Waiakea is a still water from USA. Calcium-bicarbonate type, low mineralization.
| Ion | mg/L |
|---|---|
| Calcium (Ca²⁺) | 5.6 |
| Magnesium (Mg²⁺) | 3 |
| Sodium (Na⁺) | 6.1 |
| Chloride (Cl⁻) | 3 |
| Sulfate (SO₄²⁻) | 4.9 |
| Bicarbonate (HCO₃⁻) | 37.8 |
| At a glance | |
|---|---|
| Total of these six minerals | 60.4 mg/L |
| Total hardness (as CaCO₃) | 26.3 mg/L |
| Alkalinity (as CaCO₃) | 31 mg/L |
| Sulfate-to-chloride ratio | 1.6:1 |
Mineral salts to dissolve in reverse-osmosis or distilled water, calculated by the BrewWaterSolver solver with the most common homebrew salts.
| Salt | 5 gal (18.9 L) | 20 L |
|---|---|---|
| Epsom salt (MgSO₄) | 0.20 g | 0.21 g |
| Chalk (CaCO₃) | 0.21 g | 0.22 g |
| Baking soda (NaHCO₃) | 0.33 g | 0.34 g |
Closest match with these salts; it can't reach HCO3 29.1 mg/L vs 37.8 exactly.
Deep well at eastern base of Mauna Loa volcano, Hilo, Hawaiʻi. Values from brand website. Analysis/label date: Report Date: May 2026 (Sampling Period: March 2026). Report prints bicarbonate as CaCO3 (equal to alkalinity); converted x1.22 to HCO3.