GPA Midstream’s Measurement & Quantity Determination group surveys and meets the needs of the midstream industry for technical information, procedures and standards relating to measurement, sampling and safe handling of natural gas and natural gas liquids. This committee meets twice per year, most commonly in April and October.
Typical Member
A typical committee member is an individual with appropriate job responsibilities and/or expertise relating to measurement, sampling and safe handling of natural gas and natural gas liquids. This committee accepts volunteers with appropriate experience, and members may also be assigned by a GPA Midstream member company.
Benefits of Membership
Members of the committee have the opportunity to make an impact on industry standards affecting measurement and be actively informed of work on GPA Midstream standards. Networking opportunities are abundant with committee involvement, and committee members are able to share their own experiences and learn from others in the committee.
Products & Services
The committee has published the following standards, available in the GPA Midstream Publications area:
- GPA 2145 – Table of Physical Properties for Hydrocarbons and Other Compounds of Interest to the Natural Gas Industry
- GPA 2172 – Calculation of Gross Heating Value, Relative Density, Compressibility and Theoretical Hydrocarbon Liquid Content for Natural Gas Mixtures for Custody Transfer
- GPA 8117 – A Simplified Vapor Pressure Correlation for Commercial NGLs
- GPA 8173 – Method for Converting Mass Natural Gas Liquids and Vapor to Equivalent Liquid Volumes
- GPA 8182 – Standard for Mass Measurement of Natural Gas Liquids and Other Hydrocarbons
- GPA 8186 – Measurement of Liquid Hydrocarbon by Truck Scales
- GPA 8195 – Tentative Standard for Converting Net Vapor Space Volumes to Equivalent Liquid Volumes
- GPA 8217 – Temperature Correction for the Volume of NGL and LPG Tables GPA 23E, 24E, 53E, 54E, 59E, and 60E
Interaction with other GPA Midstream Committees/Outside Organizations
Committee members work with other technical committees, as well as with the American Gas Association, American Petroleum Institute and the American Society for Testing and Materials.
