Dee Valley Water
Encyclopedia
Dee Valley Water / Dŵr Dyffryn Dyfrdwy is a company which supplies drinking water services to parts of North East Wales and parts of North West England. Its parent entity, Dee Valley Group PLC has shares are listed on the FTSE Fledgling Index
FTSE Fledgling Index
The FTSE Fledgling Index consists of under 200 UK companies outside of the FTSE All-Share Index.This Index is calculated in real-time and published every minute.-Current constituents of the FTSE Fledgling Index:*AEA Technology*AXA Property Trust Ld...

 on the London Stock Exchange
London Stock Exchange
The London Stock Exchange is a stock exchange located in the City of London within the United Kingdom. , the Exchange had a market capitalisation of US$3.7495 trillion, making it the fourth-largest stock exchange in the world by this measurement...

.

It is regulated under the Water Industry Act 1991
Water Industry Act 1991
The Water Industry Act 1991 is an Act of the United Kingdom Parliament consolidating previous enactments relating to the water supply and the provision of wastewater services in England and Wales. It further implemented recommendations of the Law Commission.-Sections:Part 1 deals with the...

.

History

After Wrexham
Wrexham
Wrexham is a town in Wales. It is the administrative centre of the wider Wrexham County Borough, and the largest town in North Wales, located in the east of the region. It is situated between the Welsh mountains and the lower Dee Valley close to the border with Cheshire, England...

 achieved it's Charter of Incorporation in 1857, attentions turned to a proper water supply for the town, as residents relied on wells and the River Gwenfro
River Gwenfro
The River Gwenfro is a small river in Wrexham County Borough, north Wales. It is a tributary of the Clywedog. The name Gwenfro is possibly derived from the Welsh language words gwen , "white", and bro, "border", "boundary"....

 for their water supply, which contained trade effluence from the many breweries, leatherworks and brickworks present. In 1863, the Wrexham Waterworks Company was first established with the aim of pumping water from nearby Pentrebychan, West enough of the town to not be influenced by pollution. The first works, opened in the same year, were primitive, with only a reservoir and slow sand filter for water treatment, these were made obsolete by the construction of an impounding reservoir further upstream in 1878, this reservoir, named Penycae, has a capacity of 11 million USgals (41,639.5 m³).

In 1904, demand had again increased, and the company now supplied parts of Cheshire as well as Wrexham. To meet this increased demand, a new, larger reservoir was built, named Ty Mawr (Big House), which opened in 1907. The same Act of Parliament
Act of Parliament
An Act of Parliament is a statute enacted as primary legislation by a national or sub-national parliament. In the Republic of Ireland the term Act of the Oireachtas is used, and in the United States the term Act of Congress is used.In Commonwealth countries, the term is used both in a narrow...

 that allowed the construction also authorised the name change of Wrexham Waterworks Company to the Wrexham and East Denbighshire Water Company. The construction of these works also enabled the construction and expansion of the treatment works at Legacy in 1921, as well as the construction of legacy water tower by 1934. Pumps had also been installed at disused mines, notably at Minera Lead Mines, to extract water in times of drought.

During the 1950s, there was a period of consolidation. The company acquired several other local water supply companies, including those at nearby Ruabon and Brymbo, as well as undertakings previously run by district councils. The company also took possession of the large water extraction works at Sesswick built by the Ministry of Works
Ministry of Works
The Ministry of Works was a department of the UK Government formed in 1943, during World War II, to organise the requisitioning of property for wartime use. After the war, the Ministry retained responsibility for Government building projects....

 to supply ROF Wrexham during World War II. In 1983, the expansion of the company dictated that larger offices were required. The headquarters at Egerton Street were sold and the company moved to new, purpose built offices at Packsaddle, Rhostyllen
Rhostyllen
Rhostyllen is a village in Wrexham county borough in Wales, south-west of the town of Wrexham. At the time of the 2001 census, area Wrexham 014A, which includes Rhostyllen itself, had a population of 1,383 in 599 households...

.

In 1994, the company was re-organised into a PLC, known as Wrexham Water PLC, and the new parent company Dee Valley Group PLC was established to act as a holding company to the new company. In 1997, the group purchased Chester Waterworks PLC, and over the next year, combined operations from both entities into the current Dee Valley Water PLC. In 2002, Dee Valley Group PLC was listed on the London Stock Exchange with the ticker code DVW.

Operations

Dee Valley Water supplies water for Wrexham and Chester, and some surrounding areas. However the company does not handle water disposal; this is undertaken by Welsh Water
Welsh Water
Dŵr Cymru Welsh Water is a company which supplies drinking water and wastewater services to most of Wales and parts of western England.It is regulated under the Water Industry Act 1991.-History:...

, primarily at the Five Fords Wastewater Treatment Works at Marchwiel
Marchwiel
Marchwiel is a village and a local government community, the lowest tier of local government, part of Wrexham County Borough in Wales.It is about 2 miles south-east of Wrexham town on the A525 road towards Bangor-on-Dee...

. Severn Trent Water and United Utilities
United Utilities
United Utilities Group PLC is the UK's largest listed water business. The Group owns and manages the regulated water and waste water network in the north west England, through it subsidiary United Utilities Water PLC , which is responsible for the vast majority of the group's assets and...

 also treat waste water in smaller areas.

The company abstracts more than 70 million litres of water per day, from six abstraction points; the majority being from two main abstraction points on the River Dee, and less from the companies own reservoirs such as Pendinas Reservoir. Less than a 10th is taken from two underground sources.

This water is treated at six water treatment works, one for each abstraction point:
  • Boughton
  • Legacy
  • Pendinas
  • Llwyn Onn
  • Oorog Spring
  • Plemstall Borehole


The treated water is then relayed by gravity and pumps to 31 service reservoirs, and then on to customers.

External links

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