An Appropriate Technology to Treat Domestic Sewage
Various alternative wastewater treatment systems (AWWTS) are outlined and attention is drawn to a low cost sustainable wastewater treatment system that has been functioning satisfactorily...
Management of Stream-Aquifer Systems in the 21st Century
Many water agencies, especially those in the arid and semi-arid southwest of United States rely on stream-aquifer systems for a significant proportion of their water supplies. Wastewater...
Wastewater Reuse: An Alternative for Potable Water
Adverse economic conditions throughout the world have resulted in a shift of priorities causing water supply and sanitation schemes to relegate down the list of adequately funded projects....
Appropriate Sanitation Technology Advisor: A Planner's Tool in Less Developed Countries
The goal of the expert system (ES) prototype described in this paper is to create an advising method for planners, engineers and officials in Less-Developed Countries (LDCs) to utilize...
Controlling the Impacts of Development on Storm Water Quality through Proper Site Planning and Design
Land development and construction activities can significantly alter drainage patterns, increase runoff peak flow and volume, and contribute pollutants to storm water runoff. Federal and...
An Introduction to Taipei Suburban Sewage Collection and Treatment Systems
Taipei Suburban Sewerage System covers the lower Tansui River Basin located in Northern Taiwan The planning area (excluding Municipality of Taipei) consists of 14 township in Taipei County...
Development and Implementation of a Capital Improvement Program for a Small Water Utility
The City of Las Cruces water utilities is being exposed to accelerated population growth and is faced with inadequate capital infrastructure to meet increasing demands. The City's...
Evaluating Sustainability of Water & Sanitation Projects: Case Studies in Developing Countries
Studies carried out in the water and sanitation sector in eight developing countries have delineated the most important factors related to sustainability. These are capacity and skills...
From Natural Disaster to Human-Caused Disaster
This paper deals with the assessment of the environmental effects of the channelization, which has been monitored throughout the first year after completion of the project. Although the...
Eastern San Joaquin County Groundwater Resource Planning Alternative Analysis
An Integrated Groundwater and Surface Water Model (IGSM) has been developed and calibrated for eastern San Joaquin County in the Central Valley of California to evaluate future water resources...
Interruptible Option Contracts
Interruptible option contracts have been proposed and studied in numerous parts of the Western United States as an alternative supply option for water systems in an economically higher...
Comparison of Near-Field Dilutions Derived from In Situ Measurements and Simulated Dilutions at the Sand Island Sewage Outfall Plume, HI
Near-field dilutions of the Sand Island Treatment Plant (SITP) wastewater plume were derived from salinity measurements made at the sewage outfall between Sept. 25?Oct. 1, 1994, a period...
Groundwater Recharge with Reclaimed Water Another Step Closer to Potable Reuse
California.s water supply is becoming increasingly unreliable, and investments to make water more reliable must be seriously investigated. In this arid region of Southern California, reclaimed...
Implementation of Watershed Planning in Chester County Pennsylvania
The author presents portions of a study into the current watershed regulatory framework in Pennsylvania, and how effectively this framework supports watershed sustainability when faced...
Identification of Regional (Third Party) Impacts Associated with the Truckee River Operating Agreement
This paper focuses on problems and solutions encountered to identify regional impacts of the Truckee River Operating Agreement (TROA). Two issues influenced the development of a regional...
Transport Modeling of the Coastal Waters of Oahu, Hawaii
A hydrodynamic model of the coastal waters around the island of Oahu, Hawaii has been constructed to provide quantitative information on the movements and mixing of water that are to be...
The Fate of Pathogenic Organisms in Mamala Bay
The fate of enteric organisms in Mamala Bay is studied using coupled hydrodynamic and pathogen fate models. The purpose of the study is to determine the contributions of various sources...
An Integrated Coastal Management Plan for Mamala Bay
Integrated coastal management plan (1CM), articulated in the 1993 National Research Council study Managing Wastewater in Coastal Urban Areas (NRC,1993) is a new framework for coastal environmental...
Washington State's Stormwater Management Program
Significant progress has been made in developing a stormwater management program at the Washington State Department of Transportation (WSDOT). Topics highlighted in this paper include:...
Derivation of New Dispersion Coefficient Equation for Natural Streams
A new simple method for predicting dispersion coefficient by using hydraulic and geometric data easily obtained in natural streams has been developed. Dimensional analysis was implemented...
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