Southern Harbours

Botany Bay

Lower Georges River

Port Hacking

Friday 18 October 2019

Issued at 10:15 AM

Rainfall data has been used to predict the likelihood of bacterial contamination at swimming sites in Botany Bay, lower Georges River and Port Hacking.

Hover over maps for council updates, the latest weekly star ratings and annual Beach Suitability Grades.



Sydney Water has advised of a sewage overflow in Yowie Bay on 15 October 2019 which may affect Port Hacking. As a precaution, swimming should be avoided at Port Hacking due to the possibility of pollution. Contact Sydney Water on 13 20 90 for details.


Pollution is unlikely Pollution is unlikely, enjoy your swim!
Pollution is possible Pollution is possible, take care.
Pollution is likely Pollution is likely, avoid swimming today.
Update Updated information available.

More information about this forecast


As a general precaution, swimming in Botany Bay, lower Georges River and Port Hacking should be avoided for up to three days following rainfall or for as long as stormwater is present. The most obvious signs of stormwater pollution are water discolouration as well as debris in the water and on the tide line.

* Please note water temperature in estuarine areas can be warmer in summer and cooler in winter than the reported ocean temperature.


Beach Conditions

Weather – Sunny. 

Winds – W/SW 15 to 20 km/h becoming light in the morning then becoming NE 15 to 20 km/h in the afternoon.

Rainfall – 3.5mm in the previous 5 days.

Expected maximum temperature – 23oC

Ocean temperature – 18oC

Swell – Southerly 1.5 to 2.5 metres.

High tide – 1.64 metres at 11:45

Low tide – 0.44 metres at 18:15



Report pollution 131 555
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