There are currently no upcoming events.

 Committee Scope

The Subcommittee on Liquid Measurement (COLM) develops, approves and maintains standards dealing with the measurement of flowing hydrocarbon liquids, including:

  • Tank Calibration, MPMS Chapter 2
  • Tank Gauging, MPMS Chapter 3
  • Proving Systems, MPMS Chapter 4
  • Metering, MPMS Chapter 5
  • Metering Assemblies, MPMS Chapter 6
  • Calculation of Petroleum Quantities, MPMS Chapter 12
  • Statistical Aspects of Measuring and Sampling, MPMS Chapter 13 (Joint with
    COMQ)
  • Measurement by Weight, MPMS Chapter 16
  • Crude by Truck, MPMS Chapter 18
  • Flow Measurement—Electronic Liquid Measurement, MPMS Chapter 21.2
  • Testing Protocols—MPMS Chapter 22 (Joint with COGFM)

For a complete listing of active COLM subordinate groups, click here. To access the sites themselves, you MUST be logged in.

COLM supports the API Downstream Department's Weight's and Measures Subcommittee.

 
 
 Forms & Reference Documents
 COPM Links
  
  
  
Folder: 20172017jonesj@api.org
Folder: 20152015jonesj@api.org
Folder: 20162016jonesj@api.org
Folder: 20142014HefflingerP@api.org
Folder: 20132013HefflingerP@api.org
Folder: 20122012jonesd@api.org
Folder: 20112011jonesd@api.org
Folder: 20102010jonesd@api.org
Folder: 20072007kurylac@api.org
Folder: 20082008kurylac@api.org
Folder: 20092009kurylac@api.org
 

 Ballots

 Ballot IDStatusResultsOpensClosesDescription
Committee ID : 296275COLM: Committee on Liquid Measurement
5021ClosedResolution Required02/03/202004/06/2020API MPMS Ch. 12.4.1 1st Ed., COLM Ballot
5815ClosedResolution Required07/20/202208/31/2022API MPMS Ch. 6.4A Lease Automatic Custody Transfer (LACT) Systems, First Edition
5853ClosedResolution Required09/01/202210/14/2022API COLM TR 25XX Measurement of Produced Water for Custody Transfer
5948OpenIn Progress11/02/202212/09/2022Reaffirmation of API MPMS Chapter 13.3 Measurement Uncertainty
5944OpenIn Progress11/02/202212/09/2022Reaffirmation of API MPMS Chapter 3.3 Level Measurement of Liquid Hydrocarbons in Stationary Pressurized Storage Tanks by Automatic Tank Gauging
5945OpenIn Progress11/02/202212/09/2022Reaffirmation of API MPMS Chapter 3.6 Measurement of Liquid Hydrocarbons by Hybrid Tank Measuring Systems
5946OpenIn Progress11/02/202212/09/2022Reaffirmation of API MPMS Chapter 4.2 Displacement Provers
5947OpenIn Progress11/02/202212/09/2022Reaffirmation of API MPMS Chapter 5.1 General Consideration for Measurement by Meters
 
Privacy Policy | Terms and Conditions | Legal Notices | Copyright - API. All rights reserved