Pool Chemistry Calculator

Professional water testing and chemical management system. Get exact dosing recommendations to maintain perfect water balance and crystal clear pools.

Settings

Free Chlorine (FC)
GOAL RANGE: 3 to 7
Learn more about Free Chlorine »
pH
GOAL RANGE: 7.2 to 7.8
Learn more about pH »
Total Alkalinity (TA)
GOAL RANGE: 80 to 120
Learn more about Total Alkalinity »
Calcium Hardness (CH)
GOAL RANGE: 200 to 400
Learn more about Calcium Hardness »
Cyanuric Acid (CYA)
GOAL RANGE: 30 to 80
Learn more about Cyanuric Acid »
Borate
GOAL RANGE: 30 to 50
Learn more about Borate »
Salt (SWG Only)
GOAL RANGE: 2700 to 3400
Learn more about Salt »
Suggested Free Chlorine (SUG)
Min: 4
Target: 8
SWG: 2
Shock: 16
Mustard: 29
Learn more about Suggested Free Chlorine »
Calcite Saturation Index (CSI)
Tested: -0.02
Goal: -0.02
CONCLUSION:
Balanced
Learn more about Calcite Saturation Index »

How to Use This Calculator

1. Enter Your Settings

Configure your pool type, surface material, and volume. The calculator supports both traditional and saltwater pools.

3. Monitor Balance

Track your Calcite Saturation Index (CSI) to ensure your water is balanced and won't damage your pool surfaces or equipment.

2. Test Your Water

Enter your tested values for each chemical parameter. The calculator will show if you're within the ideal ranges.

4. Save Results

Use the "SAVE TEST" button to track your water chemistry over time and monitor trends.

⚠️ Important Safety Notes

  • • Always follow chemical manufacturer instructions
  • • Never mix different chemicals together
  • • Add chemicals to water, never water to chemicals
  • • Wait 30 minutes between chemical additions
  • • Test water before swimming after chemical additions