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375 results for "Water Resources Research Institute News"
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Record #:
34324
Author(s):
Abstract:
On January 22, 2001, the United States Environmental Protection Agency finalized a rule reducing the drinking water standard for arsenic. However, on January 24, an executive memorandum was issued directing executive departments and agencies to hold up any proposed or newly promulgated rules until an appointee of the new administration could review them. While groups are challenging the new arsenic rule, North Carolina is moving forward with a proposal to change the state’s groundwater standard for arsenic in private drinking water wells.
Record #:
34325
Author(s):
Abstract:
In the early 1970s, the Chowan River Estuary and other waterbodies in North Carolina experienced algae blooms that interfered with industrial water supply, fishing and recreational use. Extensive research led the North Carolina Division of Water Quality to develop standards for chlorophyll-a, which is an indicator of algal biomass and water quality. This article discusses how these water quality standards were developed.
Record #:
34326
Author(s):
Abstract:
The North Carolina Drought Monitoring Council report for March 5, 2001 said that extreme drought conditions persist over the western region of North Carolina and that numerous water systems are still dealing with below normal water supplies. The council said that only limited improvements in water supply conditions may occur over the next several months and that water systems whose reservoirs do not refill by April are advised to plan for limited water supplies during the summer months.
Subject(s):
Record #:
34327
Author(s):
Abstract:
The Environmental Protection Agency’s Total Maximum Daily Load (TMDL) Program is under review for changes to the program and water quality standards. In North Carolina, limited resources and multiple objectives hamper the surface water quality monitoring program, but suggest that a rigorous re-evaluation of sample site selection and monitoring frequency could yield some gains. This article discusses how the Neuse River illustrates certain good and bad features of the current TMDL program, and what could be improved.
Record #:
34328
Author(s):
Abstract:
The North Carolina General Assembly funded a series of studies in response to concerns of residents of Brunswick and Columbus counties about sedimentation, poor water quality, and biological impairment in the Waccamaw River. The studies found indication of high diversity ecosystems, and a major flow of groundwater from the underlying Pee Dee aquifer. The aquifer system represents an economically important source of groundwater throughout the North Carolina Coastal Plain.
Record #:
34329
Abstract:
Researchers at North Carolina State University have recently begun to study vegetation management in forested filter zones to find the combination of cover types best suited to remove or cause the removal of sediments and nutrients. This research extends their work in the Tar-Pamlico Basin, which demonstrated the superiority of dense regrowth following a clear cut over the mature mixed pine-hardwood forest. Detention of sediments was improved while detention of nutrients was dramatically improved.
Record #:
34330
Author(s):
Abstract:
In June, the National Research Council said that the Clean Water Act Section 404 program that allows developers to fill in wetlands in exchange for restoring or creating others is not meeting the goal of “no net loss” in function of wetlands. The Council made recommendations to improve the Section 404 compensatory mitigation program. In North Carolina, the Wetlands Restoration Program is doing a watershed assessment to determine where it would be most beneficial to do mitigation as suggested by the Council.
Record #:
34331
Author(s):
Abstract:
Much of groundwater contamination is contamination of aquifer soils by dense compounds that are not soluble in water. Among the nation’s leading scientists focusing on contaminant remediation are those in the Center for Multiphase Research in the Department of Environmental Sciences and Engineering at University of North Carolina Chapel Hill. They have a strategy for cleaning up dense contaminants that involves floating pools by increasing the density of the underlying groundwater.
Record #:
34332
Author(s):
Abstract:
Effective water quality management is built on a foundation of water quality standards that are expressed in a manner that makes compliance assessment clear and unambiguous. Most surface water quality standards in North Carolina are based on a chemical criterion value and used to determine if a waterbody is compliant. This article gives an overview of the state’s standards and total maximum daily load (TMDL) program.
Record #:
34333
Author(s):
Abstract:
A pending change in Natural Resources Conservation Service standards for designing nutrient management plans for animal waste operations could force some animal producers in North Carolina to look for additional land on which to apply wastes. The unfavorable nitrogen-to-phosphorus ratio in manures has often resulted in an overapplication of phosphorus, which can further dissolve in soil water and seep into groundwater. North Carolina is identifying soil sites with high potential for phosphorus loss.
Record #:
34334
Author(s):
Abstract:
Following a three-year effort to improve coastal land-use planning, the North Carolina Coastal Resources Commission adopted changes to Coastal Area Management Act (CAMA) land-use planning guidelines in October. CAMA requires the twenty coastal counties to prepare land-use plans, but planning is optional for municipalities in those counties. The new guidelines offer three levels of plans that give local governments flexibility to meet local needs, while seeking to improve protection of coastal water quality.
Record #:
34335
Author(s):
Abstract:
At a meeting of the North Carolina Drought Monitoring Council on November 8, representatives said that many of North Carolina’s major cities are experiencing “top ten” dry conditions with rainfall deficits exceeded only by the drought of 1986. Precipitation across the state has been from 10-25 inches below normal for the last twenty-four months.
Record #:
34302
Author(s):
Abstract:
The Water Resources Research Institute of the University of North Carolina, headquartered at North Carolina State University, has been rated as one of the top four in the nation by a United States Geological Survey evaluation team. The Institute, one of fifty-four authorized by the federal Water Resources Research Act of 1964, was praised for its relevant and high quality research projects, excellent peer-review process, comprehensive technology transfer program, and successful student internship efforts.
Record #:
34303
Author(s):
Abstract:
The North Carolina Environmental Management Commission adopted a rule requiring the preservation of vegetated buffer areas along intermittent and perennial streams, lakes, ponds and estuarine waters throughout the Tar-Pamlico River Basin. The Commission also approved the Catawba River Basinwide Water Quality Plan and discussed a schedule for adopting riparian buffer requirements for that basin.
Record #:
34304
Author(s):
Abstract:
The University of North Carolina at Chapel Hill has established the Drinking Water Research Center in the School of Public Health. The new center brings existing research and collaborative efforts related to drinking water and contaminants. In addition to conducting research and helping guide drinking water policy, the center will offer monthly seminars tackling different drinking water-related topics.