Aqua Pura
Aqua Pura is a natural mineral water from the Eden Valley in Cumbria, England. It is bottled at source near Armathwaite, and the source is on the Defra register of recognised natural mineral waters. The brand is owned by Roxane UK. It is a soft water, with hardness of 76 mg/L as CaCO₃.
Aqua Pura is a natural mineral water bottled at source in the Eden Valley, Cumbria, England. The source lies within a protected catchment where water percolates through sandstone aquifer beneath layers of boulder clay and glacial gravel. The brand is owned by Roxane UK and has been one of the leading domestic NMW brands in the UK market since the 1980s.
Mineral composition
| mg/L | |
|---|---|
| Calcium | 19 |
| Magnesium | 7 |
| Sodium | 11 |
| Sulfate | 14 |
| Chloride | 15 |
| Bicarbonate | 55 |
Compositions can vary by season and source. Read our methodology.
Mineral character
With TDS around 116 mg/L, Aqua Pura is a soft, low-mineralisation water. Calcium is 19 mg/L, magnesium 7 mg/L, sodium 11 mg/L, sulphate 14 mg/L, chloride 15 mg/L, and bicarbonate 55 mg/L. Hardness is 76 mg/L as CaCO₃. The balanced ion distribution reflects the sandstone geology without strong dominance from any single mineral.
Use-case suitability
- CoffeeUsed neat for Tokyo. Also appears in blends for Rao Ideal Coffee.
- TeaNot used in any current tea recipe. Hardness 76 mg/L is above the 37–59 mg/L range of these targets.
- BrewingAppears in blends for Kölsch (Cologne).
- BakingNot used in any current baking recipe, but hardness 76 mg/L sits within the 46–390 mg/L range typical for these targets.
- AquariumAppears in blends for Axolotl.
- HorticultureNot used in any current horticulture recipe. Hardness 76 mg/L is above the 12–54 mg/L range of these targets.
Used in these recipes
Where to buy
UK
Tesco, Sainsbury’s, Asda, Morrisons
£0.25-0.45 per litre
Available across the major UK supermarkets including Tesco, Sainsbury’s, Asda, and Morrisons. Among the more affordable NMW options at UK retail, with a reported market share second only to Évian in the still NMW category. As of March 2026.