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Well Design and Groundwater Protection
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When: Wednesday, February 7, 2018
8:00 AM
Where: Hyatt Regency Monterey
1 Old Golf Course Rd
Monterey, California  93940
United States
Contact: CGA Office

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08:30-08:45     Introductions
08:45-10:30     E-logs-101 Jeremy Wire
                        What is an e-log: What information can be gleaned from them. Basic math problems using real examples of e-logs.
10:30-11:00     Break
11:00-12:00     Using e-log data to improve nitrate levels in an existing production well, a case study. Dave Landino
                        Using data from an e-log of an existing production well, this session will show how it is possible to improve nitrate levels by simply modifying the pump system.
12:00-1:00       Lunch
1:00-2:15         Annual seal 101, Dan Meyer
                        Annular seals – what constitutes an adequate seal, how to maintain its integrity, determining when to repair vs replace a deteriorated one, discuss some options to repair/replace to ensuring
                        seal will provide adequate protection
2:15-2:30         Break
2:30-4:00         Iron bacteria 101, Tim Guishard
                        Iron Bacteria basics:
                        o   Why it occurs
                        o   What conditions are optimal for an occurrence (and what conditions help to prevent occurrence)
                        o   What monitoring to evaluate presence and extent/magnitude of problem
                        o   How to clean up and prevent future occurrences
                        o   If have it once, more likely for future problems

Speaker Bios:

Dan Meyer, Past President of the National Ground Water Association (2013)
His drilling background covers nearly 40 years. Dan resides in Sourthern California, and  in 2017  he transsitioned to a retirement status. His most recent employment was with Gregg Drilling as a financial advisor and equipment manager. Dan’s education includes a B.S. in accounting and a Masters in Business Adminstration. He is licensed as a Certified Public Accountant and a Drilling Contractor, and is a certified Master Ground Water Contractor and Closed Verticle Loop Driller by the NGWA. Contact info: Phone 714-343-3510, email:

Jeremy Wire, President of GeoConsultants, Inc.
Jeremy Wire is President of Geoconsultants, Inc. in San Jose, California, and has over 40 years of experience in the application of hydrogeology and geophysics to groundwater development, and water well location, design, and construction. He was chairman of the Water Well Technical Advisory Committee, CCDEH, that in cooperation with CGA drafted a revised version of the Bulletin 74 California Well Standards in 2013. He is a registered Professional Geologist and Certified Hydrogeologist in California, and Professional Engineer (Geological) in Nevada. Contact info: Phone408-453-2541, ext 13, and

Tim Guishard

Dave Landino