Harrogate Spring water is abstracted from an underground aquifer below the beautiful Harrogate Pinewoods. It takes up to 1,000 years for Harrogate spring water to filter through the layers of rock, becoming enriched with naturally occurring minerals and electrolytes - perfect for healthy hydration. Composition in mg/litre Sodium (g) 8.0 Bicarbonate (mg) 215.0 Nitrates (mg) 1.0 Sulphates SO4: 13 Magnesium (mg) 19.0 Chloride (mg) 37.0