Environmental flows - 2005

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Indicator description

What does the Data tell us for 2005

The interim environmental objectives for the Shoalhaven River have been influenced by:

·         Healthy Rivers Commission report on Shoalhaven River;

·         Sydney Catchment Authority water extraction licence;

·         Water Management Act 2000.

 

Table 49 - Shoalhaven River Flow and Diversions 2001/02 – 2004/05 (megalitres)

 

TALLOWA INFLOW

BURRIER PUMPS

 Month

2001/2

2002/3

2003/4

2004/5

2001/2

2002/3

2003/4

2004/5

July

47,580

9,188

25,022

3,545

1,191

1,316

1,192

1,415

August

75,670

7,460

12,683

2,885

1,170

1,465

1,189

430

September

82,361

5,078

7,429

2,117

1,381

1,667

1,543

1,965

October

21,080

2,441

10,154

23,614

1,390

1,581

1,268

1,747

November

13,876

526

24,237

14,046

1,377

791

1,529

1,244

December

5951

1,514

17,077

38,239

1,622

1,950

1,363

1,342

January

5135

2,600

4,487

8,760

1,425

1,272

1,640

1,500

February

122,773

13,813

5,463

19,918

1,636

553

1,188

1,151

March

23,607

38,053

7,179

21,698

1,468

2,760

1,477

1,207

April

31,017

14,448

15,655

9,747

1,220

1,320

1,371

1,176

May

18,792

82,742

3,805

9,822

1,322

1,100

1,376

1,138

June

16561

26,840

2,500

12,705

1,300

1,210

540

1,015

TOTAL

464,403

232,040

135,691

167,096

16,502

16,985

15,675

15,330

% Diverted

 

 

 

 

3.55%

7.32%

11.55%

9.17%

* data unavailable for this period due to equipment failure.
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Table 50 - Environmental Objectives (Achievements)

Overview

Achievements

Environmental flow determined by EIS in 1998.  Adoption of Drought Management Plan for water abstraction system.

Previous communication with Sydney Catchment Authority.

Management of flows downstream of Burrier weir by installation of gauge and telemetry monitoring.

Measurement and management of environmental flows into Danjera Dam and flood flows at the Dam.  
2004 Drought Low inflows enacted the Drought Management Plan and water restrictions applied across the city for approximately four months.
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Table 50a - Environmental Objectives (Targets)

Objective

Target
Maintain Environmental Flow objectives Monitor weather, inflows, consumption and maintain dialog with Sydney Catchment Authority for compliance with the Environmental Flow regime and efficient use of water resource.
Review Environmental Flow/ Extraction Regime Work in partnership with the State Government in understanding economic, environmental, social and engineering studies into proposed environmental flow and extraction regime proposed for water supply to Sydney.

 

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