The American School of Gas Measurement Technology (ASGMT) has never turned its back on change since its founding in 1966. Instead, it has consistently embraced progress and pursued new ways to strengthen our industry and support the development of our students. This year is no exception. After 25 years at our previous venue, ASGMT has proudly relocated to The Woodlands Waterway Marriott Hotel and Conference Center. This move underscores our continued commitment to remaining at the forefront of industry evolution and delivering the highest‑quality experience for our students and the broader measurement community.

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August 31st – September 3rd, 2026

Calculation of Natural Gas Liquids Quantities

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February 17, 2015

There is no substitute for well maintained, properly installed, and properly performing measurement equipment. Provisions for measurement equipment installation, operation, and maintenance deliver the raw data required for those dealing with natural gas liquids (NGLs) to transact business. Then, this raw data can be adjusted or converted to values suitable for transactions to take place and be accounted for.

To make these adjustments and conversions, it helps to know the desired results. Some measurement software applications require volume quantities. Others require mass. For many NGL applications, the preferred outcomes are liquid volumes of pure components. This is because most NGL’s are eventually fractionated into pure products and market prices for these are readily available. Sometimes, the gas equivalent values are also useful for operations.

Knowing the starting point is equally important. The starting point can vary depending on the type of measurement. Different resources and applications provide for different means of measuring NGL’s. Measurements can be made by mass or volumetrically.

Coming soon