Home of the Denver Well Logging Society

Welcome to the DWLS website! Here you'll find the current (and past) newsletters for the chapter, as well as information on our activities. Please feel free to use the contact links in the menu above if you have questions about the chapter.

October 26, 2011 - Fall Workshop - Golden, CO

Your DWLS hosted another successful workshop, entitled "Petrophysics in Tight Oil."  See the announcement for details.

May 14-19, 2011 - SPWLA Symposium - Colorado Springs, CO

The SPWLA Symposium was hosted by your DWLS in Colorado Springs last May, and was a resounding success!  Check the website for details.

If you do any log interpretation at all, you need to check out the Historical Chart Books on CD-ROM that has been made available by the DWLS. Special thanks to Bob Cluff for making this possible.

Another valuable resource, made available by the Phil Nelson of the USGS, is A Catalog of Porosity and Permeability from Core Plugs in Siliciclastic Rocks.

New! Even better, we have some other goodies for sale.

Membership Dues

Membership (or just your memory) lapsed?  Go to our PayPal page and pay for your annual membership dues.  Even better, select the Lifetime option to eliminate the worries entirely.  While you're there, you can also make a reservation for the next luncheon.

Next Meeting

The next lunch meeting will be at 11:30 am on Tuesday, January 17, 2012 at The Wynkoop. To make your reservations for the lunch, please use our PayPal page, no later than noon on the Thursday prior to the lunch.

Presentation: A Conductivity Model for Archie Rocks

Abstract: The petroleum industry’s standard porosity-resistivity model (i.e., Archie’s “law”), although it is fit for its purpose, remains poorly understood after more than seventy years of use. This results from an arbitrary choice of the graphical display used to present Archie’s ...

Speaker: W. David Kennedy & David C. Herrick

About the monthly meetings.