Macquarie Island Station

The Macquarie Island Station, also known as "Macca," is a permanent Australian research base located on Macquarie Island, a remote subantarctic island in the Southwest Pacific Ocean. Operated by the Australian Antarctic Division (AAD), the station is a crucial hub for scientific research and long-term environmental monitoring.

## History and Purpose

The island's strategic location, roughly halfway between Tasmania and Antarctica, has made it a significant site for scientific and logistical operations for over a century. A scientific station was first established on the island in 1911 by Sir Douglas Mawson, who used it as a radio relay base for his Australasian Antarctic Expedition.

The modern, continuously occupied research station was founded in 1948 by the Australian National Antarctic Research Expeditions (ANARE). Its primary purpose is to support research in:
- Biology: The island is a UNESCO World Heritage site and a haven for vast populations of seabirds, seals, and penguins. The station facilitates vital research on their populations, behavior, and ecology.
- Geosciences: Macquarie Island is geologically unique, being the only place on Earth where rocks from the Earth's mantle are actively exposed above sea level. This makes it a key site for geological and seismic studies.
- Meteorology and Climate Science: The station's location in the Southern Ocean makes it an ideal place for long-term climate monitoring, providing crucial data for weather forecasting and understanding global climate systems.

## Operations and Facilities

The Macquarie Island Station is located on an isthmus at the northern end of the island. The station is a self-contained community, with facilities including:
- Laboratories for various scientific disciplines.
- Workshops for trades and maintenance.
- Accommodations and living quarters for expeditioners.
- A powerhouse, providing electricity from a combination of diesel generators and renewable energy sources like wind turbines.

The station's population fluctuates throughout the year, with a larger crew of around 40 people in the summer and a smaller team of about 16 for the winter. The station is only accessible by ship, with one annual resupply voyage carrying personnel and cargo.

## Modernization project

Given the aging infrastructure, the Australian government has committed significant funding to build a new, more sustainable, and resilient research station on Macquarie Island. This modernization project aims to provide modern facilities that can support year-round operations and ensure the continued safety and well-being of the expeditioners. The new station is planned for completion by 2032.

## Infobox (settlement)

- **name**: Macquarie Island Station
- **settlement type**: Subantarctic base
- **image skyline**: MacquarieIslandIsthmus.JPG
- **imagesize**: 280px
- **image caption**: Macquarie Island Isthmus, looking south from the summit of Wireless Hill, overlooking the research station
- **pushpin map**: Oceania
- **pushpin map alt**: Location of Macquarie Island Station, relative to Australia and New Zealand
- **pushpin map caption**: Location of Macquarie Island Station, relative to Australia and New Zealand
- **pushpin mapsize**: 280
- **pushpin relief**: yes
- **pushpin label position**: top
- **established title**: Established
- **established date**: 1911
- **population blank1 title**: Summer
- **population blank1**: 40
- **population blank2 title**: Winter
- **population blank2**: 16
- **population density km2**: auto
- **timezone1**: Time in Australia, AEST
- **utc offset1**: +10:00
- **timezone1 dst**: Daylight saving time in Australia, AEDT
- **utc offset1 dst**: +11:00