MSL – Mean Sea Level

MSL or Mean Sea Level is the average height of the ocean surface. Mean sea level is a significant datum reference for meteorological and altitude related pressure measurements, e.g. standard atmospheric pressure at mean sea level is 1013.25 hPa or 29.92 inHg.

Related Technical Terms

• Absolute Pressure
• Barometric Pressure
• Reference Pressure
• Vacuum

Related Product and Application Guides

• Barometric Pressure
• Vacuum
• Absolute Pressure

Related Help Guides

• Measuring vacuum with negative gauge or absolute ranges
• Measuring liquid level in a sealed tank with a hydrostatic pressure sensor
• What is the difference between gauge and absolute pressure measurement
• What is the difference between vacuum and absolute pressure