This paper presents the assessment methodology, technology, data sources, workflows, critical factors and intermediate results of Marathon Oil Company's production surveillance solutions implemented within two major asset teams, Permian Basin and East Texas. It is represented as a model for operators implementing digital oilfields, i-fields, or automation to improve the surveillance aspect of their production operations. The paper presents an asset-based collaborative project process for needs assessment, a surveillance solution for linking and visualizing production data, a workflow definition process, and a mentoring approach on the solution and workflow to insure successful implementation and value realization.

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