Application of a Three-Dimensional Model to Assess Seawater Intrusion in the South San Diego Embayment
The San Diego Formation is a Pliocene through Quaternary age aquifer occupying the southwestern-most part of San Diego County. Though the formation is widespread, thicknesses of up to...

Developing Watershed Plans in Managed Forests of the Pacific Northwest

Atmospheric Circulation and Snowpack in the Gunnison River Basin
Winter mean 700-millibar height anomalies over the eastern North Pacific Ocean and the western United States are related to variability in snowpack accumulations measured on or about April...

Reducing Discharges from San Francisco to the Bay
The City and County of San Francisco (City) is fairly unique in the west because it has a combined sanitary and storm water system. When the current Wastewater Master Plan (WWMP) was completed...

Design Waves and Wave Spectra for Engineering Applications
Thirteen years of hourly wave data measured at two of the National Data Buoy Center's (NDBC) buoy stations, one located in the northeastern Pacific and the other located in the northwestern...

Instrumented Buoy Network Response to Ocean Swell
The National Data Buoy Center has an extensive network of more than 20 moored buoys along the west coast of North America And in the Eastern North Pacific Ocean. The network ranges from...

Economics of Endangered Salmon in the Pacific Northwest
Economic factors play important roles in designating endangered species and the design of recovery plans. Economics is important irrespective of the role it plays in decisions to classify...

Developing, Managing, and Protecting Urban Aquifers in the Pacific Northwest
Water purveyors in the Puget Sound region have applied a variety of innovative techniques to effectively manage urban groundwater supplies from a quantity and quality perspective. Two...

Challenges in Implementing the Use of Reclaimed Water
The State of Washington is currently in the process of adopting standards for use of reclaimed water on land. CH2M HILL recently has finished two feasibility level studies for reuse projects...

Effects of Reservoir Management on Establishment of Riparian and Wetland Vegetation in Northeastern Washington
The effects of various reservoir pool management scenarios on the establishment of riparian and wetland vegetation in arid regions of the Pacific Northwest are discussed. This study quantifies...

High Speed Rail: An Alternative Route to Preserve Quality of Life in the Northwest
The impacts of population growth threaten quality of life in the Pacific Northwest. Existing transportation systems cannot meet projected demand nor special needs of an aging society....

Strategies to Preserve Endangered Salmon in the Columbia River
The recent listing of some Snake River salmon stocks as threatened and endangered has forcefully brought Pacific Northwest resource interests together to seek solutions to preserve the...

Mathematical Modeling of the Sacramento-San Joaquin Delta
The Sacramento-San Joaquin Delta consists of a complex network of interconnected channels, open bodies of water, dead-end sloughs, export pumps, reservoirs, tide gates and irrigation pumps....

Wetland Conservation Plans as Contexts for Transportation Planning
Construction of major, new roadways, particularly in metropolitan areas, initiates subsidiary affects that impact the environment in a variety of ways and increasingly over time. Not the...

Effect of Agricultural Drainage on Water Quality in the Humid Portion of the Pacific Northwest
Agricultural drainage first began in Washington around 1830 and in Oregon around 1840. The first efforts to drain soils for agricultural use began by constructing shallow ditches spaced...

Local Agency Regulation: The Policies and Process of Surface Water Protection
King County, Washington, adopted a Surface Water Design Manual in January 1990. This manual, which has served as a resource guide in developing similar manuals throughout the Pacific Northwest...

The U.S. Bureau of Reclamation—New Directions in Water Management and Conservation
The activities of the U.S. Bureau of reclamation are reviewed. Pacific Northwest Region, upper Deschustes River Basin Water Conservation Project, Northwest Cooperative Agricultural Weather...

The Future of Non-Utility Generation
The business of designing, constructing and operating non-utility owned electric power plants continues to evolve into the 1990s. The industry is consolidating as smaller market participants...

Flushing Characteristics for Harbor Planning
A two-dimensional hydrodynamics model was used to understand the circulation and transport patterns in Keelung Harbor, Taiwan. The calculated hydrodynamics information was used to determine...

The Pacific Northwest OCS Task Force—Evolution and Status
The Pacific Northwest Outer Continental Shelf (OCS) Task Force was established in January of 1989 to provide advice to the Secretary of the Department of the Interior (DOI) on issues related...

 

 

 

 

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