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Convert centimeter of water to technical atmosphere

Here you can quickly calculate how many technical atmosphere fit in one centimeter of water.
  • 1 cmH₂O = 0.001 at
  • 1 at = 1000 cmH₂O

Centimeter of water to technical atmosphere conversion table

centimeter of water technical atmosphere
1 0.001
2 0.002
5 0.005
10 0.01
20 0.02
50 0.05
100 0.1

Formula to convert centimeter of water to technical atmosphere

To convert centimeter of water to technical atmosphere, divide by 1000.

1 cmH₂O = 0.001 at
Example: 1 centimeter of water = 0.001 technical atmosphere

Common mistakes in pressure conversion

  • One atmosphere is not exactly one bar: 1 atm = 1.01325 bar = 101.325 kPa. There is also the technical atmosphere (1 kgf/cm²) at about 0.981 bar. The ~1% differences rarely matter day to day, but engineering and diving calculations need the right unit.

Quick centimeter of water to/from technical atmosphere conversion quiz

Score: 0

11 centimeter of water equals 0.011 technical atmosphere.

Correct answer: 11 centimeter of water = 0.011 technical atmosphere.

177 technical atmosphere equals 1.77e+5 centimeter of water.

Correct answer: 177 technical atmosphere = 1.77e+5 centimeter of water.

24.8 centimeter of water equals 0.0149 technical atmosphere.

Correct answer: 24.8 centimeter of water = 0.0248 technical atmosphere.

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