Pool Alkalinity Calculator
Calculate how much alkalinity increaser (sodium bicarbonate) your pool needs.
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Recommended Levels
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Quick tips
Ideal total alkalinity: 80–120 ppm. It buffers pH. Adjust alkalinity before making large pH changes.
- Typical range: 1–3 ppm chlorine
- Recommended pH: 7.2–7.6
- Test water regularly
WaterBalanceTools provides practical calculators and guides for pool and hot tub water chemistry. These tools are designed to help maintain safe chlorine, pH, and total alkalinity within a healthy water balance.
Last updated: April 2026