Site Assessments
The 1986 Superfund Amendment and Reauthorization Act (SARA) established an innocent purchaser defense applicable if a new owner conducts appropriate inspection and appropriate inquiry...
Let the Buyer Beware
As recently as the 1970s, state highway agencies blindly purchased land for projects without much concern for hazardous waste. But that changed in 1980 with Superfund legislation, specifically...
No Feet of Clay
The methods of dealing with hazardous waste are evolving. At Superfund sites, for instance, excavation and removal was once the popular choice for treating pollutants, but stabilization...
Recharging Ground Water
For more than 55 years, the Orange County Water District has been responsible for the protection and management of the extensive ground water basin which lies under Orange County, California....
Cleaning Up: The Second Decade
Endless media coverage and a high level of public anxiety make it seem as though the U.S. has been attempting to clean toxic waste sites for decades. In fact, the 1980s were our first...
Great Lakes Waters: Too Little or Too Much?
Water supplies in the Great Lakes Basin, the world's largest fresh water supply, are more than adequate to meet current and projected needs. However, supplies could become...
The Impact of Agricultural and Industrial Development on the Water Quality in Latin America and the Caribbean
Agricultural and Industrial development are having a serious negative impact upon the quality of water resources in Latin America and the Caribbean. The continuing demographic explosion...
Extent and Sources of Ground Water Contamination Now in the Nineties
In spite of man's tendency toward grandiose surface-water projects which resist natural forces, along with a political climate which spawns disincentives to conserve and economically...
Ground-Water Management and Aquifer Protection Plan
Just because a water quality problem is not known to exist at the present time does not mean that one may not appear tomorrow or at some other time in the future. Contingency plans should...
Treatment of Contaminated Groundwater
Treatment of groundwater contaminated by improper disposal practices of the past, routine agricultural chemical usage, accidents, and leaks is going to be of increasing importance. Prevention...
Governments' Role Relative to Public and Political Pressures
Groundwater quality is a major concern in the United States today. The body of law pertaining to the protection of groundwater quality is generally inadequate for the implementation of...
Regulatory Perspective on Ground Water Pollution Cleanup in the Santa Clara Valley
The Santa Clara Valley is located at the southern end of San Francisco Bay and serves as the home of approximately 1.2 million people. Approximately 40% of the Valley's water...
Remediation Technologies in Use for Groundwater and Soil Contamination in the Santa Clara Valley
Silicon Valley is known as the origin and the heart of the high technology (Hitech) industry. However, tech-nologies used for soils and groundwater remediation in the valley are not necessarily...
Alternative Technologies for Waste Minimization
The recently enacted waste minimization legislation, SB 14 (Roberti) places an additional regulatory burden on manufacturers in the Bay Area. The requirement for waste minimization plans...
Do the Right Thing
Engineers and scientists at the Center for Advanced Decision Support for Water and Environmental Systems (CADSWES) are developing software to support water resource and environmental decision...
U.S. Tackles Leaking Tanks
Regulations to deal with leaking underground storage tanks have been in force since 1984 and deadlines for compliance began in 1989 for tanks installed before 1969. The Environmental Protection...
Rochester Stops the Deluge
After a slew of stopgap waste-treatment plants failed to solve Rochester's chronic storm water and sewage overflow problem, city officials changed direction in the late 1960s....
Advancement in Tidal Hydraulics
This paper will discuss advances in the field of tidal hydraulics since the inception of the ASCE Hydraulics Division 50 years ago. Activities of the Committees on Tidal Hydraulics of...
The Pros and Cons of Public Education
Today, engineers work for a public that has lost faith in the government's ability to spend money efficiently and to contain pollutants effectively. Many engineers now see...
Down on the Farm
A `total approach' to sludge handling, from nitrogen management to sub-surface injection lines, helps grow corn in Colorado. Engineers have gone a long way to keep things...
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