Monthly Water Update

small map representing the district South East Coast (NSW)

South East Coast (NSW)

August 2017 Summary

Rainfall was lower than average across 66% of the area, mainly in the north and centre. Mean rainfall was 18 mm, 65% lower than the 1900 to 2016 mean of 52 mm for August.

Streamflows were lower than average for 64% of the sites, spread throughout the drainage division. Low streamflow for this month is due to low rainfall in the previous.

Median streamflow salinities varied between 206 and 3496 microSiemens/cm. Streamflows were high quality or fresh for 40% of the sites and brackish for 40% of the sites. Byswater Creek At Liddell had the highest salinity of all sites.

During August, storage volumes decreased in 5 systems and remained stable in one. By the end of the month, the volume of water stored was 89% of the total accessible capacity, a decrease of 5% from the previous year.

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Rainfall

map visualising rainfall details

Streamflow

map visualising streamflow details

Streamflow salinity

map visualising salinity details

Water storages

map visualising storage details

Rainfall

map visualising rainfall details for South East Coast (NSW)

Rainfall statistics

Rainfall decile group Percentage of area
Highest on record since 1900 0%
Very much above average 0%
Above average Lower than 1%
Average 33%
Below average 29%
Very much below average 36%
Lowest on record since 1900 1%

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