Water Reuse Potential for Expanding the Nation's Water Supply Through Reuse of Municipal Wastewater (2012) / Chapter Skim
Currently Skimming:
1 A New Era of Water Management
1 A New Era of Water Management
Pages 9-20
The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
Select key terms on the right to highlight them within pages of the chapter.
From page 9... ...
This decline in construction of new capacity has To address the water supply needs of this expand occurred in spite of continuing projections for increased ing population in the United States, the 20th century demand, suggesting that the strategy of fulfilling was a time for building major water infrastructure, increased water demand by building large dams and particularly dams (Figure 1-1) and aqueducts (Morgan, aqueducts to capture water from freshwater streams is 2004)
|
From page 10... ...
. Continued development of these population centers in the south- The increase in population coupled with the dewest and arid west and continued migration from creased rate of construction of reservoirs, dams, and population centers in the eastern and midwestern other types of conventional water supply infrastructure United States will require substantial transformation in is leading to a new era in water management in the the way water is procured and used by the people who United States.
|
From page 11... ...
Agreements with agricultural interests by both the Metro FIGURE 1-4 Downscaled climate projections showing the politan Water District of Southern California and the change in 30-year mean annual precipitation between 1971– San Diego Water Authority are examples. This practice 2000 and 2041–2070, in centimeters per year.
|
From page 12... ...
Furthermore, plants employing Livestock, Aquaculture freshwater once-through cooling are often located in Other Industrial Use 300 areas with ample water resources where water demands are not growing rapidly. 200 Whereas the total consumption for industry and irrigation have both decreased in recent decades, water 100 use for primarily public supply continues to rise.
|
From page 13... ...
Census Bureau predicts that the nation's emphasis in the new era of water management involves population will increase by over 50 percent between a search for untapped water sources. These sources 2010 and 2060.
|
From page 14... ...
Petersburg, Florida, drinking water supply intake located downstream from a was started in response to state legislation in 1972 (the Wilson wastewater treatment plant discharge point)
|
From page 15... ...
As a result, de facto reuse of wastewater is already an important part of the current water supply portfolio. The ongoing practice of de facto FIGURE 1-7 Reduction in per capita flow to the Los Angeles reuse and the likelihood that all of the reclaimed water County Joint Outfall during the beginning of the 21st century will not be returned to the water supply also means (2000–2007)
|
From page 16... ...
rigating golf courses, landscapes, municipally owned If reclaimed water was used largely for noncon- parks, and medians near wastewater treatment plants sumptive uses, the water supply benefit of water reuse or by converting industrial applications that are less could be even greater because, in many cases, the waste- sensitive to water quality (e.g., cooling) to reclaimed water can be again captured and reused.
|
From page 17... ...
ing sewage (untreated wastewater) discharges to rivers serving as a drinking water supply provided the outfall STATEMENT OF COMMITTEE was located more than 20 miles (32 km)
|
From page 18... ...
How much municipal wastewater County Water District, the Orange County Sanitation effluent is produced in the United States, what is its District, the Los Angeles Department of Water and quality, and where is it currently discharged? What is Power, the Irvine Ranch Water District, the West Basin the suitability -- in terms of water quality and quanWater District, the Inland Empire Utilities Agency, the tity -- of processed wastewaters for various purposes, Metropolitan Water District of Southern California, including drinking water, nonpotable urban uses, irthe Los Angeles County Sanitation District, and the rigation, industrial processes, groundwater recharge, Monterey Regional Water Pollution Control Agency.
|
From page 19... ...
W hat are the human health the science in water reuse with respect to treatment technology. risks of using reclaimed water for various purposes, • Chapter 5 examines design and operational including indirect potable reuse?
|
From page 20... ...
As populations are increasing, particularly in wa- W hen reclaimed water is used for nonconsumptive ter-limited regions, water managers are looking toward uses, the water supply benefit of water reuse could be sustainable water management solutions to address even greater if the water can again be captured and shortfalls in supply from conventional water sources. reused.
|
Key Terms
This material may be derived from roughly machine-read images, and so is provided only to facilitate research.
More
information on Chapter Skim is available.