last occurred in July 2007.

Name

The

hydronym A hydronym (from el, ὕδρω, , "water" and , , "name") is a type of toponym that designates a proper name of a body of water. Hydronyms include the proper names of rivers and streams, lakes and ponds, swamps and marshes, seas and oceans. As a ...

''Ock'' appears to be derived from a

Celtic Celtic, Celtics or Keltic may refer to: Language and ethnicity *pertaining to Celts, a collection of Indo-European peoples in Europe and Anatolia **Celts (modern) *Celtic languages **Proto-Celtic language * Celtic music *Celtic nations Sports Fo ...

word for 'salmon'.

References

{{DEFAULTSORT:Ock Ock, River Ock, River 1Ock

Course

Name

See also

References