Agenda
Webinar instructions will be emailed before the date of the webinar.
Please log into the webinar 15 – 30 minutes before the start time.
Thursday, October 31, 2024
12:00 – 2:00 pm CDT
Presented by: Steven Deverel
Introduction
- Interaction of aqueous, gas and solid phases in relation to important reactions that affect groundwater chemical composition
Basic concepts
- Major ions that define groundwater chemical composition
- Law of mass action
- Chemical activity and activity coefficients
Important Chemical Reactions in Relation to the 3 Phases
- Mineral precipitation and dissolution
- Geochemical modeling example
- Case examples and calculations
- Oxidation-reduction reactions
- Example reactions
- Case studies
- Field measurements
- Carbonate system
- Reactions, factors and processes
Isotopes
- Commonly used isotopes in hydrology
- Stable isotopes in water
- Processes affecting isotope levels in water
- Case study
Displaying Chemical Composition
- Examples
Summary
Webinar Instructions
All attendees must log-on through their own email – attendees may not watch together if they wish to earn continuing education credit. HalfMoon Education Inc. must be able to prove attendance if either the attendee or HalfMoon Education Inc. is audited.
Certificates of completion can be downloaded in PDF form upon passing a short quiz. A link to the quiz will be sent to each qualifying attendee immediately after the webinar. The certificate can be downloaded from the Results page of the quiz upon scoring 80% or higher.
Webinars are presented via GoToWebinar, an easy-to-use application that can be run on most systems and tablets. Instructions and login information will be provided in an email sent close to the date of the webinar. It is highly recommended that you download, install and test the application before the webinar begins by clicking on the link in the email.
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Windows 7 – 10 or Mac OSX Mavericks (10.9) – macOS Catalina (10.15)
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The two most recent version of the following browsers:
Google Chrome, Mozilla Firefox, Apple Safari, Microsoft Edge
Internet Explorer v11 (or later) with Flash enabled.
Internet connection: Minimum of 1Mbps Hardware: 2GB RAM or more
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Credits
Engineers
2.0 PDHs
Landscape Architects
2.0 HSW CE Hours
LACES - Landscape Architecture Continuing Education System
2.0 HSW PDHs
Geologists
2.0 CE Hours*
Floodplain Managers
2.0 ASFPM CECs
Continuing Education Credit Information
This webinar is open to the public and is designed to qualify for 2.0 PDHs for professional engineers and 2.0 HSW continuing education hours for licensed landscape architects in most states that allow this learning method. Please refer to specific state rules to determine eligibility.
HalfMoon Education is an approved continuing education sponsor for engineers in Florida (Provider License No: CEA362), Indiana (License No. CE21700059), Maryland, New Jersey (Approval No. 24GP00049300) and North Carolina (S-0130). HalfMoon Education is deemed an approved continuing education sponsor for New York engineers and landscape architects via its registration with the Landscape Architecture Continuing Education System (LA/CES). Other states do not preapprove continuing education providers or courses.
The Landscape Architecture Continuing Education System has approved this course for 2.0 HSW PDHs. Only full participation is reportable to the LA CES.
This Association of State Floodplain Managers has approved this course for 2.0 CECs for floodplain managers.
*This webinar may offer up to 2.0 PDHs to licensed geologists in some states. HalfMoon Education has not applied for state geologist continuing education approval in states requiring such.
Attendance will be monitored, and attendance certificates will be available after the webinar for those who attend the entire course and score a minimum 80% on the quiz that follows the course (multiple attempts allowed).
On-Demand Credits
The preceding credit information only applies to the live presentation. This course in an on-demand format is not pre-approved by any licensing boards and may not qualify for the same credits; please consult your licensing board(s) to ensure that a structured, asynchronous learning format is appropriate. The following pre-approvals may be available for the on-demand format upon request:
2.0 HSW PDHs (LA CES)
Speakers
Steven Deverel, Ph.D., P.G., C. HG.
Principal Hydrologist with HydroFocus, Inc. in Davis, CAMr. Deverel, Principal Hydrologist with HydroFocus, Inc. in Davis, CA. Dr. Deverel has more than 40 years of hydrologic problem-solving experience in California and throughout the western United States. After completing a doctorate at the University of California at Davis in 1983, Dr. Deverel worked as a Researcher at the US Geological Survey until 1991. During this period, he investigated the hydrologic and geochemical processes associated with land subsidence. From 1991 to 1994, he served as the Assistant District Chief for the US Geological Survey California District, overseeing data collection and research for northern California. Since May 1994, he has worked in the private sector, opened a consulting firm in 1996 and cofounded HydroFocus, Inc. in 1998. Steven has authored numerous publications related to land subsidence and strategies for mitigating subsidence and has also led and participated in key investigations into impacts of subsidence on ecosystem processes, agriculture, and infrastructure. Steven is a registered Professional Geologist in California and Arizona, a registered Professional Geoscientist in Texas, a certified Hydrogeologist in California and a registered Professional Hydrologist with the American Institute of Hydrology.