Monthly Water Update

small map representing the district Tanami - Timor Sea Coast

Tanami – Timor Sea Coast

September 2019 Summary

Rainfall was variable across the drainage division, with higher than average rainfall occurring in 45 per cent of the area mainly in the west and south. Lower than average rainfalls occurred predominantly in the northeast. Mean rainfall was 5 mm, which is also the long-term mean for September.

Streamflows were average or lower than average for 95 per cent of the sites. Katherine River at Railway Bridge had the lowest streamflow for September since 1980.

During September, the accessible volumes in all storage systems decreased. By the end of the month, the volume of water stored was 44 per cent of the total accessible capacity, a decrease of 27 per cent from the previous year.

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map visualising rainfall details


map visualising streamflow details

Water storages

map visualising storage details


map visualising rainfall details for Tanami - Timor Sea Coast

Rainfall statistics

Rainfall decile group Percentage of area
Highest on record since 1900 0%
Very much above average 13%
Above average 32%
Average 29%
Below average 25%
Very much below average 2%
Lowest on record since 1900 0%

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