Alney Island is an island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

 in the River Severn

River Severn

The River Severn is the longest river in Great Britain, at about , but the second longest on the British Isles, behind the River Shannon. It rises at an altitude of on Plynlimon, Ceredigion near Llanidloes, Powys, in the Cambrian Mountains of mid Wales...

 near Gloucester

Gloucester

Gloucester is a city, district and county town of Gloucestershire in the South West region of England. Gloucester lies close to the Welsh border, and on the River Severn, approximately north-east of Bristol, and south-southwest of Birmingham....

. The Severn splits into two channels (known as East Channel and West Channel) at Upper Parting (the northernmost tip of Alney), and merges together again at Lower Parting to the south. The island is a strip of land in between the two channels, about 3.5 km long (roughly north-to-south) and 1.2 km wide at its widest (east-to-west).

Alney consists mostly of low lying farmland, and parts are sometimes subject to flood

Flood

A flood is an overflow of an expanse of water that submerges land. The EU Floods directive defines a flood as a temporary covering by water of land not normally covered by water...

ing when the Severn rises. Castle Meads electrical substation on Alney was turned off when the island was flooded during the Summer 2007 United Kingdom floods .
As well as the mobile and static caravan park at Pool Meadow, there are 3 streets - Alney Terrace, Westend Parade and Westend Terrace - of houses (mostly) dating from between the 1820s and the 1890s. However, there are a handful of houses that date from the 1990's.
There is also a number of historical (and now extinct) works that took place on the island. The two major ones being Lime Kilns and brick works.

Telford's

Thomas Telford

Thomas Telford FRS, FRSE was a Scottish civil engineer, architect and stonemason, and a noted road, bridge and canal builder.-Early career:...

 historic Over Bridge

Over Bridge

Over Bridge is a single span stone arch bridge spanning the canalised West Channel of the River Severn near Gloucester. It links Over to Alney Island....

 links Alney to Over

Over, Gloucestershire

Over is a village in the civil parish of Almondsbury in South Gloucestershire, England, situated about 20 km north-west of Bristol. It lies on the B4055, a road that parallels the M5 from Junction 17 to 16. The road, known locally as Over Lane, follows the foot of the escarpment which...

 across the West Channel, and is now pedestrian use only. The A40

A40 road

The A40 is a major trunk road connecting London to Fishguard, Wales and officially called The London to Fishguard Trunk Road in all legal documents and Acts...

 and A417

A417 road

-Streatley - Gloucester :It runs from Streatley at its junction with the A329 to Wantage, over the picturesque Berkshire Downs. In Wantage, it negotiates the market place -Streatley - Gloucester (M5):It runs from Streatley at its junction with the A329 (between Reading and Wallingford) to Wantage,...

 trunk roads cross the West Channel on modern road bridges onto Alney
before crossing the East Channel to join Gloucester at the end of Westgate Street

Westgate, Gloucester

The Westgate area of Gloucester is centred on Westgate Street, one of the four main streets of Gloucester and one of the oldest parts of the city.-Notable buildings:...

. Alney is also crossed by a railway line travelling west from Gloucester.