2021-2022 Science Planning Summaries
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2021-2022 USAP Field Season
Station and Vessel Schedules

The United States Antarctic Program operates three permanent research stations on the continent and two research vessels.

Opening Dates

  Austral Summer Openings Austral Winter Openings
Operational Science
(Early Season*)
19 Aug 2021 22 Aug 2021
19 Sep 2021
24 Feb 2022
McMurdo (Mainbody) 30 Sep 2021 2 Oct 2021
South Pole 1 Nov 2021 6 Nov 2021 15 Feb 2022
Palmer 6 Oct 2021 5 Apr 2022 N/A
Research Vessels Vessels Operate Year-Round
(Find Vessel Schedules)
*A limited number of science projects deploy early

Estimated Population

Summer Winter
McMurdo 650
(weekly average)
(winter total)
South Pole 90
(weekly average)
(winter total)
Palmer 23-58
(weekly average)
RV/IB* NBP 39 science and staff
ARSV** LMG Capacity per cruise: 27 science and staff
Capacity per transit to/from Palmer Station: 37 science and staff with two berthing vans.
*RV/IB, Research Vessel/Icebreaker
**ARSV, Antarctic Research Support Vessel