Goole Water Hardness & Quality Report (2026)

Yorkshire Water supplies Goole, a river port and market town in the East Riding of Yorkshire on the River Ouse. Unlike the Pennine upland areas served by Yorkshire Water's reservoir network, Goole lies in the low-lying Vale of York and relies on a blend of groundwater from the Permo-Triassic Sherwood Sandstone aquifer and surface water from the River Ouse and its tributaries, treated at Goole Water Treatment Works and distributed across the surrounding area. At 185 mg/L (13.0°Clark), Goole's water is moderately hard, reflecting the distinct geology of the Yorkshire lowlands.

The Sherwood Sandstone (Triassic) underlying the Vale of York and East Yorkshire is a major regional aquifer with moderate mineralisation. Although predominantly composed of quartz-dominated sandstone, the formation contains calcium and magnesium in interstitial cements and minor carbonate horizons that contribute dissolved hardness. Additionally, the River Ouse carries dissolved minerals leached from limestone-bearing uplands of the Yorkshire Dales, adding a calcium carbonate component from Dales drainage that sustains moderate hardness in the blended lowland supply.

Limescale accumulates at a moderate rate in Goole homes. Descaling the kettle every four to six weeks is typically advisable to maintain heating efficiency and prevent chalky flakes in hot drinks. The combi-boiler benefits from a fitted scale inhibitor, and an annual service to inspect the heat exchanger is good practice at this hardness level. Washing-up liquid performs acceptably at normal quantities. Taps and shower heads develop light to moderate limescale deposits over several weeks; a monthly wipe with white vinegar or a proprietary descaling product is generally sufficient to keep fittings clean and prevent gradual damage to seals.