Review of Environmental Factors BLACKFELLOWS LAKE BOAT RAMP UPGRADE JUNE 2019 www.nghenvironmental.com.au e: [email protected] Sydney Region Canberra ‐ NSW SE & ACT Brisbane 18/21 mary st 8/27 yallourn st (po box 62) suite 4, level 5, 87 wickham terrace surry hills nsw 2010 (t 02 8202 8333) fyshwick act 2609 (t 02 6280 5053) spring hill qld 4000 (t 07 3129 7633) Newcastle ‐ Hunter and North Coast Wagga Wagga ‐ Riverina and Western NSW Bega ‐ ACT and South East NSW 7/11 union st suite 1, 39 fitzmaurice st (po box 5464) suite 11, 89‐91 auckland st (po box 470) newcastle west nsw 2302 (t 02 4929 2301) wagga wagga nsw 2650 (t 02 6971 9696) bega nsw 2550 (t 02 6492 8333) Document Verification Project Title: Blackfellows Lake Boat Ramp Upgrade Project Number: 18‐328 Project File Name: Blackfellows Lake Boat Ramp REF Final_v1 Revision Date Prepared by (name) Reviewed by (name) Approved by (name) Draft v1 31/10/18 Vitaly Kolin, Clancy Bowman Jane Blomfield Brooke Marshall and Deb Frazer Final v1 30/04/19 Louiza Romane Brooke Marshall Brooke Marshall Final v1 12/06/19 Louiza Romane Minor changes NGH Environmental prints all documents on environmentally sustainable paper including paper made from bagasse (a by‐ product of sugar production) or recycled paper. NGH Environmental Pty Ltd (ACN: 124 444 622. ABN: 31 124 444 622) www.nghenvironmental.com.au e: [email protected] Sydney Region Canberra ‐ NSW SE & ACT Brisbane 18/21 mary st 8/27 yallourn st (po box 62) suite 4, level 5, 87 wickham terrace surry hills nsw 2010 (t 02 8202 8333) fyshwick act 2609 (t 02 6280 5053) spring hill qld 4000 (t 07 3129 7633) Newcastle ‐ Hunter and North Coast Wagga Wagga ‐ Riverina and Western NSW Bega ‐ ACT and South East NSW 7/11 union st suite 1, 39 fitzmaurice st (po box 5464) suite 11, 89‐91 auckland st (po box 470) newcastle west nsw 2302 (t 02 4929 2301) wagga wagga nsw 2650 (t 02 6971 9696) bega nsw 2550 (t 02 6492 8333) Review of Environmental Factors Blackfellows Lake Boat Ramp Upgrade CONTENTS 1 INTRODUCTION .......................................................................................................................... 1 2 THE PROPOSAL ........................................................................................................................... 1 2.1 PURPOSE AND GENERAL SCOPE OF WORKS PROPOSED .....................................................................1 2.2 LOCATION OF THE ACTIVITIES ..............................................................................................................2 2.3 DESCRIPTION OF THE ACTIVITY ............................................................................................................2 2.4 REASONS FOR THE ACTIVITY AND CONSIDERATION OF ALTERNATIVES ..............................................4 3 LEGAL AND POLICY REQUIREMENTS ............................................................................................ 6 3.1 LEGAL PERMISSIBILITY ..........................................................................................................................6 3.2 WORKS WITHIN COASTAL WETLAND .................................................................................................18 4 CONSULTATION ........................................................................................................................ 20 4.1 ISEPP CONSULTATION ........................................................................................................................20 4.2 GOVERNMENT AGENCIES CONSULTATION ........................................................................................21 4.2.1 Department of Primary Industries – Fisheries ..................................................................................... 21 4.2.2 Roads and Maritime Services .............................................................................................................. 21 4.3 COMMUNITY CONSULTATION ...........................................................................................................21 4.3.1 Consultation undertaken ..................................................................................................................... 21 4.3.2 Ongoing community consultation ....................................................................................................... 22 5 ENVIRONMENTAL ASSESSMENT ................................................................................................ 22 5.1 ASSESSMENT APPROACH ...................................................................................................................22 5.2 TOPOGRAPHY, GEOLOGY, SOILS, AND CONTAMINATION .................................................................22 5.2.1 Existing environment ........................................................................................................................... 22 5.2.2 Potential impacts ................................................................................................................................. 25 5.2.3 Safeguards and mitigation measures .................................................................................................. 26 5.3 HYDROLOGY, CATCHMENT VALUES AND WATER QUALITY ...............................................................27 5.3.1 Existing environment ........................................................................................................................... 27 5.3.2 Potential impacts ................................................................................................................................. 28 5.3.3 Safeguards and mitigation measures .................................................................................................. 29 5.4 BIODIVERSITY .....................................................................................................................................29 5.4.1 Approach ............................................................................................................................................. 29 5.4.2 Flora ..................................................................................................................................................... 30 5.4.3 Fauna ................................................................................................................................................... 32 5.4.4 Assessment of impacts ........................................................................................................................ 35 18‐328 Final v1 i Review of Environmental Factors Blackfellows Lake Boat Ramp Upgrade 5.4.5 Safeguards and mitigation measures .................................................................................................. 40 5.5 COMMUNITY AND SOCIOECONOMICS ..............................................................................................41 5.5.1 Existing environment ........................................................................................................................... 41 5.5.2 Potential impacts ................................................................................................................................. 41 5.5.3 Safeguards and mitigation measures .................................................................................................. 42 5.6 AMENITY: VISUAL, AIR QUALITY AND NOISE .....................................................................................42 5.6.1 Approach ............................................................................................................................................. 42 5.6.2 Existing environment ........................................................................................................................... 42 5.6.3 Potential impacts ................................................................................................................................. 43 5.6.4 Safeguards and mitigation measures .................................................................................................. 43 5.7 TRAFFIC AND ACCESS .........................................................................................................................44 5.7.1 Existing environment ........................................................................................................................... 44 5.7.2 Potential impacts ................................................................................................................................. 44 5.7.3 Safeguards and mitigation measures .................................................................................................. 44 5.8 CLIMATE CHANGE ..............................................................................................................................45 5.8.1 Existing environment ........................................................................................................................... 45 5.8.2 Potential impacts ................................................................................................................................. 46 5.8.3 Safeguards and mitigation measures .................................................................................................. 46 5.9 INDIGENOUS HERITAGE .....................................................................................................................46 5.9.1 Approach ............................................................................................................................................