Chemical Dosing Calculator

Calculate exact chemical doses for any pool size and shape.

Step 1: Pool Volume

Enter your pool dimensions or type in a known volume.

Gallons--

Step 2: Water Chemistry

Enter your test results. Targets are prefilled with ideal values -- adjust if needed.

ChemicalIdeal RangeCurrent ReadingTarget
Free Chlorine
1.0 - 3.0 ppm
pH
7.2 - 7.6
Total Alkalinity
80 - 120 ppm
Calcium Hardness
200 - 400 ppm
Cyanuric Acid (CYA)
30 - 50 ppm
Salt
2700 - 3400 ppm

Dosing Results

ChemicalActionAmount

Quick Reference - Ideal Pool Chemistry

ParameterIdeal RangeDanger ZoneChemical to Adjust
Free Chlorine1.0 - 3.0 ppmBelow 1.0 / Above 5.0Liquid chlorine, cal-hypo, dichlor
pH7.2 - 7.6Below 7.0 / Above 7.8Muriatic acid (lower) / Soda ash (raise)
Total Alkalinity80 - 120 ppmBelow 60 / Above 180Baking soda (raise) / Muriatic acid (lower)
Calcium Hardness200 - 400 ppmBelow 150 / Above 500Calcium chloride (raise) / Dilute (lower)
Cyanuric Acid30 - 50 ppmAbove 100Stabilizer/conditioner (raise) / Dilute (lower)
Salt (SWG)2700 - 3400 ppmBelow 2500 / Above 4000Pool salt (raise) / Dilute (lower)