Use of NaOH to Control pH for Solubilization of Waste Activated Sludge
Waste activated sludge was collected from the final clarifier of a local municipal wastewater treatment plant. NaOH was used in comparison made of the controlled pH batch experiments with...

A New Strategic Management of Pumping Station in Sewer Systems
Pumping stations are literally the heart of most sewer system operations and sewage treatment plant processes. Current studies show that a small improvement of pump efficiency will offer...

Computer Optimization of a Groundwater Treatment Facility
A computer model has been developed to optimize the operation of a groundwater oil recovery treatment plant. The site consists of 24 pump and treat recovery wells which lead to a treatment...

Impact of Point and Nonpoint Discharges on the Water Quality of a Reach of the Red River of the North
Projected increase of discharge of point and nonpoint-source effluents into rivers, make compliance with water quality standards increasingly difficult and necessitate controlling these...

Experiences in Cleaning Up the Influence of Oil Spill on the Water Bodies
Experiences in cleaning up the influence of oil spill on water bodies of Komi Republic (European part of Russian North) and Dagestan Republic (North Caucasus) was generalized. In both...

Overview of DoD Research in Groundwater Modeling
The U.S. Army Engineer Waterways Experiment Station leads a multi-agency research program for the Department of Defense (DoD) which continues the development of integrated, comprehensive...

Research to Application: Network Models to Simulate Flow and Transport in Heterogeneous Media
Effective groundwater cleanup requires accurate site-specific information on cleanup processes. Numerical simulations limit the need for expensive field experiments and provide details...

Development of Remediation Technologies Simulators
This paper summarizes on.going efforts to develop software for simulating various in situ, subsurface remediation technologies to improve remediation selection, design, and operation....

The DOD Groundwater Modeling System: A Conceptual Model Approach
A suite of new simulation tools have been developed in the version 2.0 of the Department of Defense Groundwater Modeling System (GMS). These add considerable complexity to the GMS which...

Coping with EPA's Storm Water Permit for Hazardous Waste Facilities, Industrial Landfills, Wastewater Treatment Plants, and Recyclers
The Environmental Protection Agency (EPA) has released NPDES storm water monitoring data from group applicants. This paper will analyze that data to determine which pollutants are present...

Dredging in the Southern Sacramento-San Joaquin Delta
The California Department of Water Resources and the United States Bureau of Reclamation are jointly conducting an environmental study and are proposing to release a draft Environmental...

Anaheim State-of-the-Art Water Treatment Plant?Six Years from Conception to Completion
After six years of intensive planning, budgeting, pilot testing, design, and construction, the City of Anaheim, California, has successfully completed the modifications to the 15 mgd Lenain...

Use of Reclaimed Water in Cooling Towers
The Mobil Oil Torrance Refinery is a modem fuels refinery in Los Angeles County. Like all crude oil refineries, it requires a reliable supply of water for process cooling, steam generation,...

The Fabric Dyers' Use of Recycled Water
Tuftex Industries manufactures both residential and commercial carpets. As a Division of Queen Carpets, Tuftex is the largest carpet manufacturer on the West Coast and part of the fourth...

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...

Stormwater Management for San Joaquin Hills Transportation Corridor, Orange County, California
San Joaquin Hifis Transportation Corridor (SJHTC or Corridor) is one of the largest design-build toll roads in U.S.A. To meet stringent environmental mitigation requirements, to ensure...

ASCE Regulated Riparian Code and Florida's Regulated Riparian Experience: The Role for Voluntary Reallocation
The American Society of Civil Engineers (ASCE) model state water code for states under riparian common law offers a comprehensive administrative permitting process for allocating water...

The Case Against Markets
Markets are much in vogue as ideal institutions for managing water both nationally and internationally. True markets, however, have seldom existed for water rights and there are good reasons...

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...

 

 

 

 

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