Climate Action Cowichan Valley | Water Levels | Cowichan Adapts
Current Conditions
Drought Levels
:
0 – Normal
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Water Restrictions
:
0 - No Restrictions
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Fire Restrictions
:
0 - None
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Drought & extreme heat
Water Levels

Surface Water Storage Levels

Life in watersheds across the region relies on water in the streams, lakes, wetlands and aquifers. Water is withdrawn from both ground and surface water bodies to supply homes, businesses and agriculture. Groundwater level and streamflow Information about the water bodies which support these withdrawals can be found through the province’s real-time water data tool.

Water bodies

Cowichan Lake

Water in Cowichan Lake supports the Town of Lake Cowichan’s community water system. A weir at Cowichan Lake stores water so that it is also available for users downstream. Catalyst withdraws water from the Cowichan River for delivery to the Pulp and Paper Mill and the community of Crofton. Water is withdrawn about a kilometer upstream of the Allenby Road bridge in Duncan. Catalyst maintains a graph which shows change in lake level over the course of the year.

Shawnigan Lake

A weir at Shawnigan Lake stores water so that it is available for the communities of Shawnigan Lake and Mill Bay. The community of Shawnigan Lake withdraws water from the Lake. Some users in Mill Bay withdraw water from Shawnigan Creek. However, most of the community of Mill Bay is supplied by groundwater. A lake level gauge was installed in May 2021 at the Decca Road water intake for the Shawnigan North Community water system. Real-time Shawnigan Lake levels are tracked through the province’s water data monitoring tool.

Stocking Lake

A dam at Stocking Lake stores water so that it is available for use by the Town of Ladysmith, Saltair and the Diamond area. Water is withdrawn through an intake at the dam and then distributed to these communities. The Town of Ladysmith maintains a graph which shows the % available water
storage remaining.

Holland Lake

A weir at Holland Lake stores water so that it is available for use by the Town of Ladysmith and the Diamond area. Water is withdrawn through an intake at the weir and then delivered to these communities. The Town of Ladysmith maintains a graph which shows the % available water storage remaining.

BC Streamflow Map
BC Gov Streamflow Map
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See the Full Streamflow Map

For more information on streamflow, visit the BC Gov Streamflow Map.