Gas leak from recycle line

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Alert ID: 
Description of Task: 

A smell of gas was reported in the vicinity of the NGL plant. Thorough checks of the area were undertaken which identified a pinhole leak on pipework beneath a compressor. The compressor was taken offline in a controlled manner.

Lessons Identified: 

It is important to ensure all pipework identified as redundant is removed – where this does not occur it must remain part of the inspection programme


  • Interim inspections undertaken to confirm line status
  • Dead leg scheduled for removal.
  • Similar configurations investigated across other assets
Information source: 
Contact Details: 
Brian Tadeo, HSSE Manager, Apache
Specific Equipment: 

Pinhole leak identified on a line which forms part of a recycle system, isolated from direct entry to the compressor but remaining part of the overall system.

Incident consequence: 
Hydrocarbon release
Production operations
Fixed Installation
Cause of accident or incident: 
Uncontrolled release of a flammable gas or liquid