A cylindrical tank has a radius of 3 meters and a height of 5 meters. If the tank is filled with water to 80% of its capacity, what is the volume of the water in the tank?

Fri, 01 May 2026 13:04:46 +0000

**Why Knowing Water Volume Matters: The Hidden Math Behind Large Tanks**
How many gallons of water does it take to fill a cylindrical tank to almost full capacity? This question isn’t just technical—it reflects growing interest in resource efficiency, sustainability, and smart infrastructure in the US. With increasing focus on water conservation, urban planning, and industrial efficiency, understanding the capacity and filled volume of key storage structures is more relevant than ever. The cylindrical tank—known for its strength and efficient use of space—plays a critical role in these conversations. When one such tank holds water at 80% of its total volume, what does that mean in real numbers? This article breaks it down clearly and accurately. --- ### Why a 3-Meter-Diameter, 5-Meter-Tall Tank Attracts Attention The cylindrical tank described—3 meters in radius and 5 meters in height—represents a common industrial and municipal design found across the United States. Its relatively compact footprint combined with significant storage volume makes it ideal for water distribution, raw material storage, and industrial processes. The geometric shape maximizes strength while minimizing material use, a key factor in cost-effective engineering. As cities and communities invest in reliable water systems and infrastructure, tanks like this one stand at the intersection of engineering precision and practical utility. Users often ask about how much water they actually contain—not just to calculate capacity, but to assess efficiency and usage patterns. Understanding this tank’s volume helps inform smarter decisions in urban planning, agriculture, and environmental management.