Emergency Risks in Victoria report of the 2012-13 State Emergency Risk Assessment



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Emergency Risks in VictoriA

Report of the 2012-13 State Emergency Risk Assessment

FEBRUARY 2014

The financial assistance of the Commonwealth Government towards this risk assessment project, through the Natural Disaster Resilience Program, is gratefully acknowledged.

© State of Victoria through the Department of Justice 2014

Except for any logos, emblems photographs and trade marks, this work (Emergency Risks in Victoria) is licensed under a Creative Commons Attribution 3.0 Australia licence, to the extent that it is protected by copyright. Authorship of this work must be attributed to the State of Victoria. To view a copy of this licence, visit http://creativecommons.org/licenses/by/3.0/au/.

This publication may be of assistance to you but the State of Victoria and its employees do not guarantee that the publication is without flaw of any kind or is wholly appropriate for your particular purposes and therefore disclaims all liability for any error, loss or other consequence which may arise from you relying on any information in it.

Authorised by the Victorian Government Melbourne.

This document is also available in PDF and Word format on the internet at: justice.vic.gov.au search under Publications.

Table of Contents


1. Introduction 4

What is this report about? 4

Who is this report for? 4

Purpose and contents 6

Scope of risks 6

What does the report tell us about emergency risks? 6

Who is responsible for treating risks? 7

This report 7

All disasters are slow onset’ – the risk of emergencies is often an attribute of specific places 9



How are risks identified? 9

2. Emergency response, relief and recovery arrangements in Victoria and nationally 10

3. Overview of emergency risks in Victoria 13

The relative risk charts 13

Medium and severe impact emergency scenarios 14

4. Risk Descriptions 17

Bushfire 17

Introduction 17

Specific example(s) with brief descriptive information about risk events in Victoria or elsewhere 17

Major recent reviews or significant government policies/strategies 17

Mitigation controls in place by three levels of government 18

Response planning/preparedness in place or planned 18

The future of the risk 20

Websites for further hazard-specific information such as hazard maps, business or household preparedness, specific emergency plans 20



Earthquake 21

Introduction 21

Specific example(s) with brief descriptive information about risk events in Victoria or elsewhere 21

Mitigation controls in place by three levels of government 22

Response planning/preparedness in place or planned 22

The future of the risk. 22

Websites for further hazard-specific information such as hazard maps, business or household preparedness, specific emergency plans 22

Distribution of the earthquake hazard across Victoria 23



Electricity supply disruption 24

Introduction 24

Examples of major disruptions in Victoria 24

Mitigation controls 24

Response planning/preparedness in place or planned 26

The future of the risk 26

Websites for further hazard-specific information 26

Emergency animal disease 27

Introduction 27

Specific example of disease outbreaks in Victoria 27

Major recent reviews or significant government policies/strategies 28

Mitigation controls in place by governments 28

Response planning/preparedness in place or planned 28

The future of the risk 28

Websites for further hazard-specific information 29



Flood 30

Introduction 30

Examples of major floods in Victoria 30

Major recent reviews or significant government policies/strategies 30

Mitigation controls in place by three levels of government 31

Response planning/preparedness in place or planned 31

The future of the risk 31

Websites for further hazard-specific information 31



Hazardous materials (HAZMAT) emergency 34

Introduction 34

Examples of hazardous materials releases 34

Major recent reviews or significant government policies/strategies 35

Mitigation controls in place 35

Response planning/preparedness in place or planned 35

The future of the risk 35

Websites for further information 36



Heatwave 37

Introduction 37

Heatwave in Victoria 37

Major recent reviews and significant government policies/strategies 37

Mitigation controls in place 38

Response planning/preparedness in place or planned 38

The future of the risk 39

Websites for further hazard-specific information such as hazard maps, business or household preparedness, specific emergency plans 40



Insect Pest Incursion 41

Introduction 41

Insect Pest Incursions in Victoria 41

Major recent reviews and significant government policies/strategies 41

Mitigation controls in place 42

Response planning/preparedness in place or planned 42

The future of the risk 42

Websites for further hazard-specific information 42



Liquid fuel shortage 43

Introduction 43

Fuel shortages in Victoria 43

Mitigation controls in place 43

Response planning in place 43

The future of the risk 44

Websites for further hazard-specific information 44

Information on NOSEC and relevant national legislation can be seen at: 44

www.ret.gov.au (search for NOSEC) 44

Home > Energy > Energy security > Emergency response > Liquid fuel emergency > The National Oil Supplies Emergency Committee 44



Marine Pollution 45

Introduction 45

Examples of risk events in Victoria or elsewhere 45

Major recent reviews or significant government policies/strategies 45

Mitigation controls in place 45

Response planning/preparedness in place 45

The future of the risk 47

Websites for further hazard-specific information 47



Mine Failure 48

Introduction 48

Examples in Victoria 48

Recent reviews 48

Mitigation controls in place 49

Response planning 49

Websites for further hazard-specific information 49

Yallourn Coal Mine Inquiries: 49

www.dpi.vic.gov.au/earth-resources/exploration-and-mining/issues/yallourn-coal 49

Victorian Mining Bibliography – including mapping tool: 49

www.dpi.vic.gov.au/earth-resources/exploration-and-mining/tools-and-resources/geovic 49

Pandemic Influenza 50

Introduction 50

Specific example(s) with brief descriptive information about risk events in Victoria or elsewhere 50

Mitigation controls in place by three levels of government 50

Response planning/preparedness in place or planned 52

The future of the risk 52

Websites for further hazard-specific information 52

Plant Disease Epidemic 53

Introduction 53

Plant disease outbreaks in Victoria 53

Chestnut blight 53

Significant government policies/strategies 53

Mitigation controls in place by three levels of government 55

Response planning/preparedness in place or planned 55

The future of the risk 55

Websites for further hazard-specific information 55

Storm 56

Introduction 56

Recent damaging storms in Victoria 56

Mitigation controls in place 57

Response planning/preparedness in place 57

The future of the risk 58

Websites for further hazard-specific information 58

Transport Infrastructure Emergency 59

Introduction 59

Specific examples 59

Mitigation controls in place 59

Response planning/preparedness 60

The future of the risk 60

Distribution of the hazard/risk across Victoria 60

Websites 60



5. Appendixes 61

Appendix 1
Descriptive definitions 61

Consequence 61

Emergency 61

Emergency management 61

Emergency risk 61

Hazard 61

Hazard Event 61

Likelihood 61

Mitigation 61

Mitigation controls 62

Prevention 62

Recovery 62

Residual Risk 62

Response 62

Risk 62

Risk assessment and risk management 63



State level 63

Appendix 2
More detail about the risk assessment process and the risk charts 64

How is each risk analysed for likelihood and consequence? 64

Chart 1: The risk chart 64

Charts 2 and 3: The medium and extreme impact scenarios 64

How accurate and reliable are the risk assessments? 66




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