Watershed Management for Potable Water Supply

Watershed Management for Potable Water Supply

Author: National Research Council

Publisher: National Academies Press

Published: 2000-02-17

Total Pages: 569

ISBN-13: 0309172683

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In 1997, New York City adopted a mammoth watershed agreement to protect its drinking water and avoid filtration of its large upstate surface water supply. Shortly thereafter, the NRC began an analysis of the agreement's scientific validity. The resulting book finds New York City's watershed agreement to be a good template for proactive watershed management that, if properly implemented, will maintain high water quality. However, it cautions that the agreement is not a guarantee of permanent filtration avoidance because of changing regulations, uncertainties regarding pollution sources, advances in treatment technologies, and natural variations in watershed conditions. The book recommends that New York City place its highest priority on pathogenic microorganisms in the watershed and direct its resources toward improving methods for detecting pathogens, understanding pathogen transport and fate, and demonstrating that best management practices will remove pathogens. Other recommendations, which are broadly applicable to surface water supplies across the country, target buffer zones, stormwater management, water quality monitoring, and effluent trading.


Review of the New York City Watershed Protection Program

Review of the New York City Watershed Protection Program

Author: National Academies of Sciences, Engineering, and Medicine

Publisher: National Academies Press

Published: 2020-12-04

Total Pages: 423

ISBN-13: 0309679702

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New York City's municipal water supply system provides about 1 billion gallons of drinking water a day to over 8.5 million people in New York City and about 1 million people living in nearby Westchester, Putnam, Ulster, and Orange counties. The combined water supply system includes 19 reservoirs and three controlled lakes with a total storage capacity of approximately 580 billion gallons. The city's Watershed Protection Program is intended to maintain and enhance the high quality of these surface water sources. Review of the New York City Watershed Protection Program assesses the efficacy and future of New York City's watershed management activities. The report identifies program areas that may require future change or action, including continued efforts to address turbidity and responding to changes in reservoir water quality as a result of climate change.


Riparian Areas

Riparian Areas

Author: National Research Council

Publisher: National Academies Press

Published: 2002-10-10

Total Pages: 449

ISBN-13: 0309082951

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The Clean Water Act (CWA) requires that wetlands be protected from degradation because of their important ecological functions including maintenance of high water quality and provision of fish and wildlife habitat. However, this protection generally does not encompass riparian areasâ€"the lands bordering rivers and lakesâ€"even though they often provide the same functions as wetlands. Growing recognition of the similarities in wetland and riparian area functioning and the differences in their legal protection led the NRC in 1999 to undertake a study of riparian areas, which has culminated in Riparian Areas: Functioning and Strategies for Management. The report is intended to heighten awareness of riparian areas commensurate with their ecological and societal values. The primary conclusion is that, because riparian areas perform a disproportionate number of biological and physical functions on a unit area basis, restoration of riparian functions along America's waterbodies should be a national goal.


Evaluating and Conserving Green Infrastructure Across the Landscape

Evaluating and Conserving Green Infrastructure Across the Landscape

Author: Karen Firehock

Publisher:

Published: 2013-04-30

Total Pages: 132

ISBN-13: 9780989310307

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This is the New York State edition of the GIC's guide to evaluating and conserving green infrastructure (GI) across the landscape. It provides an historical background to GI, as well as practical steps for creating GI maps and plans for a community. It discusses issues around evaluating green assets, public involvement in the mapping process, and the practical steps in bringing together GIS information into a useful format. It draws from twelve field tests GIC has conducted over the past six years in a diversity of ecological and political conditions, at multiple scales, and in varied development patterns – from wildlands and rural areas to suburbs, cities and towns. This guide is intended to help people make land management decisions which recognize the interdependence of healthy people, strong economies and a vibrant, intact and biologically diverse landscape. Green infrastructure consists of our environmental assets – which GIC also calls ‘natural assets’ – and they should be included in planning processes. Planning to conserve or restore green infrastructure ensures that communities can be vibrant, healthful and resilient. Having clean air and water, as well as nature-based recreation, attractive views and abundant local food, depends upon considering our environmental assets as part of everyday planning. Available from GIC at www.gicinc.org.