June 2018 Summary
Rainfall was average or lower than average across 98 per cent of the area. Mean rainfall was 24 mm, 40 per cent lower than the long-term mean of 40 mm for June.
Streamflow was lower than average for 72 per cent of the sites, following the rainfall pattern and the dry conditions from the previous month. At seven sites streamflows were lowest for June since 1980 due to dry catchment conditions. Streamflow data are not yet available this month for 13 sites in southern part of the Murray–Darling Basin. The page will be updated once data becomes available.
Median streamflow salinity (electrical conductivity) varied largely across the region between 48 and 9846 μS/cm. Streamflow was fresh or better quality for 73 per cent of the sites and brackish for 17 per cent of the sites. Bremer River At Harrogate (Opposite Tennis Court) had the highest salinity of all sites. Streamflow salinity data are not yet available this month for 11 sites in southern part of the Murray–Darling Basin. The page will be updated once data becomes available.
During June, total volumes increased in five storage systems, decreased in five and remained stable in eight. By the end of the month, the volume of water stored was 51 per cent of the total accessible capacity, a decrease of 17 per cent from the previous year.
|Rainfall decile group||Percentage of area|
|Highest on record since 1900||0%|
|Very much above average||Less than 1%|
|Very much below average||10%|
|Lowest on record since 1900||0%|
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