Lake Tuggeranong

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Tuggeranong Dam
Reflection on the lake, 2021
Tuggeranong Dam is located in Australian Capital Territory
Tuggeranong Dam
Tuggeranong Dam
Location of the dam and lake in the ACT
Interactive map of Tuggeranong Dam
CountryAustralia
LocationTuggeranong, Canberra, Australian Capital Territory
Coordinates35°24′29″S 149°03′49″E / 35.40801°S 149.063594°E / -35.40801; 149.063594
Purpose
StatusOperational
Opening date1988 (1988)
Built byLeighton Contractors
Dam and spillways
Type of damEarth fill dam
ImpoundsTuggeranong Creek
Height (foundation)20 m (66 ft)
Length640 m (2,100 ft)
Dam volume313×10^3 m3 (11.1×10^6 cu ft)
Spillway typeUncontrolled
Spillway capacity990 m3/s (35,000 cu ft/s)
Reservoir
CreatesLake Tuggeranong
Total capacity1,800 ML (1,500 acre⋅ft)
Surface area60 ha (150 acres)
Normal elevation572 m (1,877 ft) AHD

Lake Tuggeranong is a reservoir formed by the Tuggeranong Dam, an earth-fill embankment dam across the Tuggeranong Creek, located in the Tuggeranong district of Canberra, within the Australian Capital Territory, Australia. The artificial lake is situated adjacent to the Tuggeranong Town Centre, and is bounded by the suburbs of Bonython in the south-east and Kambah in the north-west.

Overview

Lake Tuggeranongong in Sepia.
A sepia image of the lake, 2017

Lake Tuggeranong was created by the construction of a dam in 1987 coinciding with urban development in the district. In addition to Tuggeranong Creek, the reservoir is sourced by stormwater discharge from urban and rural areas and was built as a sediment trap for soil and debris, and to improve the quality of the water flowing into the Murrumbidgee River.[1]

Completed in 1988, the earth-filled dam wall is 20 metres (66 ft) high and 640 metres (2,100 ft) long. The impounded reservoir, Lake Tuggeranong, has a maximum capacity of 1,800 megalitres (1,500 acre⋅ft) when full and covers an area of 60 hectares (150 acres). The uncontrolled spillway has the flow capacity of 990 cubic metres per second (35,000 cu ft/s).[2] The Isabella Pond is located upstream of the dam wall.

The water quality of Lake Tuggeranong is monitored by health and environmental agencies, and is subject to health hazards such as toxic blue-green algal blooms or high faecal bacteria counts, given the urban and rural runoff of the lake source.[1][3][4]

The lake is a popular recreational site. The foreshore of the lake is parkland, with swimming, fishing, wind-surfing and non-motorised boating all possible activities on the lake. A bicycle path surrounds the lake, running for 6.7 kilometres (4.2 mi).

See also

References

  1. "Lake Tuggeranong". Parks and Recreation: Water Catchments. Government of the Australian Capital Territory. 21 December 2012. Retrieved 16 February 2013.
  2. "Register of Large Dams Australia-2015" (Excel. Requires download. Row 508). ANCOLD. January 2022. Retrieved 5 March 2026.
  3. "Synopsis of the Draft Lake Tuggeranong Water Quality Assessment & Management Implications Report" (PDF). Save Lake Tuggeranong - Information & Resources. Southern ACT Catchment Group. c. 2012. Retrieved 16 February 2013.
  4. McLintock, Penny (2 July 2012). "Lake Tuggeranong 'too small'". ABC News. Australia. Retrieved 16 February 2013.

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