The Art of Water Wells
Marvin F. Glotfelty, RG, on Availability and Quality of Silica Sand
Glotfelty says in this video that both have improved in recent years according to his vantage point. […]
The Art of Water Wells
The Art of Water Wells
Marvin F. Glotfelty, RG, on Doing In-House 8-Hour OSHA Refresher Course
Glotfelty also details in this video how his company has approached safety protocols regarding COVID-19. […]
The Art of Water Wells
Marvin F. Glotfelty, RG, on Impact of Annulus Width on Well Performance
Diagrams are shown to help further explain points in the video that runs for 12 minutes. […]
Drilling
The Impact of Annulus Width on Well Performance
The annular width of a particular well will be selected by the well designer to address the well’s site-specific aquifer characteristics and anticipated pumping rate. […]