Monthly Water Update

small map representing the district Tasmania

Tasmania

June 2019 Summary

Rainfall was mostly average or lower than average across 91 per cent of the area. Mean rainfall was 117 mm, 14 per cent lower than the long-term mean of 136 mm for June.

Streamflow was average to lower than average (including lowest on record) for 76 per cent of the sites. The monitoring site Mersey River - at Liena had the third highest streamflow for June since 1980. At three sites streamflows were the lowest for June since 1980.

Median streamflow salinity (electrical conductivity) varied between sites from 34 to 132 μS/cm. Streamflow was fresh for all of the sites.

During June, the total accessible storage volume increased in the Lake Margaret system. By the end of the month, the volume of water stored was 67 per cent of the total accessible capacity, a decrease of 29 per cent from the same time last 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 Tasmania

Rainfall statistics

Rainfall decile group Percentage of area
Highest on record since 1900 0%
Very much above average 0%
Above average 5%
Average 60%
Below average 31%
Very much below average 5%
Lowest on record since 1900 0%

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