Weekly water update

Data for week ending 22 June 2017
Last update at 5:00 PM 22 June 2017

Dam storage levels

62.3%

1129.6 billion litres this week

-0.3%

Less than week ending 15 June 2017

Avg. catchment rainfall

1 mm

This week

-2.9mm

Less than week ending 15 June 2017

Flow into dams

2,852 ML

This week

-852ML

Less than week ending 15 June 2017

Water use

143 L

Daily avg. per person this week

6L

More than week ending 15 June 2017

Storages down as below average rain continues
 

Dam levels decreased by 0.3% of capacity, representing a net loss of 4.4 billion litres over the week.

The four major catchments received between 0.8 to 1.4 mm of rain, the average being 1.0 mm. This was 96.0% below the long term average for the period of 25.3 mm.

The 2.9 billion litres of stream flow was 70.0% below the 30 year average for the period (9.5 billion litres).
Water storages are now 62.3% (1,129.6 billion litres) full, compared with 58.8% (1,065.9 billion litres) at the same time last year a difference of 63.7 billion litres.

Melburnians used an average of 143 litres of water per person per day. This is 6 litres more than the previous week.

Permanent water use rules are currently in place and Target 155 has been launched to encourage Melburnians to reduce water consumption.

Information on Target 155 is available on the Department of Environment, Land, Water and Planning's website or by contacting your local water retailer.
 

Dam storage levels

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62.3% full at 22 June 2017

1,129,578 ML
Reservoir Total capacity (ML) Current volume (ML) % Full Rainfall recorded (mm)
Thomson 1,068,000 648,074
-3,100 since last week
60.7% 0.8 (verified)
View hourly unverified
Cardinia 286,911 187,062
+1,615 since last week
65.2% N/A
View hourly unverified
Upper Yarra 200,579 97,551
-1,390 since last week
48.6% 1.2 (verified)
View hourly unverified
Sugarloaf 96,253 67,642
-1,516 since last week
70.3% N/A
View hourly unverified
Silvan 40,445 35,383
-53 since last week
87.5% N/A
View hourly unverified
Tarago 37,580 33,199
-119 since last week
88.3% N/A
View hourly unverified
Yan Yean 30,266 26,463
-25 since last week
87.4% N/A
View hourly unverified
Greenvale 26,839 22,221
+152 since last week
82.8% N/A
View hourly unverified
Maroondah 22,179 9,101
-310 since last week
41.0% 1.4 (verified)
View hourly unverified
O'Shannassy 3,123 2,882
+312 since last week
92.3% 1.2 (verified)
View hourly unverified
Total 1,812,175 1,129,578
-4,434 since last week
62.3% N/A

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Dam storage levels includes all of Melbourne's water storage areas that receive water from catchments and the desalination plant.

Storages

Monthly average storage levels of Melbourne's reservoirs over the years. Data is updated at the end of each month. View our interactive storage graph, displaying data from 1940 - present.

Rainfall at dams

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Catchment This week (mm) This week's long term average (ML) based on mean from previous 30 years Variation
(to the average)
Same time last year
Thomson 0.8 24.0 -96.7% 40.4mm
Upper Yarra 1.2 24.4 -95.1% 23.4mm
O'Shannassy 1.2 35.8 -96.6% 35.2mm
Maroondah 1.4 22.9 -93.9% 23.4mm

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Rainfall data is a weighted average catchment figure that is validated and provided for four major catchments only.

Flow into dams

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Catchment This week (ML) This week's long term average (ML) based on mean from previous 30 years Variation
(to the average)
Same time last year (ML)
Thomson 1,070 4,070 -73.7% 4,260
Upper Yarra 728 2,200 -66.9% 1,036
O'Shannassy 507 1,700 -70.2% 1,293
Maroondah 547 1,550 -64.7% 1,527
Total 2,852 9,520 70% 8,116

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Flow into dams is a total of water flowing from our four major catchments into reservoirs.

Water use for Melbourne

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Daily water use This week's daily average (L) Last week's daily average (L)
Per Person Water Use 143 137

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Water use shows Melbourne's total usage each day and includes Western Water. The total amount used by all Melbournians -both business and households.

All figures include non-metropolitan supply for Western Water (supplied since March 2000), which are not included in annual Melbourne metropolitan consumption figures.

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