Global Unique Well Identifier Service (GUWI)

Advance prospects by matching multiple source data with industry-standard well IDs

What if you could identify any well in the world using one source?

The Global Unique Well Identifier Service (GUWI) provides industry-standard well identifiers for all known global wells, consolidating data from multiple sources. The GUWI includes the Well Registration Service and Well Matching Service. Register today to:

  • Gain access to wells in company databases or applications
  • Assign standard unique IDS to proprietary well files
  • Resolve integration issues
  • Enjoy single-source access to vendor data

What's Included

Well Registration Service

Provides a GUWI for initial wellbore and re-completion from original well bore (multiple horizontal wells, sidetracks), accommodating both pre- and post-spud requests. Includes alternate identifiers and well names assigned over time to track changes.

Well Matching Service

Links proprietary numbers with IHS Markit numbers and assigns GUWI as the master number.

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