API MPMS 3

API MPMS CHAPTER 3 :
Manual of Petroleum Measurement Standards Chapter 3—Tank Gauging

API MPMS Chapter 3—Tank Gauging , provides standardized procedures for measuring liquid levels in petroleum storage tanks.
It covers both manual and automatic tank gauging methods to ensure accurate volume determination and inventory control.
The chapter helps improve consistency in custody transfer, stock reconciliation, and operational measurements across the petroleum industry.
It also addresses measurement accuracy, equipment requirements, and best practices for reliable tank gauging operations.
API MPMS Chapter 3 is widely used by refineries, terminals, pipelines, and storage facilities to achieve precise petroleum measurement and regulatory compliance.

Scope of MPMS Chapter 3 :

Standardized procedures for gauging liquid hydrocarbons in various types of tanks, containers, and carriers.

List of Standards in this Package:

1. API MPMS 3.1A_2013_R2018 : Standard Practice for the Manual Gauging of Petroleum and Petroleum Products
2. API MPMS 3.1B :2018 +(2021 SCAN)   :Standard Practice for Level Measurement of Liquid Hydrocarbons in Stationary Tanks by Automatic Tank Gauging
3. API MPMS 3.2_1995 : Standard Practice for Gauging Petroleum and Petroleum Products in Tank Cars
4. API MPMS 3.3_1996 (R2011) : Standard Practice for Level Measurement of Liquid Hydrocarbons in Stationary Pressurized Storage Tanks by Automatic Tank Gauging
5. API MPMS 3.4_1995 : Standard Practice for Level Measurement of Liquid Hydrocarbons on Marine Vessels By Automatic Tank Gauging
6. API MPMS 3.5_1997 (R2013) : Standard Practice for Level Measurement of Light Hydrocarbon Liquids Onboard Marine Vessels by Automatic Tank Gauging
7. API MPMS 3.6 (2001-ERRATA, SEPTEMBER 2005) : Measurement of Liquid Hydrocarbons by Hybrid Tank Measurement Systems