Hydrogeology & Hydrogeochemistry
2023 – 2026: Villach (AT)
- City of Villach, Municipal water utility
- Renovation of the local water supply facility (Thomas Spring).
- Condition assessment, rehabilitation plan, hydrogeological project management.
2017-2024 Thalheim (AT)
- Thalheimer Heilwasser GmbH
- Adjustment to current technology standards and mineral water certifications.
- Preliminary studies, hydrogeological and hydrochemical investigations, construction supervision, applications for mineral water certifications, monitoring
2020 – 2025: Gratkorn (AT)
- Municipality of Gratkorn
- Rehabilitation concept for the water supply system and redesign of the protection zones.
- Well inspection, camera inspection, rehabilitation planning, numerical modeling for delineation of protection zones.
2006 – 2023: Fohnsdorf (AT)
- DM Thermal spa operating GmbH
- Continuous monitoring of the Gabelhofen Th 1 thermal water well.
- Hydrochemical sampling, analysis, and calculations, monitoring of extraction operations.
2022 Hochschwab area (AT)
- Knauf GmbH
- Hydrogeological report for the Hochschwab drinking water protection area.
- Research, evaluation, and illustration of geological conditions, assessment of the impact of planned exploratory drilling on groundwater.
2020: Steiermark – Burgenland (AT)
- State Government of Styria, State Government of Burgenland
- Monitoring of the deep groundwater body GK 100168.
- Planning, location, procurement, and construction supervision of 8 deep groundwater monitoring wells.
2021: Bad Blumau (AT)
- State Government of Styria
- Sealing of an artesian well.
- Water rights construction supervision - monitoring and confirming the proper execution of the closure in accordance with regulatory compliance.
2020 – 2023: Feldbach (AT)
- Municipality of Feldbach
- Rehabilitation of the municipal water supply system in Feldbach.
- Planning, handling of water rights procedures, hydrogeological supervision of 4 new boreholes, and evaluation of pump tests.
Near-surface geothermal energy
2023 – 2024: Graz (AT)
- AOP GmbH
- Groundwater exploration for thermal utilization with a capacity of 100 l/s for Siemens Mobility Graz.
- Detailed planning, water rights procedures, tendering, construction supervision, and numerical modeling.
2020/ since 2022 Graz (AT)
- SCM Holding GmbH, SCM Parking GmbH
- Groundwater development for thermal use for the Smart City Graz district at a rate of 80 l/s.
- Planning, submission of water rights applications, numerical modeling, project management, monitoring.
2021: Gleisdorf (AT)
- State Government of Styria
- Geothermal borehole drilling.
- Wasserrechtliche Bauaufsicht - Überwachung und Bestätigung der bescheidgemäßen Ausführung der Errichtung der Erdwärmesonden
2019 – 2021: Kalsdorf (AT)
- KELAG Energy and Heat GmbH
- Copacabana Residential Project
- Groundwater development for thermal use at a rate of 13 l/s. Feasibility study, detailed planning, water rights procedures, project management, numerical modeling, monitoring, and ongoing supervision.
2021: Kalsdorf (AT)
- Municipality of Kalsdorf
- Kalsdorf Elementary School - Groundwater development for thermal use at a rate of 14.5 l/s.
- Planning, project management, numerical modeling, water rights procedures, tendering process, and geotechnical construction supervision.
2021: Graz (AT)
- DI Wallner and Co-owners
- Installation of the geothermal borehole field for the residential project Reininghaus R80.
- Construction supervision according to water rights - monitoring and confirming the proper execution of the installation in accordance with regulatory requirements.
2021: Kalsdorf (AT)
- SAMSUNG SDI Battery Systems GmbH
- Samsung Research and Development Center - Groundwater development of 100 l/s for thermal utilization.
- Planning, water rights procedures, project management, numerical modeling, tendering process, hydrogeological construction supervision.
2016: Kapfenberg (AT)
- Non-profit housing and settlement cooperative. Ennstal housing cooperative
- KSV - Youth Sports Center, groundwater development for thermal use at a rate of 8.0 l/s.
- Hydrogeological surveys, geotechnical planning, submission of water rights applications, tendering process, numerical modeling, construction supervision.
2013/2015: Bruck a. d. Mur (AT)
- Regional Medical Insurance
- GKK Styria - Bruck/Mur branch - Establishment of a geothermal borehole field.
- Feasibility study, planning and design, procurement and construction supervision, conducting a Thermal Response Test.
Deep geothermal Energy
2023: Stegersbach (AT)
- Tourism and Accommodation Services Burgenland GmbH/ Burgenland State holding company
- Condition assessment of the thermal water boreholes Stegersbach Th 1 and 2.
- Assessment of the condition of the boreholes and the sustainability of groundwater extraction based on data collection, inspection, and evaluation.
2023: Hurbanovo (SK)
- Siemens AG Austria
- Geothermal Pre-feasibility study
- Creation of a (hydro) geological model, estimation of subsurface temperature, productivity, and thermal capacity, development proposals with risk assessment, and initial estimation of thermal-hydraulic interferences.
2023: Gaflenz (AT)
- Michael Kouba GmbH
- Geothermal Pre-feasibility study
- Assessment of the geothermal situation in the medium-depth and deep subsurface for the Harreither company site.
2022: Leithaprodersdorf, Deutsch Brodersdorf, Wampersdorf (AT)
- Community Leithaprodersdorf
- Geothermal Pre-feasibility study
- Investigation of geological, tectonic, and hydrogeological conditions with recommendations for further steps.
2021: Loipersdorf (AT)
- RED Drilling & Services
- Rehgraben I Drilling of the Thermal Spa Loipersdorf
- Supervision and analysis of the airlift test, short- and long-term pumping tests, determination of the skin factor and drawdown cone, determination of the well productivity
2018: Althofen (AT)
- Tilly Energy Cooperation through RED Drilling & Services GmbH
- Geothermal borehole Julia 001, depth 2,865 meters.
- Geological preliminary investigation, preparation of water rights applications and preliminary profiles, geological survey of the borehole including subsequent testing phase supervision.
2009: Sauerlach (DE)
- Munich City Utilities LLC, in Cooperation with ERDWERK GmbH Munich
- Geothermal project Sauerbach – Borehole Th2 (5,060m)
- Geological supervision of the drilling and pumping tests
2005 – 2023: Frauenkirchen (AT)
- Seewinkel Thermal Spa Infrastructure GmbH
- Seewinkel Thermal 1 thermal water borehole (1,087 m) for St. Martins Spa.
- Planning, project management of the drilling, regulatory procedures, ongoing supervision, monitoring, and quality assurance.
Research
2024 South Burgenland (AT)
- FFG
- FFG Project cells4.engery- Regional energy cells as multi energy real-world laboratories for swift system transition.
- Assessment of the deep subsurface geothermal potential in the Stegersbach area.
2024: Weiz/Gleisdorf (AT)
- Geo5 GmbH
- FFG Project fossilfree4industry
- Assessment of the geothermal potential of the medium-depth to deep subsurface in the Gleisdorf area.
2018: Fürstenfeld (AT)
- Impulse Region Fürstenfeld
- Geothermal Model Region FF
- Modeling of seasonal geothermal heat storage and assessing the potential of existing geothermal wells.
2013-2015 Research Project Reinjection
- Climate and Energy Fund Austria/FFG
- Factor analysis and simulation of reinjection of thermal fluids into sandstone formations - Energy Mission Austria
- Researching the criteria leading to the failure of reinjection into sandstone, simulation of reinjection behavior in different sandstone aquifers in contact with fluids.
