Abbreviations .................................................................... iii
Table of contents
1
Introduction ............................................................. 1
1.1
Project background ................................................................... 1
1.2
Purpose ...................................................................................... 4
1.3
Scope of works .......................................................................... 4
2
Regulatory requirements ........................................ 5
3
Seepage management approach ........................... 6
3.1
Roles and responsibilities ........................................................ 7
4
Data availability UMG TSF hydrogeological conceptualisation .................................................... 8
4.1
Site geomorphology and climate ............................................. 8
4.2
Hydrogeological setting.......................................................... 11
4.2.1 4.2.2
Geology ................................................................................................11 Hydrogeology .......................................................................................16 Environmental values and groundwater sensitive receptors .................................................................................. 17
4.3
5
Seepage management – Stage 1.......................... 19
5.1
Hydrogeological conceptualisation and knowledge gaps .......................................................................................... 19
5.1.1
Seepage potential conceptualisation ....................................................20
5.2
Field investigations ................................................................. 21
5.2.1 5.2.2 5.2.3
Watercourses reconnaissance .............................................................21 Geological mapping ..............................................................................21 Groundwater monitoring bores .............................................................22
5.3
Groundwater monitoring activities ........................................ 24
5.3.1 5.3.2 5.3.3
Purpose and relevant standards ...........................................................24 Monitoring location, frequency and duration .........................................24 Groundwater level logging, sampling methods and laboratory analytes ................................................................................................25 Six ‑ monthly reporting.............................. Error! Bookmark not defined.
5.3.4
5.4
Conceptual model update and validation ............................. 25
Powered by FlippingBook