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In the News…
Public Health and Drinking Water News Briefs
| January 25,
2008 |
| Gates Foundation Supports Study on Real Costs of Water and Sanitation Projects |
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The Bill and Melinda Gates Foundation has provided a five year,
$14.48 million grant to IRC International Water and Sanitation Centre
and its partners in four countries - including Burkina Faso and
Ghana. The grant will be used to discover the real, disaggregated
costs of water, sanitation and hygiene (WASH) services in rural
areas and regions undergoing urbanization. It will also identify
the range of physical, social, economic and political factors that
influence those costs.
The project, "WASHCost: Quantifying the cost of delivering safe
water, sanitation and hygiene services," will embed responsibility
for developing and using unit cost data at local and national levels,
increasing the relevance and impact of the data. Partners in the
project include national and local governments, community-based
organizations, the local private sector, non-governmental organizations
and international agencies. Data developed by the WASHCost project
will help these partners and others predict what WASH services should
cost in different contexts, thereby supporting better governance
and technology choices and more efficient use of funds in a sector
that is often constrained by inadequate and confused information.
The grant was made from the Global Development Program of the Bill and Melinda Gates Foundation which works with motivated partners to create opportunities for people to lift themselves out of poverty and hunger. IRC International Water and Sanitation Centre is a not-for-profit organization that develops and shares knowledge with water sector partners around the world and assists national and international aid organizations and donors to develop sustainable WASH policies and strategies.
For more information, please visit:
Gates Foundation Supports Study on Real Costs of Water and Sanitation Projects
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| System Approved to Turn Wastewater into Drinking Water in California |
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The California Department of Public Health and the Santa Ana
Regional Water Quality Control Board signed off last week on the
start-up of a purification system that will turn highly treated
sewage into tap water. The Groundwater Replenishment System,
which has been under construction for nearly four years, was developed
by the Orange County water and sanitation districts when were faced
with a water shortage.
The $490 million Groundwater Replenishment System will eventually
provide up to 70 million gallons of water per day. Initially,
the project will inject some 35 million gallons a day into an expanded
seawater barrier to prevent ocean water from contaminating the groundwater
supply. After an additional approval by the state Department of
Public Health, another 35 million gallons will be pumped to the
water district's spreading basins in Anaheim, where it will mix
with Santa Ana River water and other imported sources and percolate
into the groundwater basin to be drawn on for tap water.
The project - described as the world's largest advanced water purification project of its kind, and one of the state's most significant - takes highly treated wastewater and puts it through a three-step purification process that includes micro-filtration, reverse osmosis and ultraviolet light with hydrogen peroxide.
For more information, please visit:
System Approved to Turn Wastewater into Drinking Water in California
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| U.S. Needs $202.5 Billion for Clean Water Infrastructure |
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A new report by the U.S. Environmental Protection Agency estimates
$202.5 billion is the nationwide capital investment needed to control
wastewater pollution for up to a 20-year period. The 2004 Clean
Watersheds Needs Survey, the 14th national survey of this type conducted
by the agency, summarizes the needs of publicly owned wastewater
treatment works.
The 2004 estimate includes $134.4 billion for wastewater treatment and collection systems, $54.8 billion for combined sewer overflow corrections and $9.0 billion for storm water management. The needs in this survey represent a $16.1 billion increase over the 2000 report and are due to a combination of population growth, aging infrastructure, facility improvements to meet more protective water quality standards, and in some cases, providing additional treatment capacity for handling wet-weather flows.
Over three-fourths of the total needs reported in the survey are concentrated in 18 states with New York and California having the most wastewater treatment work needs totaling more than $20 billion. Florida, Illinois and Ohio each have needs in excess of $10 billion. The EPA is working with states, tribes, utilities, and other partners to reduce the demand on infrastructure through improved asset management, improved technology, water efficiency and watershed-based decision making.
For more information, please visit:
U.S Needs $202.5 Billion for Clean Water Infrastructure
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| CDC Assessment of Chloramine Health Concerns Hampered by Activist Campaign |
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The U.S. Centers for Disease Control and Prevention (CDC) recently reported on a Vermont community that expressed health concerns believed to be associated with exposure to tap water treated with chloramine.
On April 10, 2006 Vermont's Champlain Water Distinct (CWD) changed its drinking water treatment process to use chloramine rather than free chlorine as the secondary disinfectant. From April 2006 through May 2007, the Vermont Department of Health Agency of Human Services and the Champlain Water District received approximately 74 calls from community members reporting a wide range of health symptoms including upper respiratory symptoms, complaints of watery eyes and nose, scratchy throat, gastrointestinal ailments, skin rashes and "itchy skin." A team from the CDC and Environmental Protection Agency (EPA) was sent to the community to interview affected individuals and tour the water treatment plant.
In its fieldwork, investigators learned that the local chapter
of People Concerned About Chloramine (PCAC) had started a campaign
prior to April 2006 to protest the change to use chloramine as a
disinfectant. Prior to the CDC's and EPA's arrival in September
2007, PCAC implemented a mass media campaign including distribution
of approximately 10,000 flyers by going door to door and approaching
individuals "on the street" and in grocery stores. Field investigators
also observed PCAC members coaching survey respondents.
As a result of the strong biases with the data collected, it was
difficult for the CDC to determine if the symptoms the community
complained about were related to exposure from chloramine-treated
tap water. The report recommends that CDC and EPA should work
with State and local agencies to develop the next steps in addressing
the issue of community concerns about chloramine-treated tap water.
For more information, please visit:
CDC Assessment of Chloramine Health Concerns Hampered by Activist Campaign
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In The News-is
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