9 November 2009 26 October 2009 Latest update from DWLBC Note contrasting pictures of Currency Creek and how in May 2009, the whole area was so close to becoming acidic as shown by the red-brown colouring. How does Loveday Bay and Boggy Lake look now? No recent information on these sites as yet. 22 October 2009 Finniss regulator halted, as reported in The Times. The photos below from the Finniss River show pre-Clayton regulator and post Clayton regulator effects from the pumping of 27GL of water from Lake Alexandrina as well as from seasonal winter rains of 2009.   14 October 2009 Latest report from the DWLBC. 3 October 2009 25 September 2009 DEH press release Goolwa Channel Water Level Management Project Update . Also this media release Strategy to Minimize Fish Deaths in Lake Albert . 28 August 2009 200 ha acidic water discovered near Lake Alexandrina at Loveday Bay As of August 2009, 20,000 hectares of Acid Sulphate Soils have been exposed. Click here for information on the Regulators being constructed. Background reading on Bio-remediation Read what DEH has planned for controlling acid sulphate soils around the Lower Lake region. Bio-remediation starts with the use of agricultural lime to neutralize the sulphuric acid, and then the seeding of native plants to stabilize the soils and thereby keep further acid from being exposed. CSIRO information on Acid Sulphate Soils in the Lower Lakes. Read how other states manage acid sulfate soils. The DEH is notifying the public of the 'progress' at this website http://www.murrayfutures.sa.gov.au/ . Interested members of the community can also sign up with the DEH for automatic email updates. The Department of Water, Land and Biodiversity Conservation (dwlbc) has a website with updates on the regulators and other remediation efforts, click here. "A couple of pix at Wally's Landing on the Finnis and the limestone 300m downstream." "A shallow, crushed limestone embankment over acid sulphate soils." "A semi (attached) unloading limestone from Robe..." "After heavier trucks got bogged in the soft lakebed mud last week, smaller machines..." " A home test kit shown here provides an indication, while an official test on the same day in the same area produced a Ph level of 2.75..." |