Probabilistic Analysis of Long-Term Aquifer Recharge
Long-term time series of aquifer recharge and other aquifer fluxes (aquifer discharge, groundwater extraction) are essential to monitor and understand aquifer processes. This paper presents...

Optimization of Well Placement in Groundwater Long Term Monitoring Networks
Long Term Monitoring (LTM) networks play critical roles in tracking the migration of contaminants in groundwater, evaluating the efficiency of the existing remediation techniques, and...

History of the USDA-ARS Experimental Watersheds on the Washita River, Oklahoma
A national experimental watershed network, operated by the Agricultural Research Service of the US Department of Agriculture, was established in 1959 to conduct research on the effects...

Challenges in Drinking Water Distribution Systems Security Modeling
This paper is on challenges in drinking water distribution systems security modeling connected to OCMS, addressing research and practical issues coming-out from two recent activities which...

Hurricane Katrina
This chapter provides an overview of Hurricane Katrina, including data on its category, its path and intensity, and its effect on wind and water forces....

Biological Nutrient Removal (BNR) Operation in Wastewater Treatment Plants
Biological Nutrient Removal (BNR) Operation Wastewater Treatment Plants instructs readers in the theory, equipment, and practical techniques needed to optimize BNR in varied environments,...

Characterization of Particle Class Sizes Associated with Indicator Organisms in Stormwater
The presence of pathogen indicators is the leading cause of water body impairment in the United States, accounting for over 15% of the waters currently requiring TMDL development (USEPA,...

Simulation/Optimization Modeling Post-Audits
S/O models have long been used to compute optimal strategies for user-specified optimization problems. It is useful to provide a retrospective of two S/O modeling applications, and how...

Characterizing the Pathways and Characteristics of Nutrients Discharging from Ground-Water to Surface Water
Any investigation of surface-water quality for a lake or pond requires accurate estimates of the contributing contaminant or nutrient loads. In many cases, inflow from the adjacent ground...

Characterization of Interaction of Surface Water and Groundwater in the El Paso Lower Valley of Texas
El Paso is located in the Chihuahua desert and prone to long periods of extreme drought. With the river drought, regional irrigation districts only received 34% and 38%of a full water...

Drinking Water Distribution Systems: A Dual-Use Vision for Implementing an Environmental Observatory for an Engineered System
The U.S. Environmental Protection Agency (EPA), under Homeland Security Presidential Directive 7, has been tasked as the lead federal agency in protecting water infrastructure in the U.S....

Summary and Analysis of Findings
The purpose of this chapter is to provide an overall perspective of water resources planning being conducted in the fifty states of the United States. Commonalities, variances, and highlights...

Suggested Components of a State Water Resources Plan
The purpose of this chapter is to present the authors' views on: state water resources planning objectives, components of state water resources planning processes, and on...

State-by-State Water Resources Planning Profiles
This chapter contains water resources planning profiles for each of the 50 states (2004-2005). The profiles reflect a consideration of: water resources planning vision and goals; agencies...

The Taku River: Cooperative Transboundary Fisheries Research

California's Marine Water Quality Standards

An Opportunity Lost for Protecting and Restoring Ocean Water Quality

California Coastal Hazards Website

The Santa Barbara Channel-Santa Maria Basin Circulation Study: A National Model for Applied Oceanographic Research and Monitoring

Fire Following Earthquake
Prepared by the Technical Council on Lifeline Earthquake Engineering of ASCE. This TCLEE Monograph covers the entire range of fire following earthquake...

 

 

 

 

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