Hydrogeology Expert Witnesses

Civil Engineering, Environmental Engineering - Groundwater, Wastewater, Remediation, Bioremediation, Modeling, Stormwater, Hydrogeology, Hydrology, Geotechnical, Microbiology, Contamination, Geochemistry, Construction, Demolition, Home Inspection

Dr. TImothy Mayotte is President and CEO of Mayotte Design & Engineering, PC, a civil and environmental engineering design firm based in East Lansing, Michigan. Since 2003, MD&E has proved itself a highly responsive design, advocate and risk management partner for clients in the energy, automotive, commercial printing, textile, pharmaceutical, chemical, real estate, and legal industries. MD&E offers a variety of services, specializing in the design and engineering of treatment solutions for wastewater, groundwater, stormwater and contaminated soil, sediment and air. Dr. Mayotte has assisted clientele across globe, having completed projects in: Alabama; Arizona; California; Colorado; Connecticut; Illinois; Indiana; Iowa; Kansas, Massachusetts; Michigan; Missouri, Mississippi; Nevada; New Jersey; New York; Ohio; Oregon; Tennessee; Texas; Vermont; Virginia; West Virginia; Washington, Wisconsin; Wyoming; British Columbia; Ontario; Quebec; Brazil; China; Czech Republic; Italy; and Mex...

Mining, Geology - Hydrogeology, Hydrology, Geological Engineering, Mining Engineering, Tunnel Engineering, Geotechnical Engineering, Groundwater, Geology, Water Resources Engineering, Remediation Design, Hazardous Waste Management, Site Investigations.

I am a multi-disciplinary engineer and a licensed Professional Engineer in mining, civil and geological engineering. I have over 35 years of experience in engineering and geology. Currently, I am a Senior Subject Matter Expert for the US Department of Energy at the Carlsbad Field Office's (CBFO) Waste Isolation Pilot Plant (WIPP) in Carlsbad, New Mexico. I provide senior technical advice and recommendations to the CBFO Manager, Assistant Manager and Director, Facility Engineering Division, on matters pertaining to mining engineering, ground control, mine safety, groundwater engineering, underground mine construction and drift, back and ribs maintenance, mine shaft and hoist construction and maintenance, surface mining facilities, and systems construction and maintenance, and input and coordinates with other CBFO staff. I graduated with degrees in mining and geological engineering from the Colorado School of Mines which is ranked #1 in the world in mining and mineral engineering ...

Environmental, Engineering - Hydrology, Sewer, Water, Flooding, Groundwater, Hydrogeology, Drainage, Wastewater Treatment, Septic Systems, Utility, Sewer Systems, Sanitary Sewage, Mold, Stormwater Management, Hydraulics, Hazardous Waste, Drinking Water, Waste Management, Erosion, Soils, Pumping, Water Quality, Air Quality

Nationwide experience as hydrologist, environmental engineer, and civil engineer, including for construction, operations, design, inspections, floodplains, contamination, toxicity, hazardous waste, spills, grading, remediation, pollution, sinkholes, health and safety, pumping, modeling, odors, soils, dams, regulations, combined sewers, overflows, aquifers, water distribution, water treatment, hydraulic fracturing, Standard of Care, sedimentation, hydroplaning, wetlands, landfills, monitoring, infiltration/inflow, and metering. Forensic cases for Mr. Dutill have comprised federal and state courts, and include damages from approximately $25,000 to approaching $1 billion, with most between $100,000 to $5M. As indicated in feedback from attorneys on expert witness cases, some of the strengths of Mr. Dutill include understandable guidance, responsiveness, timeliness, communication, effective report writing, strong testimony (including on cross), efficiency, organization, and assistance ...

Geology, Environmental - Groundwater, Hydrogeology, Geology, Geo-Hazards, Mining, Stormwater, Oil & Gas, Bedrock Aquifer, Groundwater Contamination, Environmental Forensics, Environmental Evaluation, Environment, Water Resources, Water Supply, Karst, Karst Geology, Karst Hydrogeology, Sinkholes

Expertise in hydrogeology, geology and environmental forensics with a specialization in groundwater flow and contaminant transport in fractured bedrock aquifers. Mr. Gillespie's technical expertise is complemented by an industry insider’s savvy of corporate needs and operations and the regulatory acumen of a former agency reviewer and bureau official. He is a published researcher in hydrostructural geology and karst hydrogeology, an adjunct university professor of geology and a frequent provider of continuing professional education courses. Mr. Gillespie is routinely invited to speak on matters of earth, environment and energy to government committees, national business organizations and educational institutions. He developed and leads a geoResource Risk Reduction practice, specializing in strategic representation in regulatory and legal venues. Mr. Gillespie has provided litigation support, testifying expert services, expert regulatory negotiation support and public representa...