Real-Time Dam Levels
Across Australia

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

57.7% National average
303 Dams tracked
87,729 GL Total capacity
04 Jun 2026 Last Updated
Seaham Weir Water Level

Seaham Weir Water Level

New South Wales · Unknown
Reviewed by Water Resources Analyst
Hydrological Summary: Seaham Weir currently stores 17.8% of its total 7 GL capacity. Located in NSW and operated by Hunter Water, 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: 2026-05-31 08:00:00
Current Storage Level 17.8%
Total Capacity
7 GL
Status
Normal / Safe
Operator
Hunter Water
Last Updated
31 May 2026
Live Weather
17°C Clear sky
Rain: 0mm | Hum: 52%

Water Level Analysis

Seaham Weir is currently facing severe depletion. Currently at only 17.8% of its 7 GL capacity, the situation requires urgent monitoring. Extended drought conditions or lack of significant inflows into the catchment are likely the primary drivers of this severe depletion.

Catchment & Hydrological Impact

The Williams River acts as the primary lifeblood for Seaham Weir, making it a cornerstone of the South East Coast (NSW) network. Managing the flow from the Williams River ensures that downstream agricultural zones receive consistent supply. Catchment dynamics in the South East Coast (NSW) are deeply influenced by the retention capacity of Seaham Weir.

Agricultural & Economic Significance

Agriculture in the surrounding areas of New South Wales depends heavily on the water security provided by Seaham Weir. Irrigation allocations are directly tied to these storage metrics. Sustainable water management here ensures that both crops and livestock can survive prolonged dry spells.

Ecological & Recreational Context

The surrounding catchment of Seaham Weir also supports diverse local flora and fauna. When capacity allows, Seaham Weir becomes a hub for regional tourism and water sports. 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 17°C. With 0mm of recent rainfall and clear sky skies, the catchment is relatively dry today.

Future Outlook & Monitoring

Looking ahead, the trajectory of Seaham Weir's water levels will depend heavily on upcoming seasonal rainfall patterns. State water authorities utilize highly sophisticated monitoring tools to ensure every drop is accounted for. 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 Seaham Weir?
As of the latest official reading, the water level at Seaham Weir is at 17.8% of its total capacity.
Is Seaham Weir currently full?
No, it is currently experiencing low water levels at 17.8%.
What is the maximum water capacity of Seaham Weir?
When completely full (100%), Seaham Weir can hold up to 7 Gigalitres (GL) of water.
Where is Seaham Weir located?
This reservoir is a critical water storage facility located in the state of New South Wales, Australia.
How does the water level at Seaham Weir affect local agriculture?
Water levels dictate the irrigation allocations for surrounding farmlands. A healthy level of 17.8% ensures that local farmers have the necessary water security for their seasonal crops and livestock.
Who manages the data for Seaham Weir?
The data is sourced from official government authorities including the Bureau of Meteorology (BOM) and specific state water utilities.

Nearby Dams in New South Wales

Largest Reservoirs in New South Wales

Latest Water & Drought News

← Back to all dams