Are you Planning to go?.......................................................23 Breaking News......................................................................13 Classifieds: WorldWide Buyers’ Guide™...................59-72 Education Connection..........................................................46 Hot Off the Press.....................................................................9 Industry Announcements.....................................................19 Obituary: Bachelder, Bud Benjamin....................................17 Obituary: Clark, Darrell Eugene...........................................17 Obituary: Kwader, Thomas “Tom”.......................................48 Photo Page............................................................................14 Product Spotlight.................................................................47 Who’s in the News................................................................13 WorldWide Buyers Meet Sellers.............................35-43 WorldWide Farmers’ Corner............................22 WorldWide ..............6 Acker Drill Company...........................................................69 Allegheny Instruments........................................................16 Atlantic Screen & Manufacturing, Inc. (ASI)........................29 Baker Water Systems.........................................................51 Better Water Industries Inc..................................................46 Bit Brokers International (BBI)............................................53 Bitco, Inc.............................................................................27 Central Mine Equipment Company (CME)..........................15 Drill King International.........................................................70 Drill Pipe, Inc.......................................................................30 Drilling Equipment Sales, Inc. (DES)..................................71 Drilling Supply & Mfg (DSM)...............................................55 Eastern Driller Manufacturing Company Inc. (EDM)...........25 Empire State Water Well Drillers Assn. (ESWWDA) Ann. Mtg....23,49 ESI Supply..........................................................................18 GeoPro, Inc.........................................................................28 Geoprobe Systems®..............................................................2 Geothermal Supply Company, Inc. (GSC)..........................47 GETEC, Inc...........................................................................7 Heron Instruments, Inc.......................................................44 Hole Products ....................................................................56 Infinity Tool Manufacturing..................................................72 Infinity Tool Manufacturing..................................................54 KS Bit, Inc.............................................................................3 Louisiana Ground Water Assn. (LGWA) Convention...........32 Merrill Manufacturing..........................................................33 Mills Machine Company, Inc...............................................45 Moab Bit & Tool Co., Inc......................................................50 Mountain States Ground Water Expo.................................26 N&N Drilling Supply.............................................................34 SEMCO, Inc.......................................................................1,6 SIMCO® Drilling Equipment...................................................4 Star Iron Works, Inc. - Construction....................................20 Star Iron Works, Inc. - Water Well.......................................21 T&T Carbide Inc..................................................................12 Texas Ground Water Assn. (TGWA) Convention................31 Utah Ground Water Assn. (UGWA) Conference and Expo...52 Well-Vu, Inc...........................................................................9 Advertisers Featured Editorial CONST - Construction ENV - Environmental EXB - Exploration/Blasthole G&O - Shallow Gas and Oil GEOTECH - Geotechnical GEO - Geothermal HDD - Horizontal Directional Drilling MIN - Mining WTR - Water December 2025 - Tools of the Trade CONST ENV EXB G&O GEOTECH GEO HDD MIN WTR Aardvark Packers Acker Drill Company Atlantic Screen & Mfg.,Inc. Bit Brokers International ChemGrout® Drill King International Drill Pipe, Inc. Drilling Equip. Resources Eastern Driller Mfg. (EDM) Eijkelkamp North America Empire State Water Well Drillers Assn. Heisey Machine Co. Hole Products Kovai Drilling Applications Louisiana Ground Water Assn. Merrill Manufacturing Mountain States Ground Water Expo O-K Bit Service, Inc. Wilson, Jr., Robert Evans: The Un-Comfort Zone II...8 A Tunnel Boring Machine Named Emily.....................11 Working with Many Challenges.................................19 Research on Safer Mars Drilling and Sample Collecting...24 Battersby, Mark E.: Drilling Into Money Not Boring..34 Smarter Soil Insights to Transform Brownfield..........54 New Rig Design Inspired by Forestry Equipment.........44 Drill Records from 1930s Aid in Exploration..................51 Alliance Optimizing Blasting with AI-Driven Insights...52 This Method Could Boost Oil Output.........................30 Storkson, Britt: Data Centers: What They Do and Don’t...46 NETL Advances Understanding of Scale Formation...50 Filling in the Voids.....................................................13 Geotechnical Data for a Hydroelectric Scheme...........56 A Major Milestone for Enhanced Geothermal Systems...20 Connor, Tim: Corporate Discipline...........................26 Compressed Air in Geothermal Drilling.....................28 How Tools Work in HDD............................................33 What is Horizontal Directional Drilling?.....................49 Two Companies Collaborate to Accelerate Mining....27 Smith, Billy Bob: The “Idiots” Corner.......................32 Excavating Infrastructure Essentials............................53 An Upgraded Wastewater Treatment Plant for SURF...16 Videoing with an Underwater Well Camera System...29 Rasmussen, Tim: Water for Life International..........57 PennDrill Mfg. Star Iron Works, Inc. T&T Carbide, Inc. Texas Ground Water Assn. Utah Ground Water Assn. 5 DECEMBER 2025 WorldWide Drilling Resource®
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