I am seeking professional or scholarly citations (textbooks, USGS references, etc.) providing guidelines for handling groundwater divides in an analytical...
Dear Sir: No, you are not off base. The use of image wells may be legitimate. Have a look at Strack (1989) and Haitjema (1995) to see how this approach is ...
Wilsnack, Mark
mwilsnac@...
Mar 3, 2007 4:22 am
2461
You should check out Analytic Element Modeling of Groundwater Flow by H. M. Haitjema and an earlier book by Strack. You should find plenty of support for the...
Richard B. Winston
rbwinston@...
Mar 3, 2007 4:24 am
2462
Mark The answer appears to be in the question. A pumping induced groundwater divide will be affected by a change in the ratio of pumping rates between...
Jonathan Welch
Jonathan@...
Mar 5, 2007 3:46 am
2463
Mark, You may find the following publication useful in regard to image well theory: "Theory of Aquifer Tests" by Ferris et al. (1962) You can download a PDF...
Hi: I am using MODFLOW 2000 and MT3DMS to simulate non-point conservative mass transport in a watershed. Steady-state flow model was used to simulate transient...
Dear Sir, I think this is very interesting. One of the finest treatment of the topic is in 2nd edition of that fantastic book by Driscol (what was earlier...
"Assessing Ground Water Movement and Contaminant Migration Through Aquitards: From Field Investigation to Hydrogeologic Characterization" Apply this course to...
Hi all, I am looking for a sensor for measuring water level in borehols/wells, it should be resistant to H2S gas, I mean H2S should not affect accurate water...
Dear Sir, i can get offers for water level measurement sensors, this products made in china. but let me know what is the required quantity? thanks M.Sc. Eng....
Hi all, Is there any option of exporting top, bottom, K, S, Rch etc in VMOD. I wish to export them in ascii (x,y,z) or in grid format. Regards, Hash...
Hello Syed, In order to export the data in xyz grid format you need to have that data as active in Visual MODFLOW. For example, if you wanted to export the K...
Patrick Delaney
patrickgdelaney@...
Mar 12, 2007 3:34 am
2471
hi everyone: what kind of boundary should i use if i only have the head of ground water?...
Parsimony would dictate no boundaries as a default assumption when you do not know much about the aquifer system. Boundaries constrain the outcome; the...
Hi All, We now invite Opening for Research Scientist around the globe for an excellent job opportunity for our client which is a leading statutory body. Due to...
Hello, I am looking for a good software for contruction of panel / fence diagram from subsurface litholog data. I need the software details. Any informtaion on...
i am working in the field of groundwater vulnerability assessment in a hard rock terrain. I would like to apply drastic model. is there any one to help me in...
You can use Viewlog. It can be downloaded from www.viewlog.com or www.earthfx.com I had been working with earthfx for 2 years and enjoyed working with viewlog....
What type of help u need regarding DRASTIC moorthy_ks <moorthy_ks@...> wrote: i am working in the field of groundwater vulnerability assessment in a hard...
Take a look at EnviroInsite. It can generate geologic models and fence diagrams in 3d and on profiles. You can find more information at www.enviroinsite.com...
GMS has a good suite of tools for sketching cross-sections between boreholes. It also supports automated cross-section filling and the construction of 3D...
Norman L. Jones
njones@...
Mar 16, 2007 3:36 am
2483
Hi, To some extent Rockworks will do. But got lot of bugs too. There is a 30 day trail version available at www.rockworks.com try it first before buying. ...
HI all, I am a new member of gwmodel@yahoogroups.com. I am doing my research in ground water flow modelling.i'm very much pleased to join this group. with...
Courbet: You may want to consider running your model in a predictive analysis mode using the PEST software. It can help to assess the accuracy and uncertainty...
Wilsnack, Mark
mwilsnac@...
Apr 4, 2007 3:35 am
2487
A good reference for evaluating groundwater models is from the United States Geological Survey: Hill, M.C., 1998, Methods and guidelines for effective model ...
***NEW LINKS AT THE AQTESOLV USERS' GROUP*** Members will find 21 new links to free hydrological publications at the AQTESOLV Users' Group. Other link...
Dear all, I wish to krige piezometric data. According to its physical nature, the phenomenon is anisotropic and non stationnary. These points suggest to...
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