Blue-green Algae Red Alert warning for Lachlan River at Willandra Weir has been downgraded

30 MARCH 2023

The Red Alert level warning issued by WaterNSW for a high level of potentially toxic blue-green algae has been downgraded for Lachlan River at Willandra Weir.

Blue-green algae occur naturally and can reproduce quickly in favourable conditions where there is still or slow-flowing water, abundant sunlight, and sufficient levels of nutrients.

Blue-green algae usually appear as green paint-like scums on the water, near the edges, or as greenish clumps throughout the water. It makes the water appear dirty, green, or discoloured and generally has a strong musky or earthy odour.

People who believe they may have been affected by blue-green algae are advised to seek medical advice.

Visit the local council or local water utility websites for information about the management of blue-green algae risks in the nearby treated drinking water supplies.

Updates and information about blue-green algae blooms and red level warning areas can be obtained by visiting – www.waternsw.com.au/algae or Water Insights or calling 1800 999 457.

General enquiries – Shashika Korotta-Gamage |Shashika.Korotta-Gamage@waternsw.com.au

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