API Standards Information

This section contains a collection of standards information used by the American Petroleum Institute ( API ). Further information on the standards may be found in the API publications "Recommended Standard Format for Recording Digital Well Log Data on Magnetic Tape" ( API Bulletin D9 ) and "The API Well Number and Standard State and County Numeric Codes Including Offshore Waters" ( API Bulletin D12A ). These standards include;

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Canadian_Province__Districts__and_Offshore_Area_Codes 

Curve_Class_Code 

Curve_Modifier_Codes 

Curve_Type_Codes 

Service_contractor__Logging__and_Digitizing_Company_Codes 

Log_Type_Codes 

Mexico_State_Codes 

Mud___Drilling_Fluids___Codes 

Country_Codes 

US_County_Code_Excel_with_Offshore 

US_State_Codes 

API_Numbering_Guidelines  (technical explanation & examples)  

Note: This information has been gathered from other sites and is provided here as a permanent resource to our members. However, no effort is made to keep this information up-to-date.