- Pool Chemical Calculator (Chlorine, Alkalinity, CYA, Calcium, Salt)Work out how much chlorine, baking soda, muriatic acid, stabilizer, calcium chloride or salt to add, from your pool volume and the strength on the label.
- Pool Volume Calculator (Gallons for Rectangle, Round and Oval Pools)Work out how many gallons your pool holds from its length, width or diameter and depth. Every chemical dose starts from this number.
- How Much Chlorine to Add to a Pool (by Product and Gallons)How much liquid chlorine, bleach, cal-hypo, trichlor or dichlor raises free chlorine 1 ppm, with a calculator for your pool and the CDC minimum levels.
- Pool Chemistry Levels Chart (Chlorine, pH, Alkalinity, CYA, Calcium)Recommended pool water levels for free chlorine, pH, total alkalinity, calcium hardness and cyanuric acid, from the CDC and a public pool code.
- How Much Salt to Add to a Pool (Pounds by Gallons and ppm)Calculate how many pounds of pool salt raise your salt level to your chlorine generator's target, with a quick table for 10,000 to 30,000 gallons.
- How to Raise Alkalinity in a Pool (Baking Soda Amounts by Gallons)Calculate how much baking soda raises total alkalinity in your pool, with a table for 5,000 to 30,000 gallons and the ideal range from a public pool code.
- Cyanuric Acid Calculator: How Much Stabilizer to Add to a PoolWork out how much cyanuric acid (pool stabilizer) raises your reading to a target, with a 5,000 to 30,000 gallon table and ranges from a public pool code.
- How to Lower pH in a Pool (Approximate Muriatic Acid Amounts)Estimate how much muriatic acid lowers pool pH by a given amount, from a county health department dosing chart, and learn why to add half first and retest.
- Pool Calcium Hardness Calculator (Calcium Chloride Amounts)Calculate calcium chloride to raise pool calcium hardness, with 100% and 77% product strengths and a reference range.
- How to Lower Total Alkalinity in a Pool (Muriatic Acid Amounts)Estimate muriatic acid for lowering pool total alkalinity, with a dose table, calculator and safety steps.
- Pool Chemical Safety: Handling, Storage and EmergenciesA practical pool chemical safety checklist based on Virginia Department of Health guidance and CDC label recommendations.
- What to Do When There Is Poop in a Pool (CDC Steps)CDC steps for formed poop or diarrhea in a backyard pool, including cleanup, chlorine, pH and contact time.
- Hot Tub Chlorine Levels: CDC Targets and Dose CalculatorCDC hot tub guidance for chlorine and pH, with a chlorine dose calculator and separate Columbus public-spa reference ranges.
- How Often to Test Pool Water (CDC Testing Guide)CDC guidance for testing pool chlorine and pH at least twice daily, choosing a test kit and recording results.
- How Much Bleach to Add to a Pool (6% Calculator and Table)Estimate 6% household bleach for a pool chlorine increase, with amounts by gallons and chemical safety guidance.
Every calculator shows its formula. The product label is always the final word on dosing and safety.