Calculators›Atmospheric Pressure
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Atmospheric Pressure vs Elevation

Barometric Pressure · Elevation Correction

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Atmospheric Pressure Calculator
Calculates atmospheric pressure at various elevations using barometric equations. Required for accurate pressure corrections in flow measurement and equipment sizing per AGA and API standards.
Calculation Mode:

Input

ft
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Formula Used

P = 14.54 * ((B - (E - O)) / (B + E - O))
P = Pressure (psia)
E = Elevation (ft)
B = 55096 (constant)
O = 361 (offset)

Reference Pressures

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