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Track water storage, capacity and historical trends for major reservoirs in New South Wales, Victoria, Queensland and beyond.

57.3% National average
303 Dams tracked
87,729 GL Total capacity
06 Jun 2026 Last Updated

Shannon Lagoon Water Level

Tasmania · Lower Derwent
Reviewed by Water Resources Analyst
Hydrological Summary: Shannon Lagoon currently stores 58.5% of its total 2 GL capacity. Located in TAS and operated by Hydro Tasmania, it is a critical water source for regional supply and irrigation.
Data officially sourced and updated from Tasmania water authorities. Last dataset update: 2026-06-03 17:45:00
Current Storage Level 58.5%
Total Capacity
2 GL
Status
Normal / Safe
Operator
Hydro Tasmania
Last Updated
03 Jun 2026
Live Weather
6°C Partly cloudy
Rain: 0mm | Hum: 73%

Water Level Analysis

Water capacity at Shannon Lagoon is holding at moderate levels. The current reading shows the reservoir at 58.5%, translating to 2 GL. While adequate, continuous monitoring is standard procedure for this catchment.

Agricultural & Economic Significance

Agriculture in the surrounding areas of Tasmania depends heavily on the water security provided by Shannon Lagoon. Irrigation allocations are directly tied to these storage metrics. Without the buffer provided by this massive 2 GL storage, regional farming would face extreme volatility.

Ecological & Recreational Context

The surrounding catchment of Shannon Lagoon also supports diverse local flora and fauna. During periods of healthy water levels, the area often sees an increase in recreational activities such as fishing, boating, and camping. However, environmental flow releases must be carefully balanced to protect downstream river health.

Current Weather & Evaporation Impact

Cooler current temperatures of 6°C help minimize evaporation losses across the reservoir. With 0mm of recent rainfall and partly cloudy skies, the catchment is relatively dry today.

Future Outlook & Monitoring

Looking ahead, the trajectory of Shannon Lagoon's water levels will depend heavily on upcoming seasonal rainfall patterns. Continuous telemetry and advanced hydrological modeling are employed to forecast storage changes. Resilience against extreme weather events remains the ultimate goal for the managers of this critical infrastructure.

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Frequently Asked Questions

What is the current water level of Shannon Lagoon?
As of the latest official reading, the water level at Shannon Lagoon is at 58.5% of its total capacity.
Is Shannon Lagoon currently full?
It is partially full, currently holding steady at 58.5%.
What is the maximum water capacity of Shannon Lagoon?
When completely full (100%), Shannon Lagoon can hold up to 2 Gigalitres (GL) of water.
Where is Shannon Lagoon located?
This reservoir is a critical water storage facility located in the state of Tasmania, Australia.
How does the water level at Shannon Lagoon affect local agriculture?
Water levels dictate the irrigation allocations for surrounding farmlands. A healthy level of 58.5% ensures that local farmers have the necessary water security for their seasonal crops and livestock.
Who manages the data for Shannon Lagoon?
The data is sourced from official government authorities including the Bureau of Meteorology (BOM) and specific state water utilities.

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