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32 results for "Water quality management--research"
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Record #:
33465
Author(s):
Abstract:
Scientists at the University of North Carolina Chapel Hill made recommendations for biologically controlling phosphorus releases from the wastewater treatment plant operated by the Orange Water and Sewer Authority (OWASA). The Division of Environmental Management will soon issue regulations limiting phosphorus concentrations in discharges from municipal wastewater treatment facilities into streams feeding nutrient sensitive water bodies.
Record #:
33472
Author(s):
Abstract:
A five-year study designed to reverse the trend of increasing pollution and declining fisheries in the Albemarle and Pamlico Sounds is now entering its initial research phase. The Albemarle-Pamlico Estuarine Study is being conducted by the Environmental Protection Agency’s National Estuarine Program and the North Carolina Department of Natural Resources and Community Development. Research will identify causes of pollution problems and implications to management strategies.
Record #:
33484
Author(s):
Abstract:
A two-year research project sponsored by the Water Resources Research Institute is aimed at developing a procedure for identifying toxic chemicals in effluent from municipal waste water treatment plants. Researchers hope to establish a standard procedure which can be widely used for wastewater discharge monitoring and control.
Record #:
33497
Author(s):
Abstract:
Scientists in the University of North Carolina Department of Environmental Sciences and Engineering say that groundwater supplies located in granite and gneiss rock types in the Blue Ridge, Inner Piedmont, and Raleigh Belt geologic regions are more likely to have high concentrations of radon-222 than other groundwater supplies in North Carolina. The study was supported by the Water Resources Research Institute and provides recommendations for managing radon concentrations in drinking water.
Record #:
33577
Author(s):
Abstract:
Edward J. Kuenzler, professor of environmental biology at the University of North Carolina Chapel Hill, conducted a study of two North Carolina swamps receiving municipal effluent. The study was funded by the Water Resources Research Institute and provides recommendations for long-term management of swamps and natural treatment of wastewater effluent.
Record #:
33578
Author(s):
Abstract:
Scientists at the University of North Carolina Chapel Hill have been conducting laboratory research on pollutant biodegradation in subsurface soils for several years. They are investigating aquifer contamination in eastern North Carolina, and testing biotechnology for cleaning up groundwater pollution.
Record #:
33579
Author(s):
Abstract:
Nuisance blooms of blue-green algae have caused water quality problems in the Chowan and Neuse Rivers, and the potential for similar algal problems is uncertain in new impoundments such as the Jordan and the Falls of the Neuse reservoirs. Dr. Val Smith in the Department of Biology at the University of North Carolina Chapel Hill has developed models predicting algae biomass and applied the models to North Carolina reservoirs.
Record #:
33299
Author(s):
Abstract:
A survey of state regulatory agencies was conducted in 1983 by the University of North Carolina Chapel Hill, Department of Environmental Sciences and Engineering. The survey showed a trend toward increased use of seasonal discharge standards by state water pollution control agencies, and that they planned to use some degree of flexibility in standards for municipal and industrial discharges.
Record #:
33300
Author(s):
Abstract:
The North Carolina Department of Human Resources’ Solid and Hazardous Waste Management Branch published a report on managing contaminated ground water in 1984. The report includes case studies of companies that have changed the way they handle their hazardous wastes, and discusses the existence of groundwater in the five hydrogeologic regions of North Carolina.
Record #:
33345
Author(s):
Abstract:
The radioactive gas radon, a common natural constituent of groundwater in North Carolina, is causing increasing concern nationally as a public health problem. A significant public health risk from cancer is associated with radon in the air and in drinking water. Th Water Resources Research Institute is investigating the occurrence of radon in the state’s groundwater.
Record #:
33348
Author(s):
Abstract:
The National Water Quality Evaluation Project is a major effort to monitor and evaluate results from agricultural non-point source water quality projects. The program is based at North Carolina State University and sponsored by a cooperative agreement among environmental and agricultural agencies. The program aims to develop best management practices and non-point source water quality control.
Record #:
33356
Author(s):
Abstract:
The Cape Fear River Basin Study was a two-year effort to address the most critical water issues in North Carolina’s largest river basin. The study, which concluded in 1984, focused on water supply, wetlands, and instream flow needs for fish habitat. A summary report provides a synopsis of the study’s major findings and accomplishments.
Record #:
33357
Author(s):
Abstract:
Researchers at the Water Resources Research Institute examined the combined effects of phosphorus and clay loading on water quality and algal communities in a Piedmont lake. Phosphorus plays a key role in producing nuisance algae in lakes, and turbidity from clay also ranks as a top water quality problem. This article discusses the project and highlights the study’s results.
Record #:
33178
Author(s):
Abstract:
Early study results confirm that Jordan Lake is one of many eutrophic lakes in North Carolina, but apparently, severe water quality problems have not yet arisen. With funding from the University of North Carolina Water Resources Research Institute, the first stage of a study of the productivity and nutrient status of phytoplankton in Jordan Lake has been completed.
Record #:
33193
Author(s):
Abstract:
North Carolina Natural Resources and Community Development announced a series of nutrient-removal study grants to help local communities control discharges of nitrogen and phosphorus into Jordan Lake and Falls of the Neuse Lake watersheds. The grants stem from a growing concern about possible extensive growth of nuisance blue-green algae in the two reservoirs.