Agl Energy Limited · ASX:AGL

Agl Energy — Corporate Update (December 2012)

11 slides from Agl Energy's corporate update, Dec 11, 2012

  1. Slide 1: Water Update to Hunter CCC - latest groundwater results

    Water Update to Hunter CCC - latest groundwater results Upstream Gas | 11 December 2012 | AGL External

  2. Slide 2: Hunter GP - PELs, leads and prospects

    2 Hunter GP - PELs, leads and prospects » Hunter CCC » 11 December 2012 » AGL External

  3. Slide 3: Schematic of geological sequence at Broke

    3 Schematic of geological sequence at Broke » Hunter CCC » 11 December 2012 » AGL External

  4. Slide 4: Objectives of water studies

    4 Objectives of water studies › Address key water issues: » Water resource impacts » Connectivity of aquifers (and deep water bearing zones) » Collect baseline data in advance of testing programs/field development » Ongoing peer review of studies and water level/water quality trends › Consultation:

  5. Slide 5: Hunter - groundwater studies and monitoring

    5 Hunter - groundwater studies and monitoring › 2 (desktop) Phase 1 studies completed since 2005 › 7 (field) Phase 2 studies completed since 2009 » Field investigation and completion reports » Monitoring status reports › 42 dedicated monitoring bores: » 2009 – Broke – 9 locations » 2010 – Windermere

  6. Slide 6: Investigations and monitoring networks

    6 Investigations and monitoring networks Hunter (Broke) › 9 (dedicated AGL) bore locations » 6 alluvial; 2 fractured rock; 1 coal seam › Baseline monitoring » 6 months in advance of pumping test » Water levels (WLs), water quality (WQ) and isotopes » WLs ongoing › Pumping test monitoring (2009) » 12

  7. Slide 7: Investigations and monitoring networks

    7 Investigations and monitoring networks Hunter (Spring Mt) < Spring Mountain - water monitoring bore locality map › 11 (dedicated AGL) bore locations » 7 alluvial; 1 fractured rock; 1 coal seam » 2 VWP deep coal seam › Baseline monitoring » Formation pressures » WLs, WQ and isotopes » WLs ongoing ›

  8. Slide 8: Latest monitoring results

    8 Latest monitoring results › Water levels: Nested Monitoring Bore Location BM01 site at Broke » Broke water level (WL) rises (all zones) » Spring Mt WL rises in alluvium only » Windermere minor rises in alluvium only » Mining depressurisation evident in Whybrow/Wambo coal seams › Water quality: » F

  9. Slide 9: Peer review checklist from June 2012

    9 Peer review checklist from June 2012 1. Final round of geochemical testing (including dissolved methane) for all Broke wells: › Geochemical testing completed at Broke, Spring Mountain and Windermere monitoring bore sites › Results included in PB status report › Isotope results to be reported separ

  10. Slide 10: 2012/13 Yellow Rock Program

    2012/13 Yellow Rock Program 10 »Hunter CCC »11 December 2012 »AGL External

  11. Slide 11: References and Links

    References and Links 11 References: › Hunter (latest from 2009 on website) » Parsons Brinckerhoff (2005) – Hydrogeological Assessment – Merriwa Coal Seam Gas Project. November 2005 » Parsons Brinckerhoff (2006) – Hydrogeological Assessment – Hunter Exploration Activity. December 2006 » Parsons Brinc

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