Real-Time Dam Levels
Across Australia

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
Tallowa Water Level

Tallowa Water Level

New South Wales · Sydney
Reviewed by Water Resources Analyst
Hydrological Summary: Tallowa currently stores 100% of its total 90 GL capacity. Located in NSW and operated by WaterNSW, it is a critical water source for regional supply and irrigation.
Data officially sourced and updated from New South Wales water authorities. Last dataset update: 2026-06-04 00:00:00
Current Storage Level 100%
Total Capacity
90 GL
Status
Normal / Safe
Operator
WaterNSW
Last Updated
04 Jun 2026
Live Weather
19°C Clear sky
Rain: 0mm | Hum: 42%

Water Level Analysis

Reservoir storage at Tallowa is near full capacity. Standing at an impressive 100%, the total volume sits at 90 GL. Such elevated levels ensure uninterrupted supply for the surrounding catchments.

Catchment & Hydrological Impact

Fed primarily by the Shoalhaven River, this reservoir plays a critical role in the South East Coast (NSW) drainage division. Hydrological health in this specific drainage basin is vital for downstream ecosystems. The South East Coast (NSW) region relies heavily on the seasonal inflows captured here.

Agricultural & Economic Significance

Agriculture in the surrounding areas of New South Wales depends heavily on the water security provided by Tallowa. Irrigation allocations are directly tied to these storage metrics. Without the buffer provided by this massive 90 GL storage, regional farming would face extreme volatility.

Ecological & Recreational Context

The surrounding catchment of Tallowa 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

Current local temperatures are sitting at a moderate 19°C. Under current clear sky weather, there is no direct rainfall contributing to the immediate storage levels.

Future Outlook & Monitoring

Looking ahead, the trajectory of Tallowa's water levels will depend heavily on upcoming seasonal rainfall patterns. Continuous telemetry and advanced hydrological modeling are employed to forecast storage changes. Given the unpredictable nature of Australia's climate, from La Niña flooding to El Niño droughts, maintaining a dynamic operational strategy for Tallowa is absolutely essential.

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Frequently Asked Questions

What is the current water level of Tallowa?
As of the latest official reading, the water level at Tallowa is at 100% of its total capacity.
Is Tallowa currently full?
Yes, Tallowa is virtually full at 100%.
What is the maximum water capacity of Tallowa?
When completely full (100%), Tallowa can hold up to 90 Gigalitres (GL) of water.
Where is Tallowa located?
This reservoir is a critical water storage facility located in the state of New South Wales, Australia.
How does the water level at Tallowa affect local agriculture?
Water levels dictate the irrigation allocations for surrounding farmlands. A healthy level of 100% ensures that local farmers have the necessary water security for their seasonal crops and livestock.
Who manages the data for Tallowa?
The data is sourced from official government authorities including the Bureau of Meteorology (BOM) and specific state water utilities.

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