Tank Volume Calculator
Calculate aquarium, pond, and tank water volume accurately in liters and gallons.
Tank Volume Calculator – Accurate Volume for Aquariums, Ponds, and Cylindrical Tanks
Welcome to the LivingProf Tank Volume Calculator, your reliable online tool for calculating the exact volume of water or liquid in any tank. Whether you have a rectangular aquarium, a vertical cylindrical tank, or a horizontal storage tank, this calculator instantly provides filled volume and total capacity in liters, U.S. gallons, Imperial gallons, cubic meters, and cubic feet. Knowing your tank volume is essential for proper aquarium management, pond maintenance, and industrial tank monitoring.
How It Works
- Choose your tank shape – rectangular, vertical cylinder, or horizontal cylinder.
- Enter the tank dimensions – length, width, height, diameter, and optional fill height or depth.
- Select the measurement unit – centimeters, meters, inches, or feet.
- Click Calculate to instantly see filled volume and total tank capacity.
Benefits of Knowing Your Tank Volume
- Medication Dosing: Ensure correct dosing for fish treatments like parasites, fin rot, or other infections. Avoid overdosing or underdosing.
- Water Changes: Plan partial or full water changes accurately, keeping water parameters stable and reducing stress for fish.
- Choosing Fish: Avoid overcrowding and select species suitable for your tank volume.
- Filter Selection: Select filters rated for your tank size for proper circulation and cleanliness.
- Feeding & Nutrition: Measure proper feeding quantities to prevent overfeeding and maintain water quality.
- Aquascaping & Decorations: Calculate how decorations affect usable water volume to prevent shortages.
- Partial Fill Management: Monitor current fill levels in tanks, ponds, or industrial storage tanks for water conservation or chemical storage.
Litres to Gallons Conversion Table
| Litres (L) | U.S. Gallons | UK Gallons |
|---|---|---|
| 20 L | 5.28 gal | 4.40 gal |
| 50 L | 13.20 gal | 11.00 gal |
| 100 L | 26.40 gal | 22.00 gal |
| 150 L | 39.60 gal | 33.00 gal |
| 200 L | 52.80 gal | 44.00 gal |
| 300 L | 79.20 gal | 66.00 gal |
Common Aquarium Sizes & Approximate Volumes
| Tank Size (cm) | Approx. Litres | US Gallons |
|---|---|---|
| 60 × 30 × 30 | ~54 L | 14 gal |
| 90 × 45 × 45 | ~182 L | 48 gal |
| 120 × 45 × 45 | ~243 L | 64 gal |
| 150 × 60 × 60 | ~540 L | 142 gal |
| 180 × 60 × 60 | ~648 L | 171 gal |
| 200 × 70 × 70 | ~980 L | 258 gal |
How to Use the LivingProf Tank Volume Calculator
- Measure your tank’s length, width, and height (or diameter for cylindrical tanks).
- Enter the measurements into the calculator.
- Select your preferred unit of measurement (cm, m, in, ft).
- Click Calculate to get accurate filled volume and total capacity.
This tool is fully mobile-friendly, easy to use, and perfect for hobbyists, pond installers, and engineers. With the LivingProf Tank Volume Calculator, you get quick, precise, and practical results to help you manage water volume, medication dosing, filter selection, feeding, and tank maintenance efficiently.
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