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Southwesttesonre lot Seri leil ilirelolr <br />M ... WAIF-I 42005 <br />i <br />A bimonthly bade magazine for hydrologisls, water managers, and other professionals Working with water issues. <br />As we prepare this issue in January, each day brings news of more storms and flooding <br />in the West. By the time you read this in March, we should have a better idea of how <br />our water supplies have fared this winter. Regardless, one good winter is not enough to <br />fill the reservoirs on the Colorado River, which last fall dropped to their lowest levels <br />since they were filled. In this issue we look at both the physical and political impacts <br />of drought on the Colorado River and how Upper Basin and Lower Basin states are <br />working together to address long -term management of the river. <br />We introduce several new items in this issue. Four pages have been added to <br />accommodate more content and new advertisements. Our new "Point- Counterpoint" <br />department (p. 14) presents two different viewpoints on a controversial topic. This <br />time, we consider the removal of the O'Shaughnessy Dam in Hetch Hetchy Valley, <br />California. We also offer some fun for your lunch hour. a crossword puzzle (p. 33), <br />courtesy of our editor, Mary Black, who developed it around the feature topic. <br />We extend a special thanks to our new and continuing advertisers, who made it <br />possible to add the extra pages and features, and most importantly, to enable us to <br />continue free distribution of Southwest Hydrology. We encourage all of our readers to <br />thank them when the opportunity arises. <br />Finally, we thank all the contributors, particularly our feature authors who worked <br />hard to keep their articles current even as conditions on the river changed. <br />Betsy Woodhouse <br />% % w <br />Publisher <br />4 • March /April 2005 • Southwest Hydrology <br />Southwest Hydrology <br />Publisher <br />Betsy Woodhouse <br />Technical Editor <br />Howard Grahn <br />Editor <br />Mary Black <br />Art Director <br />Kyle Carpenter <br />Graphic Designer <br />Brad James <br />Knowledge Transfer <br />Gary Woodard <br />Contributors <br />Michael Carlin Tom Maher <br />Thomas R. Clark Terry I. Mudder <br />Terry Fulp Gregory J. Olson <br />Jeanmarie Haney Don A. Ostler <br />Ben Harding Tim Parker <br />Eric Kuhn Henning Prommer <br />Jim LaBounty Peggy Roefer <br />Jim Lombard Spreck Rosekrans <br />Judy Maben Kim Zikmund <br />Rita Maguire <br />Advisory Board <br />Michael Alter, R.G. <br />Peggy Barron, Ph.D. <br />Marvin F. Gloffelty, R.G. <br />Jeff Johnson <br />David Jordan, P.E. <br />Stanley Leake, Ph.D. <br />Mario Lluria, Ph.D., P.E. <br />Kevin McGillicuddy <br />Art M. Michelsen, Ph.D. <br />Martin G. Steinpress, R.G., C.HG <br />Robert Turnbull <br />Printed in the USA by Arizona Lithographers <br />Southwest Hydrology is published six times per year by the <br />NSF Center for Sustainability of semi -Arid Hydrology and <br />Riparian Areas ( SAHRA), College of Engineering, The University <br />of Arizona. Copyright 2004 by the Arizona Board of Regents. <br />All rights reserved. Limited copies may be made for internal <br />use only. Credit must be given to the publisher. Otherwise, <br />no part of this publication may be reproduced without prior <br />written permission of the publisher. <br />ISSN 1552 -8383 <br />Subscriptions <br />Subscriptions to Southwest Hydrology are free. To receive the <br />magazine, contact us as shown below. <br />Advertising <br />Advertising rates, sizes, and contracts are available at <br />www.swhydro.arizona.edu. Please direct ad inquiries to us <br />as shown below. Space must be reserved 50 days prior to <br />publication date. <br />Job Announcements <br />Southwest Hydrology will publish job announcements in the <br />Employment Opportunities section. The first 70 words for <br />each announcement is free; after that, the charge is $70 per <br />additional 70 words. To place an ad, contact us as shown <br />below. All announcements, of any length, will be posted on <br />our Web site for no charge ( www.swhydro.arizona.edu). <br />Editorial Contribution <br />Southwest Hydrology welcomes letters and contributions <br />of news, project summaries, product announcements, and <br />items for The Calendar. Send submissions by mail or email as <br />shown below. Visit www.swhydro.arizona.edu for additional <br />guidelines for submissions. <br />Web Sites <br />Southwest Hydrology- www.swhydro.arizona.edu <br />Brad James, Webmaster <br />SAHRA - www.sahra.arizona.edu <br />CONTACT US <br />Southwest Hydrology, The University of Arizona, SAHRA, <br />PO Box 210158 -B, Tucson, AZ 85721 -0158. <br />Phone 520- 626 -1805. Email mail @swhydro.arizona.edu. <br />Aerial view of the upper <br />�wW <br />end of Lake Powell along <br />the Colorado River on <br />Oct. 13, 2003. The lake is <br />currently at 35 percent of <br />�` <br />capacity, the lowest it has <br />been since filling (see page <br />16). Photo from the U.S. <br />Bureau of Reclamation <br />Lower Colorado Regional <br />�.v <br />Office. <br />4 • March /April 2005 • Southwest Hydrology <br />Southwest Hydrology <br />Publisher <br />Betsy Woodhouse <br />Technical Editor <br />Howard Grahn <br />Editor <br />Mary Black <br />Art Director <br />Kyle Carpenter <br />Graphic Designer <br />Brad James <br />Knowledge Transfer <br />Gary Woodard <br />Contributors <br />Michael Carlin Tom Maher <br />Thomas R. Clark Terry I. Mudder <br />Terry Fulp Gregory J. Olson <br />Jeanmarie Haney Don A. Ostler <br />Ben Harding Tim Parker <br />Eric Kuhn Henning Prommer <br />Jim LaBounty Peggy Roefer <br />Jim Lombard Spreck Rosekrans <br />Judy Maben Kim Zikmund <br />Rita Maguire <br />Advisory Board <br />Michael Alter, R.G. <br />Peggy Barron, Ph.D. <br />Marvin F. Gloffelty, R.G. <br />Jeff Johnson <br />David Jordan, P.E. <br />Stanley Leake, Ph.D. <br />Mario Lluria, Ph.D., P.E. <br />Kevin McGillicuddy <br />Art M. Michelsen, Ph.D. <br />Martin G. Steinpress, R.G., C.HG <br />Robert Turnbull <br />Printed in the USA by Arizona Lithographers <br />Southwest Hydrology is published six times per year by the <br />NSF Center for Sustainability of semi -Arid Hydrology and <br />Riparian Areas ( SAHRA), College of Engineering, The University <br />of Arizona. Copyright 2004 by the Arizona Board of Regents. <br />All rights reserved. Limited copies may be made for internal <br />use only. Credit must be given to the publisher. Otherwise, <br />no part of this publication may be reproduced without prior <br />written permission of the publisher. <br />ISSN 1552 -8383 <br />Subscriptions <br />Subscriptions to Southwest Hydrology are free. To receive the <br />magazine, contact us as shown below. <br />Advertising <br />Advertising rates, sizes, and contracts are available at <br />www.swhydro.arizona.edu. Please direct ad inquiries to us <br />as shown below. Space must be reserved 50 days prior to <br />publication date. <br />Job Announcements <br />Southwest Hydrology will publish job announcements in the <br />Employment Opportunities section. The first 70 words for <br />each announcement is free; after that, the charge is $70 per <br />additional 70 words. To place an ad, contact us as shown <br />below. All announcements, of any length, will be posted on <br />our Web site for no charge ( www.swhydro.arizona.edu). <br />Editorial Contribution <br />Southwest Hydrology welcomes letters and contributions <br />of news, project summaries, product announcements, and <br />items for The Calendar. Send submissions by mail or email as <br />shown below. Visit www.swhydro.arizona.edu for additional <br />guidelines for submissions. <br />Web Sites <br />Southwest Hydrology- www.swhydro.arizona.edu <br />Brad James, Webmaster <br />SAHRA - www.sahra.arizona.edu <br />CONTACT US <br />Southwest Hydrology, The University of Arizona, SAHRA, <br />PO Box 210158 -B, Tucson, AZ 85721 -0158. <br />Phone 520- 626 -1805. Email mail @swhydro.arizona.edu. <br />