GHD | Oceana Gold New Zealand Ltd. | 12552081 | Waihi North Project F-8 Table 7 Key WBM Dates Activity Start Date Storage 2 seepage, cease treatment from: 01/01/2040 Storage 2 north collection pond, continuous overflow permitted from: 01/01/2040 Storage 2 west silt pond, continuous overflow permitted from: 01/01/2006 Storage 1A seepage, cease treatment from: 01/01/2040 Storage 1A S3 collection pond, continuous overflow permitted from: 01/01/2018 Storage 1A S4 collection pond, continuous overflow permitted from: 01/01/2018 Storage 1A S5 collection pond, continuous overflow permitted from: 01/01/2018 Storage 1A S5 collection pond, decommission date: 31/03/2025 Storage 3, TSF3 construction: 21/03/2025 Storage 3 seepage, cease treatment from: 01/01/2040 Storage 3 S6/S7 collection pond construction: 31/03/2025 Storage 3 S6/S7 collection pond, continuous overflow permitted: 01/01/2040 Northern rock stack seepage, begin treatment: 30/06/2024 Northern rock stack seepage, cease treatment from: 01/01/2040 Northern rock stack collection pond construction: 30/06/2024 Northern rock stack continuous overflow permitted: 01/01/2040 Gladstone TSF seepage, begin treatment: 31/03/2036 Gladstone TSF seepage, cease treatment from: 01/01/2040 Table 8 Waihi North Production Schedule Date Gladstone (tonnes) LoM (tonnes) Martha (tonnes) Correnso (tonnes) Wharekiraupong a (tonnes) Jan-18 0 0 0 0 0 Feb-18 0 0 0 0 0 Mar-18 0 0 0 0 0 Apr-18 0 0 0 0 0 May-18 0 0 0 0 0 Jun-18 0 0 0 0 0 Jul-18 0 0 0 0 0 Aug-18 0 0 0 0 0 Sep-18 0 0 0 0 0 Oct-18 0 0 0 0 0 Nov-18 0 0 0 0 0 Dec-18 0 0 0 0 0 Jan-19 0 0 0 0 0 Feb-19 0 0 0 0 0 Mar-19 0 0 0 0 0 Apr-19 0 0 0 0 0
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