Mark Challoner Email & Phone Number

Newcastle, Nsw, Au

Australia

Appointed Special Adviser - Registrars and Site Contamination to the EIANZ Certification Board. My role is to improve the consistency in CEnvP application appraisals and provide specific input on Site Contamination issues to the Certification Board.

My role is to provide administrative support for the EIANZ in evaluating the suitability of candidates applying to become a CEnvP in the Site Contamination Specialist category. In this role, I have reviewed more than 40 applications from environmental consultants seeking to become accredited under the EIANZ certification scheme.

Newcastle, New South Wales, Australia

Roles with EnviroScience, so far, include:• Expert Witness for Land and Environment Court NSW EPA Section 34 conciliation meeting, preparation of Expert Opinion Report for and evidence presented at the meeting. Preparation of Expert Report;• Presentation to Environmental Health Australia NSW Annual State Conference on Emerging Contaminants of Concern - PFAS, Tyre contaminants (6PPD-Q and HMMM) and Microplastics. • Preparation of Mulch Risk Management Protocol For Armidale… Show more Roles with EnviroScience, so far, include:• Expert Witness for Land and Environment Court NSW EPA Section 34 conciliation meeting, preparation of Expert Opinion Report for and evidence presented at the meeting. Preparation of Expert Report;• Presentation to Environmental Health Australia NSW Annual State Conference on Emerging Contaminants of Concern - PFAS, Tyre contaminants (6PPD-Q and HMMM) and Microplastics. • Preparation of Mulch Risk Management Protocol For Armidale Landfill;• Preparation of RAP for a low density residential development in Narromine• Technical advice on 6PPD/HMMM analysis for possible tyre contaminant migration;• Preparation of Remediation Action Plan for former abattoir, quarry and irrigation ponds;• Review of landfill gas data from an interception trench and from gas wells, leachate/groundwater concentrations from internal/external wells along a bentonite cut off wall; and technical and costing review of two leachate treatment plants. Ongoing technical advice on contaminated land issues for lease area handback;• Preparation and development of internal technical procedures and field data collection forms;• Landfill Gas Assessment for major landfill and preparation of Trigger Action Plan;• Preparation of Targeted Site Investigation Report for a Shredder Floc Storage Area in Victoria;• Bespoke Groundwater Monitoring Report for a metal recycling site in Victoria;• Stormwater assessment for a metal recycling facility in Victoria;• High level assessment and presentation to Council for the strategic development of a 10km foreshore in Sydney;• CEnvP:SCS compliance peer review of third party consultant annual report on site-specific resource recovered material.• Preparation of Sampling and Analysis Quality Plan and project management of the investigation of eleven landfills at a former power station.• Surface Water monitoring at a metal recycling site in Unanderra, desk study and surface water risk assessment Show less

Newcastle, New South Wales, Australia

Key activities with EDP include:• Technical Director for the Defence Water Quality Monitoring Programme for eight bases in NSW;• Landfill Gas and Groundwater Risk Assessment for proposed and existing landfills in NSW;• Active contribution towards the RSK PFAS Centre of Excellence group (global technical forum) and the wider remit of the Contaminated Land Centre of Excellence technical forum;• Co-chair of the Planet Possible CIWEM PFAS podcast;• Setup, administration, opening… Show more Key activities with EDP include:• Technical Director for the Defence Water Quality Monitoring Programme for eight bases in NSW;• Landfill Gas and Groundwater Risk Assessment for proposed and existing landfills in NSW;• Active contribution towards the RSK PFAS Centre of Excellence group (global technical forum) and the wider remit of the Contaminated Land Centre of Excellence technical forum;• Co-chair of the Planet Possible CIWEM PFAS podcast;• Setup, administration, opening and growth of the Newcastle office;• CEnvP : SCS review of third party PSI, DSI, RAP, CEMP and Validation Reports. Show less

Newcastle, Australia

Key projects with CES have included:• Assessment and remediation planning of a former coal fired power station on the Central Coast, NSW. Studies include: hydrocarbon plumes assessment using LIF, robust PFAS investigation, Phase 1 assessments;• Spiral phased in-situ chemical oxidation remediation of hydrocarbon plume via 300+ injection wells, project management of large-scale sequenced six cell (Mega-Brace supported) hydrocarbon excavation below groundwater;• Construction… Show more Key projects with CES have included:• Assessment and remediation planning of a former coal fired power station on the Central Coast, NSW. Studies include: hydrocarbon plumes assessment using LIF, robust PFAS investigation, Phase 1 assessments;• Spiral phased in-situ chemical oxidation remediation of hydrocarbon plume via 300+ injection wells, project management of large-scale sequenced six cell (Mega-Brace supported) hydrocarbon excavation below groundwater;• Construction environmental and remediation management for the 13 ha. bulk earthworks at Shearwater Landing, Cronulla. Excavation, sorting and re-placement of material to 17.5 m depth. Co-authored LFG risk assessment with Steve Wilson. Site Auditor sign off for the 160 residential lots; • LFG and GW Risk Assessment for Summerhill Waste Management Facility;• LFG Risk Assessment for Dunbogan Landfill;• Emergency response RAP for caustic soda and Validation Report;• Numerous SAQP, PSI, DSI, RAPs and Validation Reports with approval by a number of NSW EPA accredited Site Auditors for multi-storey residential properties;• SAQP, EMP and subsequent fieldworks to demonstrate that a multi-storey residential passive vapour protection system was effective at minimising vapour ingress;• Relocation of a golf course and assessment of a 100 ha. site close to Sydney Airport. Remedial options appraisal and costing to mitigate ammonia discharge from two landfills. Landfill gas assessment. Pilot trial tests for the leachate management system and preparation of Detailed Design RAP, with successful Site Auditor sign off;• Expert Witness for Supreme Court NSW. Waste Classification and Off-site Contaminant Migration;• Expert Witness for Supreme Court NSW. Asbestos in soil removal;• Expert Witness - Asbestos in soil around residential properties;• Expert Witness - Environmental assessment of imported material and potential risk;• CEnvP: SCS review of third party RAP for Mudgee Hospital and Goulburn Hospital. Show less

Newcastle, Nsw

Geoscience and Environment Team Lead in Hamilton, NSW. Responsibilities included:• Project management of hazardous materials surveys for 16 mine sites in NSW, co-ordinating the survey teams and managing client communication and project updates. The work comprised the survey for four key hazardous substances (asbestos, synthetic mineral fibres, poly-chlorinated biphenyls (PCBs) and lead paint) in all above ground buildings and infrastructure; • Environmental Compliance Auditing… Show more Geoscience and Environment Team Lead in Hamilton, NSW. Responsibilities included:• Project management of hazardous materials surveys for 16 mine sites in NSW, co-ordinating the survey teams and managing client communication and project updates. The work comprised the survey for four key hazardous substances (asbestos, synthetic mineral fibres, poly-chlorinated biphenyls (PCBs) and lead paint) in all above ground buildings and infrastructure; • Environmental Compliance Auditing for industrial clients: included the assessment of corrosive substances use, IBCs and drum storage and management and bunding of tanks and vessels. The issues involved an inspection of bunding for cracks in walls and flooring, the assessment of crest locus limits for trajectory leaks (in line with AS 3780-2008), the audit of emergency management training procedures and equipment and appropriate labelling of drums and IBCs;• Environmental Due Diligence Audit: comprised a review in legacy liability, storage racking assessment, (M)SDS review and compliance, emergency/fire preparedness (including allowance for fire water containment) and security provision as well as the routine environmental issues –such as potential releases to air, soil, groundwater and surface water;• Detailed Site Investigation of arsenic smelter, including forensic analysis of arsenic (III and V) and assessment of soil, sediment and water media; • Technical review of request for tender (RFT) and validation reports for numerous tank excavation and assessment projects across NSW;• Co-ordination of business development activities for the environment team in Newcastle and the Hunter region;• Creation and development of the sector-based Environment Team business plan for NSW, chair of a SWOT/PEST and strategy workshop;• Technical training and mentoring of staff;• Undertaking regular informal and annual formal staff appraisals; and• Financial management of the team's projects and key projects management. Show less

Glasgow, Scotland, United Kingdom

Projects included:• Pollution Prevention and Control ongoing monitoring for oil and gas sector clients; • Site investigation, Human Health DQRA and remediation of former gasworks at Meathop in the Lake District;• Assistance with the investigation and assessment of several other gasworks of varying size and complexity;• Diesel plume delineation and subsequent remediation; • Contaminated land liability assessment of a 500 site electrical substation portfolio; and • Ground… Show more Projects included:• Pollution Prevention and Control ongoing monitoring for oil and gas sector clients; • Site investigation, Human Health DQRA and remediation of former gasworks at Meathop in the Lake District;• Assistance with the investigation and assessment of several other gasworks of varying size and complexity;• Diesel plume delineation and subsequent remediation; • Contaminated land liability assessment of a 500 site electrical substation portfolio; and • Ground stability assessments of three undermined sites in the Central Belt. Show less

Edinburgh, Scotland, United Kingdom

Various contaminated land projects including:• A detailed hydrogeological study of a peat basin for a proposed electrical substation;• Site investigation of several National Grid gasworks sites in southern Scotland;• Peer review of third party consultants reports for a local authority;• Preliminary contamination investigation of six council properties in the Highlands; and• Preliminary investigation of a landfill site in the Borders to assist with the design of a major road… Show more Various contaminated land projects including:• A detailed hydrogeological study of a peat basin for a proposed electrical substation;• Site investigation of several National Grid gasworks sites in southern Scotland;• Peer review of third party consultants reports for a local authority;• Preliminary contamination investigation of six council properties in the Highlands; and• Preliminary investigation of a landfill site in the Borders to assist with the design of a major road scheme. Show less

Chester, United Kingdom

• Project/site management of small to medium scale contaminated land sites and larger complex sites;• Detailed intrusive investigation of the Lambton Coke Works (260 boreholes and 600 trial pits); and• Preliminary intrusive investigation of a 30 acre site in Wednesbury, Birmingham.

Chester, United Kingdom

Variety of roles including:• Photo-geomorphological and geotechnical reports for pipeline routes;• Six month position as Environmental auditor for gas pipeline route;• Physical environment sections of Environmental Statements;• Phase 1 Desk Studies and Phase 2 Site Investigations (for petrol stations, commercial and industrial units and house builders) for brownfield sites; and • Remediation of hydrocarbon contaminated sites using excavation and off-site removal and DPVE.

Bsc. Hons, Geology And Petroleum Geology

Activities and Societies: Lairig Club

Education record