Antarctic Wastewater Discharge Impact Assessment at Davis Station

AU_AADC collected biological and environmental data to assess the impact of untreated sewage effluent discharged from Davis Station into the nearshore marine environment since 2005. The dataset supports evaluating wastewater properties, environmental dispersal characteristics, and ecological impacts to guide treatment infrastructure upgrades. Data collection concluded around March 2010.

Use Cases

• Model contaminant dispersal by analyzing wastewater properties and local marine current data.
• Assess ecological impacts by correlating wastewater discharge metrics with benthic community health indicators.
• Evaluate treatment options by comparing baseline contaminant levels against regulatory thresholds from the Antarctic Treaty.
• Study long-term environmental trends by examining time-series data on water quality parameters near the outfall.

Strengths

• Data collection was designed to meet specific national (ATEP) and international (Madrid Protocol) regulatory standards.
• Assessment covers multiple objectives: wastewater properties, environmental dispersal, impacts, and treatment evaluation.

Limitations

• The dataset's specific size, row count, and column details are unknown.
• Data is temporally stale, with the last update recorded in March 2010.

Provenance

Source

AU_AADC (Australian Antarctic Data Centre).

Collection Method

Field measurements and sampling for wastewater properties, environmental dispersal, and impact assessment.

Time Range

Covers period up to 2010, with discharge activity noted since 2005.

Freshness

2010-03-31

Geography

Nearshore marine environment in the vicinity of Davis Station, Antarctica.