South East Queensland
42.6 Diversions from storages

Supporting Information

This line item represents the direct diversions from Lake Samsonvale (North Pine Dam), Lake Somerset and Lake Wivenhoe. It does not include discharges to the downstream river for the purpose of supplying downstream customers with water based on supplemented entitlements.

Quantification Approach

Data Source

Seqwater database.

Provided by



Seqwater provided daily diversion data from Lake Samsonvale (North Pine Dam) to North Pine Water Treatment Plant (WTP) and Petrie WTP. The diversion of water to Toowoomba as shown in line item 17.21 Other surface water decrease was also included in this line item as this represented a diversion from LakeWivenhoe. Data on diversions to small local recreational WTPs (such as WTPs at recreational picnic areas) were not included in this line item.

Assumptions, Limitations, Caveats and Approximations


Uncertainty Information

The uncertainty estimate was not quantified.

Comparative year

This line item was not reported in the 2010 Account.