Composting Works for Small Wastewater Treatment Plants
The City of Cooper City, Florida, faced with the undesirable position of relying on outside contractors for sludge disposal needs, undertook the task of developing a self-sufficient sludge...
Aerobic Thermophilic Digestion or Liquid Composting of Municipal Sludges
A study funded by Supply and Services Canada through the Wastewater Technology Center of Environment Canada, and the Province of British Columbia is being undertaken over a two year period...
Experimental Study of Windrow Composting of Sludge
An experimental field study of the windrow composition of sludge at the City of Dallas, Texas, Southside Waste Water Treatment Plant was conducted to provide data for possible design of...
Fate and Transport of an Acid Waste in Soil and Groundwater
A fate and transport study at a closed acid waste pond located on the shore of San Francisco Bay indicated the potential of native soil and groundwater for retarding the movement of contaminants...
Environmental Analysis of Sludge Disposal Options
In a Court-ordered agreement to eliminate disposal of sludge from its treatment plants into the ocean, the City of Los Angeles was required to evaluate alternatives for transporting and...
Radioactive Mixed Waste at the Waste Isolation Pilot Plant
This paper discusses compliance by the U.S. Department of Energy Waste Isolation Pilot Plant (WIPP) near Carlsbad, New Mexico with the Resource Conservation and Recovery Act (RCRA) (1)....
Long-term Land Treatment: A Performance Evaluation
Overland flow (OLF) land treatment has been applied effectively in the United States for the treatment of industrial and municipal wastewaters. Although several overland flow systems in...
A Risk-Based Evaluation of Best Management Practices to Control Agricultural Groundwater Contamination
The probabilities of groundwater contamination by pesticides under different management alternatives were evaluated in a single county in Oklahoma by coupling an agricultural infiltration...
An Expert System for Groundwater Management with Applications to Collier County, FL
This paper describes techniques used in frequency analysis, time series model building, forecasting, up-dating, and mapping. Domain knowledge of experts is transferred into the system...
Design and Implementation of a Risk-Based Remedial Action Program for Underground Tank Removal at a Dioxin-Contaminated Site
The unknown or uncertain conditions often inherent in hazardous waste site remediation projects complicate the job of the responsible professional to adequately assess and manage associated...
A Local Approach to Regulating Toxic Air Contaminants
The Monterey Bay Unified Air Pollution Control District began developing a local toxic rule that would apply to a broad number of pollutants and yet be readily usable to a permitting engineer....
Effects of Salts on Soils and Plants
Salinity is a major constraint to crop production in many irrigated lands of the world. Management practices are needed for the control of soil and water salinity. The development of appropriate...
Water Quality Criteria for Irrigation
An assessment of irrigation water quality for the concentration of inorganic constituents should consider crop sensitivities, soil properties, such as hydraulic conductivity, reactions...
Irrigation and Drainage Practices
Salinity causes many problems in agriculture, by lowering production or requiring more intensive management on farms, or by degrading off-farm soils and waters. This paper describes causes...
Treatment and Disposal Options
Viable treatment and disposal alternatives which can meet stringent environmental regulations and at affordable cost to the agricultural economy present formidable problems. Treatment...
Managing Water Shortage by Regional Cooperation and Conservation
In the New York-New Jersey metropolitan area, water emergencies becoming more frequent events because of increases in water demand and lack of new supply additions. The water supply problem...
Water Management for the Future?State Perspective
The State of Georgia-Environmental Protection Division (EPD) has managed the quality of the waters of Georgia since the early 1970's. Today, the main focus of water issues...
Economic Impacts of Storm Sewer Design Criteria
This paper discusses the selection of storm sewer design criteria and the resulting economic impacts. Using the Rational Method for calculating design flows, an investigation was made...
Urban Stormwater Runoff Management
Local land use regulations managing stormwater runoff in new urban developments are the most practical and effective method to control pollutants in urban stormwater runoff or prevent...
Shoreline Vegetation and Retention Basins
Erosion of exposed shorelines often introduces large quantities of sediment into the stored waters of stormwater retention basins. This additional sediment load can minimize the water...
Return to search