Algae alerts

22 MAY 2024

Blue-green algae Red Alert lifted for Hunter River upstream of Glenbawn Dam

The Red Alert warning issued on 10/05/2024 for high levels of potentially toxic blue-green algae for Hunter River upstream of Glenbawn Dam has been lifted. The river site is now on No Alert.
16 MAY 2024

Algal red alert lifted for Lake Wetherell / Menindee main weir

The red alert warning issued on 12 February for high levels of potentially toxic blue-green algae for the Menindee Lakes at Lake Wetherell site 4 / Menindee main weir has been lifted. The storage is now on amber alert.
16 MAY 2024

Blue-green algae red alert for Lake Pamamaroo outlet

WaterNSW has issued a red alert warning for high levels of potentially toxic blue-green algae for the Menindee Lakes at Lake Pamamaroo outlet.
16 MAY 2024

Blue-green algae Red Alert for Keepit Dam

WaterNSW has issued a Red Alert warning for high levels of potentially toxic blue-green algae for Keepit Dam located 50km North-West of Tamworth.
10 MAY 2024

Blue-green algae Red Alert for Hunter River upstream of Glenbawn Dam

WaterNSW has issued a Red Alert for high levels of potentially toxic blue-green algae for the Hunter River upstream of Glenbawn Dam, from Belltrees to the upper reaches of the lake. The red alert does not apply to Lake Glenbawn.
9 MAY 2024

Blue-green algae Red Alert lifted for Hume Dam at Frist Bay Creek crossing of the Murray Valley Highway near Tallangatta

The Red Alert warning issued on 4 December 2023 for potentially toxic blue-green algae for Hume Dam at Frist Bay Creek crossing of the Murray Valley Highway near Tallangatta has been lifted. The storage is now on Amber Alert.
3 MAY 2024

Blue-green algae Red Alert lifted for Pindari Dam

The Red Alert warning issued on 12 April for potentially toxic blue-green algae at Pindari Dam has been lifted. The storage is now on Amber Alert. The Severn River below Pindari Dam remains on Amber Alert.
30 APRIL 2024

Blue-green algae Red Alert lifted for Chifley Dam

The Red Alert warning issued by WaterNSW on behalf of Bathurst Regional Council on 10 April for a high level of potentially toxic blue-green algae has been lifted for Chifley Dam near Bathurst in the Central West.
23 APRIL 2024

Blue-green algae Red Alert lifted for Toonumbar Dam and Iron Pot Creek immediately downstream of Toonumbar Dam

The Red Alert warnings issued by WaterNSW for a high level of potentially toxic blue-green algae has been lifted for Toonumbar Dam and Iron Pot Creek immediately downstream of Toonumbar Dam in the north of the state.
23 APRIL 2024

Blue-green algae red alert lifted for Burrendong Dam

The red alert warning for toxic blue-green algae issued on 11 April for Burrendong Dam has been lifted. The storage is now on amber Alert.

Related links

Algae Alerts NSW map

WaterNSW acknowledges the traditional custodians of the lands and waters on which we work and pay our respects to all elders past, present and emerging. Learn more