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150 gallons · by capacity

150 gallon tank: dimensions that work

150 gal = 568 L = 20.1 ft³. Full weight ≈ 1,252 lb of water. Below: every diameter/length pair that holds exactly this — geometry, not brand specs, so you can sanity-check any manufacturer sheet.

Horizontal cylinder: length required for 150 gal
DiameterLength
24 in dia77 in (6.4 ft)
30 in dia49 in (4.1 ft)
Vertical cylinder: height required for 150 gal
DiameterHeight
24 in dia77 in tall
30 in dia49 in tall
36 in dia34 in tall
38 in dia31 in tall

Have a real tank with these dimensions? Generate its inch-by-inch dip chart, or run partial fills on the universal calculator. Manufactured tanks add heads, legs and fittings — treat these tables as the geometric core and trust the nameplate where one exists.

FAQ

How big is a 150 gallon tank?

It depends on the proportions — the tables above show every horizontal length and vertical height that holds exactly 150 gallons at common diameters. Pure geometry: πr²L = 150 × 231 in³.

How much does 150 gallons weigh?

About 1,252 lb as water or 1,058 lb as diesel — grade ranges and more liquids on the weight library.

How many litres is 150 gallons?

568 litres (0.6 m³). Exact: 1 US gal = 3.785411784 L.