A burst of very hot weather has prompted the SA Surroundings Division to start releasing drinking water into the River Torrens to attempt to prevent expansion of blue green algae in the Torrens Lake around Adelaide’s CBD.
The department’s Kym Great explained water from upstream reservoirs would be flushed by means of the Torrens in a series of managed releases.
He said it experienced worked well in the previous two summers with blue eco-friendly algal progress held under amounts which would or else cause a closure of the lake.
“We have progressively fine tuned the volumes of h2o we have required and the period of the flows, so this year we are trialling h2o at about 150 megalitres a day for 3, possibly 4 days,” he mentioned.
“The expansion of blue inexperienced algae is straight impacted by the temperature so when we get these heatwaves, as we generally do, and we get them three, four times via summer season period of time, which is the time that we really require to be lively and seeing the development prices.”
Before this yr hydrogen peroxide was extra to the Torrens Lake to treat an algal bloom.
Adelaide is forecast to experience its initial heatwave of summer this weekend with temperatures in the large 30s.
Subjects: h2o, water-management, atmosphere, water-air pollution, adelaide-5000, sa