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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
Penstock Lagoon Water Level

Penstock Lagoon Water Level

Tasmania · Lower Derwent
Reviewed by Water Resources Analyst
Hydrological Summary: Penstock Lagoon currently stores 69.7% of its total 1 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 69.7%
Total Capacity
1 GL
Status
Normal / Safe
Operator
Hydro Tasmania
Last Updated
03 Jun 2026
Live Weather
8°C Partly cloudy
Rain: 0mm | Hum: 66%

Water Level Analysis

Penstock Lagoon is currently exhibiting average water retention levels. The current reading shows the reservoir at 69.7%, translating to 1 GL. Authorities continue to monitor inflows carefully.

Agricultural & Economic Significance

Agriculture in the surrounding areas of Tasmania depends heavily on the water security provided by Penstock Lagoon. The local economy, heavily rooted in agriculture, fluctuates in tandem with the health of this reservoir. Without the buffer provided by this massive 1 GL storage, regional farming would face extreme volatility.

Ecological & Recreational Context

Ecologically, the reservoir and its immediate wetlands serve as a crucial habitat for native Australian wildlife. When capacity allows, Penstock Lagoon becomes a hub for regional tourism and water sports. Authorities must constantly balance the need for human water consumption with the ecological necessity of maintaining healthy river systems downstream.

Current Weather & Evaporation Impact

With a mild reading of 8°C today, surface evaporation is significantly reduced, helping to preserve current volume. With 0mm of recent rainfall and partly cloudy skies, the catchment is relatively dry today.

Future Outlook & Monitoring

Looking ahead, the trajectory of Penstock 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.

Location Map

Frequently Asked Questions

What is the current water level of Penstock Lagoon?
As of the latest official reading, the water level at Penstock Lagoon is at 69.7% of its total capacity.
Is Penstock Lagoon currently full?
It is partially full, currently holding steady at 69.7%.
What is the maximum water capacity of Penstock Lagoon?
When completely full (100%), Penstock Lagoon can hold up to 1 Gigalitres (GL) of water.
Where is Penstock Lagoon located?
This reservoir is a critical water storage facility located in the state of Tasmania, Australia.
How does the water level at Penstock Lagoon affect local agriculture?
Water levels dictate the irrigation allocations for surrounding farmlands. A healthy level of 69.7% ensures that local farmers have the necessary water security for their seasonal crops and livestock.
Who manages the data for Penstock Lagoon?
The data is sourced from official government authorities including the Bureau of Meteorology (BOM) and specific state water utilities.

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