b'WATER MANAGEMENT A catchment study was completed to map thebeing a geologically mineralised area) watershed boundaries surrounding the JNPmaking the existing groundwater resourcesLadeira Vermelhato determine if any future potential impactsnot suitable for human consumption unless to downstream communities could occurtreated.Similarly, surface water also contains from the development of the project.Thenaturally elevated concentrations of nitrates study showed that the JNP is located withinand metals, particularly dissolved iron and a separate microbasin that will not influencealuminium and total manganese.the downstream water quality or quantity ofMonitoring of baseline surface and the two closest communities: the villages ofgroundwater resources will continue in Minerasul and the Ladeira Vermelha district. 2023 and results compared to National and To further understand the baseline conditioninternational standards.Centaurus will alsoJNPof water resources, Centaurus has also beencontinue assessing risks and opportunities monitoring local surface and groundwaterrelated to water on an annual basis to ensure quality since 2019 via an installed network ofthe water resources are used correctly and 32 monitoring stations around the proposedthat current and future demands for water project site.This data builds on Centauruscan be managed sustainably.This will knowledge of historical data collected bybecome increasingly important during theMinerasulother parties in 2010 and 2011. development and operation of the JNP in The data indicates typically elevated levelsterms of overall water balance and defining of metals in the groundwater (as is expectedthe water supply strategy.Watershed boundary surrounding JNPWASTE MANAGEMENT& GREENHOUSE GAS (GHG) EMISSIONSAlthough Centaurus remained focusedCentaurus tracks waste oils and inert wasteof waste going to landfill, and creating primarily on exploration during the reportingstream volumes and calculates the wastean economic stream through a recycling period, we are very much on the front footgeneration as a function of exploration metresprogram.The waste generated at the JNP looking at all opportunities to continuallydrilled during the year.Hazardous and inertexploration site and at the offices, once improve our behaviours and environmentalwastes generated this year totalled 27 tonnes. segregated, is temporary stored in separate performance, which includes adequatelyOf the inert waste stream, the Companybins before being collected for recycling and managing and mitigating our waste streamssaw an opportunity to segregate recyclablereuse by third party contractors.and emissions.Centaurus operates twowastes (plastic, paper, aluminium etc.) prior to exploration camps to accommodate thedisposal, thus saving substantial volumes workers involved with our drilling activities.The three main types of waste streams andWaste Generatedeffluents generated by the exploration activities and camps up to the end of 2022 were:1. Hazardous waste(waste oils)2. Inert waste (largely non-biodegradable, non-flammable and not chemically reactive)3. Putrescible waste (containing organic materials such as food and wood wastes, which readily biodegrade within a landfill environment)19'