Out of the Mainstream
By treating only part of the wastewater stream, a biological/chemical phosphorus removal system also reduces chemical costs and sludge production. The system consists of two 60 ft dia...

Water-Quality Ponds ? Are They the Answer?
Water-quality 'wet' ponds have been proposed to treat storm water for the removal of phosphorous in streams tributary to Cherry Creek Reservoir, a major recreational...

Quality Changes of River Rhine and Meuse Water Upon Basin Recharge in the Netherlands' Coastal Dunes: 30 Years of Experience
A wide spectrum of quality changes of river Rhine and Meuse water is presented, on a global scale after pre-treatment, dune infiltration and post-treatment. Attention is focussed on the...

Augmenting Water Supply in the Phoenix Area Through Recharge of Surplus Central Arizona Project Water Into the Agua Fria Riverbed
This paper describes the efforts of several months activities in the initial stages of developing a 30,000 feet Demonstration Recharge Facility for surplus Colorado River water on the...

Granite Reef Underground Storage and Recovery Project
The Granite Reef Underground Storage and Recovery Project facility is an integral part of the largest water management system under development for the Phoenix metropolitan area. The project...

Artificial Ground Water Recharge in Southern California
This paper presents an overview of past, present, and future ground water recharge practices and looks at future plans in Southern California. Types of sites discussed include basins,...

Infiltration Maintenance in Recharge Facilities of Orange County Water District
The Orange County Water District manages the Orange County ground water basin in western Orange County. In the first 25 years of operation, the District made exclusive use of the Santa...

Conjunctive Use in the Niles Cone, California
The use of in-stream facilities for artificial recharge in stream channels as practiced in Alameda County, California, is discussed. The facilities are (1) stream channels with no other...

Barge Bottleneck Uncorked
Construction of the replacement Lock & Dam 26, on Mississippi River at Alton, Ill. near St. Louis, is described. The $1 billion job, programmed to be built over the period 1979-91,...

Optimal Process of the Development of the Residential Area on the Coastal Zone
The concentration of population and assets through various types of development in the coastal zone in Japan is progressing rapidly at present. The conditions of the sea environment are...

Strategies to Protect the Apalachicola Estuary
The Apalachicola River basin and estuary lie in northwest Florida, and are unique and productive resources. In the early 1970s the ecological integrity of the basin was threatened on several...

Translating Science for Coastal Decisionmaking
A uniform process of technical information assembly and application has been conducted for six major estuarine systems in Florida. Since 1976, local and regional coastal resource decisions...

Estuarine Management?The Indian River Lagoon
Estuarine systems have become recognized and valued for their economic, recreational and aesthetic appeal. There has been a concerted effort on national, regional, state and local levels...

Restoring the Redwood Creek Estuary
During the mid-1960's, construction of a flood control project drastically altered the lower 5. 1 kilometers of Redwood Creek, impairing the physical and biological functioning...

Pass a Loutre Freshwater Diversions: Marsh Building in the Mississippi River Delta
Concern about the rapid loss of wetlands within the Pass a Loutre Wildlife Management Area located at the mouth of the Mississippi River has resulted in implementation of the Pass a Loutre...

Methods of Achiving Cooperation in Estuary Management: The Fraser River Estuary Case
Management of estuaries is often fragmented, especially for estuaries located in major urban areas. Each estuary resource (fish, water supply, port sites) is managed by one or more government...

Freshwater Inflow Requirements of a Texas Estuary
The objective of this study is to estimate the amount and scheduling of freshwater inflows required to maintain fishery productivity, especially shrimp, in Matagorda Bay, Texas. To estimate...

Response of Maryland Streams to Agricultural Drainage
An agricultural ditching and channelization project has been proposed for the Eastern shore of Maryland. The Upper Chester River Watershed Plan will involve up to 708 kilometers of ditching...

The Albemarle-Pamlico Sound System
The Albemarle-Pamlico Sound system is the second largest estuarine system in the United States in areal extent, and the fourth largest in volume. Moreover, it is one of the most important...

Development Activities: Albemarle-Pamlico Sound Area
Paper briefly describes historical and emerging development activities in the Albemarle-Pamlico Sound area selected for study by a joint State/U. S. Environmental Protection Agency Task...

 

 

 

 

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