Texas A&M University Repository - Western Waters Digital Library

Development of an ArcGIS interface and design of a geodatabase for the soil and water...
This project presents the development and design of a comprehensive interface coupled with a geodatabase (ArcGISwat 2003), for the Soil and Water Assessment Tool (SWAT). SWAT is a hydrologically distributed, lumped parameter model that runs on a... 2004-09-29
2004-09-29
2003-12-01
2004-09-29

A statistical model for estimating mean annual and mean monthly flows at ungaged locations
Prediction of flow is necessary for planning and management of water resources. The objective of this study is to estimate mean annual flows for the USA and mean monthly flows for the rivers of central Texas based on the precipitation and their... 2004-09-29
2004-09-29
2003-12-01
2004-09-29

Incorporating salinity considerations in water availability modeling
This research focused on expanding the capabilities of the Water Rights Analysis Package (WRAP) for incorporating salinity considerations in assessments of water availability. A simulation modeling approach was used to address this issue and a... 2006-08-16
2006-08-16
1-05-01
2006-08-16

Environmentally related water trading, transfers and environmental flows: welfare,...
This dissertation reports on economic studies of Texas Interbasin Water Transfers (IBT) as a way to lessen expected water shortages, Texas minimum freshwater inflows requirements (FWIB) to protect environmental flows and the general policy setup... 2008-10-10
2008-10-10
2008-05-01
2008-10-10

Aquatic Life and Habitat Inventory Assessment
Traditionally, water quality monitoring has been focused on chemical attributes such as mineral content, metals, and other contaminants. Biological monitoring is becoming more frequently utilized to assess overall ecological integrity of the water... 2007-11-05
2007-11-05
2007-07-01

Water Balance, Salt Loading, and Salinity Control Options of Red Bluff Reservoir, Texas
Red Bluff is the main reservoir of the Pecos River in Texas, and its maximum storage capacity adjusted to sediment accumulation is estimated at 357 million m3 (289,600 acre-ft.). Aside from the shortage of water entering the reservoir, high... 2007-11-13
2007-11-13
2007-01-01

Expected Economic Benefits of the El Morillo Drain
The study of the benefits (damages averted) attributable to the El Morillo Drain encompasses U.S. municipalities, industry, and agriculture. It is conservatively estimated that the annual direct benefits to residents of South Texas ranges between... 2007-11-14
2007-11-14
2007-01-02

Geographical Information System Coverage For Characterization of the Pecos River Basin
To develop a successful watershed protection plan for the Pecos River, it is very important to correctly characterize the river basin including vegetation coverage, river channel and others. The objective of subtask 1.1 was to delineate the Pecos... 2007-11-14
2007-11-14
2007-01-01

Economic, Hydrologic and Environmental Appraisal of Texas Inter-basin Water Transfers:...
Water scarcity is becoming a pervasive and persistent problem in Texas particularly in the drier regions containing cities like San Antonio, Austin, and Corpus Christi while growth causes emerging problems in Dallas, Fort Worth and Houston. A... 2007-11-14
2007-11-14
2007-04-01

Identifying and Characterizing the Volume and Quality of Tributaries and Springs
In order to identify potential salinity sources, it was necessary to locate and characterize the potential impact of perennial and intermittent tributaries into the Pecos River. A study to determine water quantity, quality, and point of impacts... 2007-11-14
2007-11-14
2007-05-01

Economic and Financial Costs of Saving Water and Energy: Preliminary Analysis for...
Initial construction costs and net annual changes in operating and maintenance expenses are identified for a three-component capital renovation project proposed by Hidalgo County Irrigation District No. 2. The proposed project primarily consists... 2007-11-14
2007-11-14
2007-06-01

Quantity and Fate of Water Salvage as a Result of Saltcedar Control on the Pecos River...
This report presents results for the Subtask 3.3 of the Pecos River Basin Assessment Project sponsored by the U.S. Environmental Protection Agency (EPA) and the Texas State Soil and Water Conservation Board (TSSWCB). The overall objective of... 2007-11-14
2007-11-14
2007-06-01

Use of Satellite Remote Sensing in Monitoring Saltcedar Control along the Lower Pecos...
Vegetation along the riparian corridor of the lower Pecos River in the United States has been dominated by saltcedar for the past century. In 1999 through 2004, herbicides were sprayed from helicopters along some sections of the river to reduce... 2007-11-14
2007-11-14
2007-07-23

Diagnosis and Management of Salinity Problems In Irrigated Pecan Productions
Pecans, along with Almonds and Walnuts, are among the salt sensitive tree crops currently grown under irrigation. Yet, many growers are not convinced that salts are affecting yields, probably because symptoms of salt-affected trees are difficult... 2007-11-14
2007-11-14
2007-01-01

Economic and Conservation Evaluation of Capital Renovation Projects: United Irrigation...
Initial construction costs and net annual changes in operating and maintenance expenses are identified for a three-component capital renovation project proposed by the United Irrigation District to the U.S. Bureau of Reclamation (USBR). The... 2007-11-14
2007-11-14
2006-03-01

Reconnaissance Survey of Salt Sources and Loading into the Pecos River
The Pecos River of southeastern New Mexico and west Texas is among the saltiest rivers in North America with streamflow salinity regularly exceeding 7,000 mg L-1 at the New Mexico and Texas border, and eventually exceeding 12,000 mg L-1 at Girvin,... 2007-11-14
2007-11-14
2013-06-18

Influence of Tributaries on Salinity of Amistad International Reservoir
Amistad International Reservoir is located at the Texas–Mexico border, and is fed by four main tributaries: the middle Rio Grande (MRG), the Pecos, the Devil’s, and the Rio Conchos from Mexico (Fig. 1). This reservoir is among the largest... 2007-11-14
2007-11-14
2006-04-01

Update of Estimated Agricultural Benefits Attributable to Drainage and Flood Control in...
This study presents an economic analysis of agricultural benefits attributable to a proposed drainage project which includes on farm systems, laterals (ditches) and major canals designed to lower the groundwater table and provide an outlet for... 2007-11-14
2007-11-14
2013-06-18

Federal Flood Assessment Conference Recommendations and Proceedings
Beginning in late July and continuing through mid September 2006 the Paso del Norte region, consisting of El Paso City and County, Texas, southern New Mexico and Ciudad Juarez, Mexico, experienced a number of record high precipitation events and... 2007-11-14
2007-11-14
2006-09-06

The Development of a Coordinated Database for Water Resources and Flow Model in the...
This report fulfills the deliverables required by the cooperative agreement between the U.S. Army Corps of Engineers and Texas Agricultural Experiment Station (TAES/03-PL-02: Modification No. 2) on behalf of the Paso del Norte Watershed Council.... 2007-11-14
2007-11-14
2006-12-01

Water Rights Analysis Package (WRAP) Modeling System Users Manual
2007-11-14
2007-11-14
2005-04-01

Resources for Stormwater Managers throughout the Texas Gulf Coast: An Annotated...
When enacting or administering stormwater education programs, it can be quite difficult to locate objective, science-based resources that can be used to inform the public of actions they can take to help reduce pollutants in stormwater runoff. The... 2007-11-14
2007-11-14
2013-06-18

An Overview of Operational Characteristics of Selected Irrigation Districts in the...
Population expansion and water shortfalls have placed the Texas Lower Rio Grande Valley (Valley) center stage in water publicity. The unique characteristics and lack of public knowledge on how irrigation districts divert and convey water from the... 2007-11-14
2007-11-14
2005-04-01

Estimating the Required Investment to Attain Region M Water Savings Through...
Irrigation districts in the Texas Lower Rio Grande Valley use an antiquated water-delivery conveyance system; which loses substantial water from seepage, evaporation, etc. Pressures are increasing for districts to improve their operational... 2007-11-14
2007-11-14
2005-03-15

Comparative Evaluation of Generalized River/Reservoir System Models
This report reviews user-oriented generalized reservoir/river system models. The terms reservoir/river system, reservoir system, reservoir operation, or river basin management "model" or "modeling system" are used synonymously to refer to computer... 2007-11-14
2007-11-14
2005-04-01