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Deepwater Poseidon

Transocean · Drilling rig · updated 19 July 2026

Now

What is it doing?
Contracted
For whom?
Shell
Where?
U.S. Gulf Of Mexico
Until when?
Feb 2028

Next

Next assignment or transition
No follow-on work identified
Options
No follow-on work identified
Downtime
No planned downtime identified

Commercial outlook

Classification
Committed
Estimated usable window
Schedule not disclosed
Confidence
Source-reported

Visual schedule

Shell
U.S. Gulf Of Mexico
Sept 2018 – Feb 2028
Firm
Evidence
Source document
May 2026 Fleet Status Report
Relevant excerpt
Deepwater Poseidon 1 1,400 2018 USGOM Shell Firm Sep-18 Feb-28 499,000
Publication date
1 May 2026
Retrieval date
18 July 2026
Confidence
Source-reported
Open source

Technical profile

{
  "name": "Deepwater Poseidon",
  "slug": "deepwater-poseidon",
  "owner": "Transocean",
  "assetClass": "drilling_rig",
  "sourceExcerpt": "Deepwater Poseidon                          1                   1,400                      2018        USGOM              Shell               Firm         Sep-18      Feb-28             499,000"
}

Change history

Contract awarded
Shell · USGOM · Firm Sep-18 – Feb-28
Historical baseline · detected 18 July 2026 · Source

Evidence

Each schedule block links to the official source excerpt supporting that fact.