Greg Diefenbach
Geochemist
Pine,CO
Summary
Knowledgeable Geochemist with robust background in water treatment processes. Successfully implemented innovative purification methods, enhancing system efficiency and safety. Demonstrated expertise in chemical analysis and system maintenance, ensuring optimal water quality.
Overview
20
20
years of professional experience
Work History
Senior Water Treatment Specialist
Geowater
03.2020 - Current
- Design, build, install, and maintain water treatment systems based on hydrogeochemistry
- Interpretation of localized hydrogeology, mineralogy, aqueous geochemistry, and groundwater contamination
- Training staff, customer communication
Mud Logger/Geologist
Reservoir Group
01.2018 - 03.2020
- On site logging of wells in Colorado, Oklahoma, North Dakota, Texas, and Utah
- Geosteering and stratigraphic interpretation by analysis of livestreaming data
- Equipment maintenance, troubleshooting and repair
Consulting Geologist
Geologist-at-Large
03.2010 - 01.2018
- Foundation and soils analysis
- Manage environmental and resource drilling programs
- Maintain, reconcile, and interpret drilling logs, geophysical logs, geochemistry and hydrogeology
- Health and safety training and compliance
- Identify contaminant pathways impacting groundwater at remediated brownfield sites
Consulting Geologist
Economic and Environmental Geochemistry, Inc.
06.2009 - 12.2017
- Develop analytical programs and experimental protocols
- Coordinated work between multiple laboratories and for local, state and federal agencies
- Train and lead field teams in XRF, sampling, coring, health and safety
- Create and maintain project analytical and GIS databases
- Contribute to expert reports and expert witness testimony
- Review environmental reports for regulatory agencies
Exploration Geologist
Silica Resources
06.2007 - 05.2009
- Assess molybdenum deposits in the US and Canada
- Interpret historical data for use in resource estimates
- Conduct field sampling, mapping and claim staking
- Research mineral claims and land grants to identify ownership
Student Researcher
INSTAAR and USGS XRD Laboratories
09.2005 - 05.2007
- Sample North Atlantic sediment cores as part of the Arctic Climate Research team
- Analyze sediments by XRD and interpret clay mineralogy using RockJock
- Use statistical analysis of datasets to interpret climatic variations
- Collect and prepare samples from abandoned mines across the Colorado gold belt
- Analyze weathered material by XRD to interpret alteration patterns
- Perform clay separations to isolate illite for age dating
Education
Bachelor of Arts - Geological Sciences
01.2007
Cum Laude
Skills
- Flow meter monitoring
- Water quality
- Water testing
- Chemical feed system operation
- EPA standards
- Water quality analysis
- Test results interpretation
- Sampling procedures
- Equipment calibration
- Laboratory testing
- Reverse osmosis systems
- Activated carbon filtration
Major Accomplishments
- Professional Geologist, cum Laude graduate CU Boulder class of 2007
- 18 years’ experience in Geology and Environmental Science
- Geochemistry, GIS, statistics and data analysis
Timeline
Senior Water Treatment Specialist - Geowater
03.2020 - Current
Mud Logger/Geologist - Reservoir Group
01.2018 - 03.2020
Consulting Geologist - Geologist-at-Large
03.2010 - 01.2018
Consulting Geologist - Economic and Environmental Geochemistry, Inc.
06.2009 - 12.2017
Exploration Geologist - Silica Resources
06.2007 - 05.2009
Student Researcher - INSTAAR and USGS XRD Laboratories
09.2005 - 05.2007
University of Colorado Boulder - Bachelor of Arts, Geological Sciences