The gas supply in Connah’s key was reputed to have commenced in 1862. The Connah's Quay Gas & Water Order was passed in 1875/76. It empowered the Connah's Quay Gas and Waterworks Company (Limited) to construct and maintain Gasworks and Waterworks, and to make and supply Gas, and to supply Water. In 1877 the Connah's Quay Gas and Waterworks Company (Limited) had a capital, £15,000, in 1,500 SHARES of £10 each. The Directors were Lieut-Colonel Field, Belmont. Shrewsbury. Thomas Stone, Esq., Newton Park, Newton-Ie-Willows. William Bateson, Esq., Woodbine Cottage, Alsager, Cheshire. Henry N. Abinett, Esq., Page Moss Raby, Liverpool. John Henstock, Esq., Abbey Field, Stanford Bridge, Chester. J. Turner Hall, Esq., Prescot Hall, Prescot, Liverpool. Charles Payne, Esq., Wynnstay, Ruabon. North Wales. ENGINEERS. J. T. Hall, Esq., Prescot Hall, Prescot. Geo. Bellis, Esq., Mold., Secretary George W. Hughes (Flintshire Observer Mining Journal and General Advertiser for the Counties of Flint Denbigh 2nd February 1877). In 1895 John Forber, Manager (Kelly). 1944, 30th March. 5.38a freehold purchased from W.G. Vickers. East of Wepre Brook, North of Chester Road and South of the railway, plus a 10-foot-wide access strip. A gasholder was built on this land, with a pipe bridge from the gasworks site. By 1945 a bulk supply was being sold to the Hawarden Gas & Coke Co. Ltd. A 6" low pressure main followed the main road to Sandycroft, from which a 6" up Moor Lane fed the Hawarden site. The annual gas production in 1949 was 98m cu.ft., at which point it was controlled by North Cambrian Holdings Ltd. of Queensferry. Vested in the Wales Gas Board from the Connah’s Quay Gas Company Ltd. The gasworks house was sold in 1952. The gasworks ceased to manufacture March/April 1955 when the regional grid gas had been extended to Buckley. 1960 0.48a of original site disposed of by Wales Gas Board to G. Eastwood & Sons & partners of Lloyd Williams. Between 1987 and 89 two holders were demolished (one on each side of Wepr Brook) and a new Regulator Station built on the east end of the east site. The gasworks were visible on the 1898 to 1992 OS maps.