LESSONS LEARNED FROM A QUARTER CENTURY OF GROUNDWATER MANAGEMENT IN THE SANTA CRUZ ACTIVE MANAGEMENT AREA

2019 ◽  
Author(s):  
Keith Nelson ◽  
Geosciences ◽  
2017 ◽  
Vol 7 (1) ◽  
pp. 11 ◽  
Author(s):  
John Luczaj ◽  
Julie Maas ◽  
David Hart ◽  
Jonathan Odekirk

Water ◽  
2021 ◽  
Vol 13 (4) ◽  
pp. 530
Author(s):  
Elia M. Tapia-Villaseñor ◽  
Sharon B. Megdal

The assessment of transboundary aquifers is essential for the development of groundwater management strategies and the sustainable use of groundwater resources. The Transboundary Aquifer Assessment Program (TAAP) is a joint effort by the United States and Mexico to evaluate shared aquifers. This study examines the TAAP Cooperative Framework as a guide for further transboundary groundwater collaboration. We compared lessons learned from six transboundary aquifers that currently have mechanisms for groundwater collaboration to identify common elements of collaboration. Though the TAAP Cooperative Framework governs an assessment-only program, the elements of collaboration included are consistent with the principles of other institutional agreements around the world. Importantly, all the analyzed agreements included a knowledge-improvement phase, which is the main objective of the TAAP Cooperative Framework. The present study finds evidence of successful outcomes within the TAAP Cooperative Framework consistent with available transboundary groundwater management agreements, demonstrating that this approach is suited to serve as a model for those wishing to engage in transborder aquifer assessments. Furthermore, the TAAP elements of collaboration can help to establish the meaningful and robust binational cooperation necessary for the development of U.S.-Mexico groundwater management agreements at the aquifer level.


Author(s):  
Gamal H. El Saeed ◽  
Neveen B. Abdelmageed ◽  
Peter Riad ◽  
M Komy

<p>Darb El-Arbeain area lies between long. 29o 00/ and 31o 00/ E and lat. 22o 00/ and 24o 30/ N. It is divided into three separate areas; The northern part extends 90 km to the south from Paris town and has an area of 90 km2. In this study four suggested scenarios of pumping rates have been explored to fit with the Egyptian ministry of irrigation using the three dimensional finite difference flow model (MODFLOW) to simulate the flow system. These scenarios include: first, model will run with abstraction from the aquifers equal 110 %, 180%, 280%, and 370% of calculated initial recharge. Results indicate that the second scenario has the most economic scenario on the area. The fourth scenario caused the highest increase of drawdown values which should be avoided<em>.</em></p>


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