Conference Agenda
Overview and details of the sessions of this Conference. Please select a date or location to show only sessions at that day or location. Please select a single session for a detailed view (with abstracts and downloads if available).
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Please note that all times are shown in the time zone of the conference. The current conference time is: 21st Sept 2023, 08:01:45pm NZST
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Session Overview |
Date: Sunday, 06/Nov/2022 | |
9:00am - 5:00pm |
Short Course 1: Nordstrom Location: Crowne Plaza Chair: Darrell Kirk Nordstrom https://imwa2022.info/conference/short-courses/short-course-1/ |
5:00pm - 7:00pm |
Ice Breaker Party sponsored by Federation Mining Location: Christchurch Town Hall: Reception Area Limes |
Date: Monday, 07/Nov/2022 | ||
8:30am - 10:05am |
IMWA 2022 Reconnect Opening Location: Christchurch Town Hall: Room Avon Chair: James Pope Cultural Welcome Ngāi Tūāhuriri, New Zealand 8:40am - 8:50am Welcome & Introduction Verum Group Ltd, New Zealand 8:50am - 8:55am IMWA Presidents Address Tshwane University of Technology (TUT), South Africa 8:55am - 9:05am New Zealand Minerals Sector Perspectives Straterra, New Zealand 9:05am - 9:35am Proactively Investing in the Technical Fundamentals That Underpin Corporate Water Stewardship Commitments BHP, Australia 9:35am - 10:05am Legacy Mine Cleanup - a Ministry for Environment Perspective Ministry for the Environment, New Zealand |
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10:05am - 10:40am |
Morning tea Location: Christchurch Town Hall: Reception Area Limes |
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10:40am - 12:00pm |
Mining Legacy Location: Christchurch Town Hall: Room Avon Chair: Bruce Croucher A River System Approach to Mine Water Mitigation and Management 1: Natural Resources Wales, United Kingdom; 2: The Coal Authority, United Kingdom Ground Deformations Observed for Three Decades (1992-2022) above Old and Deep Coal Mines Reused for Deep Gas Storage Sites (Wallonia, Belgium) Using PS-InSAR Time-series 1: Royal Belgian Institute of Natural Sciences, Belgium; 2: University of Liège, Belgium 🎓 Using Tracer Injection and Synoptic Sampling, and Salt Dilution Flow to Gauge Metal Fluxes in a Temperate Watershed in the UK 1: Department of Geography, Swansea University, Swansea SA2 8PP UK; 2: School of Biological and Environmental Sciences, Liverpool John Moores University, Liverpool L3 3AF UK; 3: Natural Resources Wales, 29 Newport Road, Cardiff CF24 0TP, UK Determining Baseline Groundwater Chemistry at a Century-Old Mine 1: Geomega, United States of America; 2: Nevada Gold Mines, United States of America |
Geochemistry Location: Christchurch Town Hall: Room Victoria Chair: Devin Sapsford Quantifying Mineral Precipitation Processes during Dilution, Mixing, and Neutralization of Acid Rock Drainage USGS, United States of America Evaluation Of The Changes In Mine Water Quality In The Witwatersrand Basin: Basis For Proactive Long-term Solution 1: Council for Geoscience, South Africa, Water and Environment Unit, 280 Pretoria Street, Silverton, Pretoria, South Africa; 2: Department of Environmental Science, University of South Africa, Roodepoort, Johannesburg, South Africa; 3: University of the Free State, Institute for Groundwater Studies, 205 Nelson Mandela Drive, Bloemfontein 🎓 Geochemical Characterisation of the Witbank Coalfield Geological Strata and Assessment of Potential Metal Impact on the Receiving Environment 1: Council for Geoscience, South Africa; 2: Geological Survey of Saxony-Anhalt, Germany; 3: University of the Free State, South Africa; 4: Obusitse Secondary School, South Africa Insights into the First Flush Effect – The Flooded Underground Mine as a Chemical Reactor 1: TU Bergakadmie Freiberg, Germany; 2: Tshwane University of Technology, South Africa |
12:00pm - 1:00pm |
Lunch Location: Christchurch Town Hall: Reception Area Limes |
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1:00pm - 2:40pm |
Geochemistry Location: Christchurch Town Hall: Room Avon Chair: Darrell Kirk Nordstrom Oxidation Modelling to Optimise Waste Rock Storage 1: GHD, New Zealand; 2: Bathurst Resources, New Zealand Final Flooding of the Königstein Uranium Mine - Supporting Activities and Implications for Monitoring Wismut GmbH, Germany Phalaborwa Complex: from Rock Drainage Characterization to Waste Revalorization 1: Chemistry Department, University of the Free State, South Africa; 2: Centre for Mineral biogeochemistry, University of the Free State, South Africa; 3: Mineralogy and Petrology Department, Complutense University of Madrid, Spain; 4: Microbiology and biochemistry Department, University of the Free State, South Africa; 5: Institute for Groundwater Studies, University of the Free State, South Africa Circular Economy Potential of Widescale Implementation of Sodium Carbonate Dosing for Circumneutral Zinc-rich Mine Water in Wales Cardiff University, United Kingdom |
Tailings and Pit Lakes Location: Christchurch Town Hall: Room Victoria Chair: Russell Staines Inhibition of Methanogenesis through Redox Processes in Oil Sands Tailings University of Alberta, Canada Geochemistry of Tailings Storage, Management and Monitoring at Waihi Mine – 35 Years of Operational Best Practise. 1: Verum Group Ltd, New Zealand; 2: OceanaGold, New Zealand Dewatering of a Tailings Storage Facility: Key Aspects in the Design and Operation 1: Amphos 21 Consulting Peru, Peru; 2: Minsur, Peru Enhanced Passive Treatment of Sulfate and Nitrate Enriched Mine Water: Laboratory Optimisation Experiments 1: Verum Group Ltd, 97 Nazareth Ave, Christchurch, New Zealand; 2: OceanaGold (NewZealand) Ltd, Golden Point Rd, Macraes Flat, New Zealand. What Mineralogical Phases can Reasonably be Invoked in Geochemical Modeling of Pit Lakes? Geomega, United States of America |
2:40pm - 3:20pm |
Afternoon tea Location: Christchurch Town Hall: Reception Area Limes |
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3:20pm - 5:00pm |
Rehabilitation and Waste Rock Location: Christchurch Town Hall: Room Avon Chair: Robyn Catherine Simcock Rehabilitation of Extreme Chemical Substrates on Mine Sites Without Soil in a Semiarid Climate, New Zealand University of Otago, New Zealand The Macraes Gold Mine Irrigation Project, New Zealand 1: University of Otago, New Zealand; 2: Oceana Gold Ltd, New Zealand Mediating Risk of Acid Generation - The Roles of Vegetation Direct Transfer Landcare Research, New Zealand Determination of acid producing potential using pXRF: A case study from Cypress Mine, Stockton Plateau Bathurst Resources, New Zealand Acid-base Accounting Tests in Combination with Humidity Cells Help Predict Waste Rock Reactivity Geomega, United States of America |
Climate Change Location: Christchurch Town Hall: Room Victoria Chair: Tim Saxby Central Region Water Resilience Project - Sustaining production in a changing climate BHP, Australia Nordic Experiences in Climate Change Analysis in Modelling Mining Area Environmental Impacts 1: AFRY Finland; 2: AFRY Sweden Development of a Streamflow Model Incorporating Stochastic Daily Climate, Climate Change, and El Niño La Niña Effects 1: SRK Consulting (US) Inc.; 2: SRK Consulting (Canada) Inc.; 3: SRK Consulting (Chile) Spa. Rehabilitation of the Lusatian Water Balance, in Consideration of Climate Change and the End of Lignite Mining Lausitzer und Mitteldeutsche Bergbau-Verwaltungsgesellschaft, Germany Climate Change Adaptation in BHP’s Queensland Mine Water Planning and Hydrologic Designs 1: BHP, Australia; 2: University of Melbourne, Australia |
5:00pm - 7:00pm |
Sponsor Drinks Location: Christchurch Town Hall: Reception Area Limes |
Date: Tuesday, 08/Nov/2022 | ||
8:00am - 10:10am |
Plenary Location: Christchurch Town Hall: Room Avon Chair: Paul Weber Snowy River Mine Project Federation Mining, Australia The BHP Global Approach to Mined Materials Management BHP, Australia Mine Water Management at Stockton Coal Mine Bathurst Resources Ltd, New Zealand INAP Projects Update INAP, Canada |
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10:10am - 10:40am |
Morning tea Location: Christchurch Town Hall: Reception Area Limes |
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10:40am - 12:20pm |
Hydrogeology Location: Christchurch Town Hall: Room Avon Chair: Richard Little Post-Mining Hydrogeology of Underground Collieries – Effects of Hanging Wall Subsidence Jones & Wagener, South Africa 🎓 The Conundrum of Incongruent Multiple Age Tracer Results in Mine Water 1: Deakin University, Australia; 2: Australian Nuclear Science and Technology Organisation, Institute for Environmental Research, Lucas Heights, NSW 2232, Australia Ground Deformations Related to an Old Drainage Adit in The Abandoned Coal Concession Around Saint-Vaast (Wallonia, Belgium) Analyzed Using PS-InSAR and Piezometric Wells Time Series 1: Department of Geological Survey of Belgium, Royal Belgium Institute of Natural Sciences, Brussels, Belgium; 2: Hydrogeology & Environmental Geology, Urban and Environmental Engineering Unit, University of Liège, Liège, Belgium; 3: Subsoil Risks Unit, Institut Scientifique de Service Public (ISSeP), Liège, Belgium, Estimation of Mine Water Ingress Volumes for the Witwatersrand Goldfields Council for Geoscience, South Africa Dewatering Experience at the Waihi Gold Mine - Lessons Learnt from 140 years of Mining an Epithermal Vein System 1: Chris Kidd and Associates, Australia; 2: GWS Limited, New Zealand; 3: OceanaGold, New Zealand |
Water Treatment Location: Christchurch Town Hall: Room Victoria Chair: Dave Trumm A Holistic Approach to Water and Salt Management in Mining : Biological Treatment Solution to Allow Direct Discharge of Excess Water Instead of Brine Production Through Reverse Osmosis treatment Veolia Environment, France Evaluating Manganese in Mine Water in UK Coal Authority Mine Water Schemes The Coal Authority, United Kingdom Effective Attenuation of AMD Pollution Potential Using By-product from Municipal Wastewater Treatment 1: University of South Africa, South Africa; 2: University of South Africa, South Africa; 3: University of Limpopo; 4: University of South Africa, South Africa; 5: University of South Africa, South Africa Neutralisation and Attenuation of Inorganic Contaminants from Acid Mine Drainage using the Clay Based-Nanocomposite 1: Research and Committees unit, Legislature Department, City of Ekurhuleni; 2: Department of Environmental Sciences, College of Agriculture and Environmental Sciences, University of South Africa (UNISA); 3: Institute of Nanotechnology and Water Sustainability, College of Science, Engineering and Technology, University of the South Africa; 4: Magalies Water (MW), Scientific Services (SS), Research & Development (R&D) Division Predictive Water Balance and Mass Load Modelling for Mine Water Through a Passive Treatment System 1: GHD, New Zealand; 2: OceanaGold, New Zealand |
12:20pm - 1:00pm |
Lunch Location: Christchurch Town Hall: Reception Area Limes |
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1:00pm - 2:40pm |
Poster Plenary Location: Christchurch Town Hall: Reception Area Limes Potential Use Of Emerging Organic Contaminants As Pollution Source Tracers 1: Council for Geoscience, South Africa; 2: University of the Free State, Institute for Groundwater Studies, South Africa; 3: University of South Africa, Department of Environmental Science, South Africa Rapid Removal of Cr(VI) from Aqueous Solution Using Polycationic/di-metallic Adsorbent Synthesized Using Fe3+/Al3+ Recovered from Real Acid Mine Drainage 1: University of Pretoria, South Africa; 2: Magalies Water; 3: University of South Africa (UNISA); 4: ROC Water Technologies Subaqueous Capping Of Oil Sands Tailings In End-Pit Lakes University of Alberta, Canada Applicability of Multistep Biological Passive Treatment for AMD Containing Iron, Zinc and Copper in Japan: A Full-Scale Case Study Japan Oil, Gas and Metals National Corporation Granitic Rocks Exposed Around Abandoned Tin Mines in Ban Rai Area, Uthai Thani Province, Thailand: Potential of Environmental Impact Department of Geology, Faculty of Science, Chulalongkorn University, Phayathai Road, Pathumwan, Bangkok 10330 Thailand Coal Mine Discharge Limits for Conductivity, Sulfate, and Manganese: A Survey across Developed Nations 1: University of South Carolina, United States of America; 2: Saint Francis University, United States of America; 3: University of Oklahoma, United States of America; 4: Universidad Austral de Chile, Chile; 5: Tshwane University of Technology, South Africa Recovery Of Pt And Pd From Aqueous Solutions By N,N-di(trimethoxysilylpropyl)-N'-benzoylthiourea Modified Silica Gel University of the Witwatersrand, South Africa Presence of Toxic Elements in Ore and Gangue Minerals of an Epithermal Au-Ag Deposit, Central Thailand: Application for Environmental Consideration 1: Department of Geology, Faculty of Science, Chulalongkorn University, Phayathai Road, Pathumwan, Bangkok 10330, Thailand; 2: Institute of Earth Sciences - NAWI Graz Geocenter, University of Graz, Universitaetsplatz 2, 8010 Graz, Austria |
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2:40pm - 3:20pm |
Afternoon tea Location: Christchurch Town Hall: Reception Area Limes |
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3:20pm - 5:00pm |
Closure Location: Christchurch Town Hall: Room Avon Chair: Jo Cavanagh Integrated and Sustainable Mine Water Management Solution for Witwatersrand Gold Fields 1: Council for Geoscience,Pretoria 0001, South Africa; 2: Department of Mineral Resources and Energy, Pretoria 0001, South Africa The New Zealand Mine Environmental Lifecycle Guide Series 1: Manaaki-Whenua, New Zealand; 2: VerumGroup, New Zealand Evaluation Of The Water Quality Impacts Associated With Relaxation Of Environmental Critical Levels: A Case Study In The West Rand Basin, South Africa 1: Council for Geoscience, South Africa; 2: University of the Free State, Institute for Groundwater Studies, South Africa; 3: Department of Environmental Science, University of South Africa, South Africa Post-Mine Underground Closure Aqueous Geochemistry Geomega, United States of America Managing Legacy AMD to Achive Sucessful Mine Closure 1: Bathurst Resources Ltd, New Zealand; 2: Mine Waste Management, New Zealand |
Geochemistry Location: Christchurch Town Hall: Room Victoria Chair: David Craw 🎓 Speciation of Metals in Sediments of the Sabie River System by Sequential Extraction 1: Council for Geoscience, South Africa; 2: North West University, South Africa Efficiency of Indigenous and Naturally Occurring Ball Milled Magnesite Neutralization Agent for the Remediation of Acid Mine Drainage Contaminated Sites 1: Research and Committees unit, Legislature Department, City of Ekurhuleni, South Africa; 2: Department of Environmental Sciences, College of Agriculture and Environmental Sciences, University of South Africa; 3: Institute of Nanotechnology and Water Sustainability, College of Science, Engineering and Technology, University of the South Africa,; 4: Magalies Water (MW), Scientific Services (SS), Research & Development (R&D) Division Dissolution Rates of Arsenic Minerals in Natural and Mining Environments, New Zealand 1: UNIVERSITY OF OTAGO; 2: Verum Group, New Zealand Globe Progress Lake – Closure performance monitoring and adaptive management 1: Mine Waste Management, New Zealand; 2: OceanaGold, New Zealand Modelling The Transport Of Pollutants From Mine Dump And Landfill Sites To Groundwater And Surface Water University of the Witwatersrand, South Africa |
6:00pm - 7:30pm |
IMWA EC Meeting Location: Distinction Hotel, In front of Hotel |
Date: Wednesday, 09/Nov/2022 | ||
8:30am - 10:10am |
Plenary Location: Christchurch Town Hall: Room Avon Chair: Hana Kirsten Christenson Critical Decisions for AMD Management 1: Rio Tinto, 155 Charlotte St, Brisbane 4000, Australian; 2: SRK Consulting (Australasia) Pty Ltd, Level 5, 200 Mary Street, Brisbane, Queensland, 4000, Australia More Effective Assessment and Control of Acid Mine Wastes based on Mineralogy Blue Minerals Consultancy, Australia Swimming Upstream or Going with the Flow - a Practitioners View on Challenges and Opportunities for Mining in the 2020's OceanaGold (NewZealand) Ltd, New Zealand |
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10:10am - 10:40am |
Morning tea Location: Christchurch Town Hall: Reception Area Limes |
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10:40am - 12:30pm |
Hydrogeology Location: Christchurch Town Hall: Room Avon Chair: Holger Mansel Recharge Flooding University of the Free State, South Africa Investigating the Effects of Temperature on Density Stratification in a flooded Analogue Model Mine Tshwane University of Technology, South Africa Impact of Dewatering of the Planned Lignite Open Pit in Poland on the Water Environment on the Basis of Groundwater Flow Model Poltegor-Institute of Opencast Mining, Poland Nitrate Dynamics at Mine Sites – Broader Context, Source and Management Considerations Hydrogeochem Group, Australia |
Water Treatment Location: Christchurch Town Hall: Room Victoria Chair: Jeff Skousen 🎓 Metals Removal from Acid Mine Water by Wood-Ash Amended Biochar 1: Geography Department, Swansea University, SA2 8PP United Kingdom; 2: School of Biological and Environmental Sciences, Liverpool John Moores University, Liverpool L3 3AF, United Kingdom Opportunities to Improve Water Quality during Abandoned Mine-Tunnel Reclamation 1: U.S. Geological Survey, Colorado Water Science Center, United States of America; 2: Linkan Engineering In situ Mine Water Treatment of Flooded Underground Mines Using Waste Concrete: A Feasibility Study 1: Council for Geoscience, South Africa; 2: 2Department of Mineral Resources and Energy, South Africa Stockton Coal Mine. Management of AMD Sludge BT Mining, New Zealand |
12:30pm - 1:00pm |
Lunch Location: Christchurch Town Hall: Reception Area Limes |
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1:00pm - 5:00pm |
Afternoon Excursions Location: Christchurch Town Hall: Main Foyer |
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5:00pm - 7:00pm |
Networking Drinks Location: Christchurch Town Hall: Reception Area Limes |
Date: Thursday, 10/Nov/2022 | ||
8:30am - 10:10am |
Plenary Location: Christchurch Town Hall: Room Avon Chair: David Craw Discoveries and Development of Passive Treatment Systems 1: West Virginia University, United States of America; 2: HDR, Pittsburgh, PA, USA; 3: University of Oklahoma, USA; 4: Hedin Environmental, Pittsburgh, PA, USA; 5: Linkan, Golden, CO, USA; 6: Colorado School of Mines, Golden, CO, USA Improving our Understanding of Environmental Stress in Mining Landscapes University of Windsor, Canada Geochemistry and Leaching of Selenium from Coal Waste Rock Blue Minerals Consultancy, Australia |
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10:10am - 10:40am |
Morning tea Location: Christchurch Town Hall: Reception Area Limes |
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10:40am - 12:20pm |
Methods and Monitoring Location: Christchurch Town Hall: Room Avon Chair: Adrian Brown Detection And Measurement Of Dissolved Metals In Mine Water Using Cation-Binding Resins And Field Portable XRF School of Engineering, Cardiff University, The Parade, Cardiff CF24 3AA Developing The Business Case For Responsible Acid And Metalliferous Drainage (AMD) Management 1: The University of Western Australia, Australia; 2: Cooperative Research Centre for Transformations in Mining Economies Public Opinion on Mine Water in Three Former German Hard Coal Mining Regions 1: Mittweida University of Applied Sciences, Germany; 2: TU Bergakademie Freiberg, Germany; 3: Tshwane University of Technology, South Africa Integrating Water Planning into Operational Mine Planning Deswik Recycled Concrete Aggregate for Long-term Passive Treatment of Acidic and Metallic Mine Discharge – The Proof that it Works Adrian Brown Consultants, Inc., United States of America |
Management and Treatment / something else Location: Christchurch Town Hall: Room Victoria Chair: Christopher Weisener The effectiveness of upgrading the Van Ryn Canal as an option to reduce water ingress into the underground mine workings in the East Rand of the Witwatersrand Basin in Gauteng Province, South Africa Council for Geoscience, South Africa Application of Pulverized Kaolin Clay for Remediation of Acid Mine Drainage 1: Research and Committees unit, Legislature Department, City of Ekurhuleni; 2: Department of Environmental Sciences, College of Agriculture and Environmental Sciences, University of South Africa (UNISA),; 3: Institute of Nanotechnology and Water Sustainability, College of Science, Engineering and Technology, University of the South Africa; 4: Magalies Water (MW), Scientific Services (SS), Research & Development (R&D) Division, Passive Treatment For Elevated Iron And Arsenic In Circum-Neutral Mine Affected Water 1: University of Canterbury; 2: OceanaGold; 3: Verum Group Selection and Design of a Full-Scale Vertical Flow Reactor for As and Fe Treatment, Globe Progress Mine, New Zealand 1: Verum Group, New Zealand; 2: OceanaGold; 3: Mine Waste Management; 4: Engineering Geology Limited Passive Treatment Of AMD Using a Full-Scale Upflow Mussel Shell Reactor, Echo Coal Mine, New Zealand 1: Verum Group, New Zealand; 2: New Zealand Coal & Carbon Ltd, New Zealand |
12:20pm - 1:00pm |
Lunch Location: Christchurch Town Hall: Reception Area Limes |
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1:00pm - 2:10pm |
Plenary Location: Christchurch Town Hall: Room Avon Chair: Christian Wolkersdorfer Bacteria-mineral Interactions: a Bacterial View of Mine Water Systems The University Of Queensland, Australia The Evolving Nature of Active, Passive, and Semi-Passive Mine Water Treatment Technologies 1: Editor-in-Chief, Mine Water and the Environment; 2: Clear Coast Consulting, Inc., Vancouver, Canada; 3: Div. of Plant and Soil Sciences, West Virginia Univ., Morgantown, WV, USA |
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2:10pm - 2:40pm |
Afternoon tea Location: Christchurch Town Hall: Reception Area Limes |
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2:40pm - 4:10pm |
Closing Plenary Location: Christchurch Town Hall: Room Avon Chair: Robert Lawrence Kleinmann Circular Economy and Mine Water Treatment Cardiff University, United Kingdom 3:10pm - 3:40pm Science, Engineering, Regulatory Practice and Sustainability: Some Thoughts US GS, United States of America 3:40pm - 3:55pm Student Awards & IMWA Presidents Address Tshwane University of Technology (TUT), South Africa 3:55pm - 4:05pm IMWA 2023 Preview Natural Resources Wales, United Kingdom 4:05pm - 4:10pm Closing Verum Group Ltd, New Zealand |
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6:30pm - 11:59pm |
Gala Dinner Location: Art Gallery |
Date: Friday, 11/Nov/2022 | |
7:30am | Post Conference Field Trip 2 Location: Distinction Hotel, In front of Hotel Chair: Paul Weber |
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