RISD DeSE 2010 Sanitation Team Presentation

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    HimalayanWater Project

    Floreena Delgado

    Annemarie Gugelmann

    Louie Rigano

    Felipe Sarmiento

    A ceramic fltration system created

    or nomadic and agricultural

    communities in Western China.

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    Worldwide Waterborne Diseases

    18%

    o worlds population does

    not have access to sae water

    o all deaths in the world are

    caused by waterborne diseases

    2.2 billion people in developing countries die rom diseases associated with poorwater and sanitary conditions

    6000 people die rom waterborne diseases every day

    42,000 people die every week due to diseases relating to low quality drinking water

    17%

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    Water

    Feces Hands

    Stored Drinking Water

    Utensils Mouth

    Food

    Contamination o Water

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    What is in the water?

    BacteriaParasites

    Protozoa

    Viruses

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    Local Water Issues

    Symptoms Diarrhea and digestive ailments

    Skin, ear and respiratory problems

    Contaminants Fecal pathogens (E. Coli & Coliorm)

    seeps thru ground into wells & river

    Metals such as:iron, arsenic, nickel

    Local Perceptions Perceptions about water and health

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    Daily Water

    Routine

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    Daily Water

    Retrieval

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    Limitations o Boiling

    Water

    High Altitude

    Abundance o pathogens

    Time consuming process

    Current methods

    o pathogenremoval

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    Limitations o Solar

    Cookers

    Vast amounts o sunlight

    900 W/m2: W. China

    105 W/m2: Boston

    Small ocal point/ Difcult to

    ocus

    Portable

    Expensive

    Difcult to repair

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    Liesaver Jerrycan

    Can process up to 20,000 liters Will remove bacteria, viruses, cysts,

    parasites, ungi and all other

    microbiological waterborne pathogens

    Liestraw Family

    Potters or Peace

    Provides sae drinking water or a amilyor three years

    Filters a minumum o 18,000 liters

    Costs $15 $25 or the whole unit

    A basic acility can produce roughly 50units per day.

    Clay Pot Filter (Tony Flynn) Can be made with local materials

    Kills ~98.5% o pathogens

    Does not kill viruses

    Innovations in Filtration

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    Our modifcations to existing

    fltration programs

    Eliminate plastic

    Use local materials

    Lower cost o implementation

    Use less uel in creating flters

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    Preliminary Ideation

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    FormingIngredients: Clay,

    Organic Materials

    (coee grounds, tea

    leaves, rice hulls)

    Hal clay + hal organic

    material

    Hand-ormed intodesired shape to ft into

    iron stand

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    Applying dung and fring

    Cover in yak or sheep

    dung

    Leave out to dry

    Fire in dung fre

    Must glow orange or atleast 30 minutes to

    sufciently fre

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    Inserting flter into stand

    Place flter into stand

    and ready another bowl

    to hold fltered water

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    Pouring water into flter

    Filter can hold roughly 2

    gallons o unclean water

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    Retrieving fltered water

    98% o pathogens are

    removed

    1 hour to flter 1.5 - 2.5

    liters o water

    Water is now ready or

    cooking or drinking

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    IMPLEMENTATION

    TESTING 6 & 12-month testing

    water quality

    flter production

    sustainability

    USER FEEDBACK 6 & 12-month follow-up

    surveys

    interviews

    EDUCATION school presentations

    how-to manuals

    training sessions

    RAISING AWARENESS NGO collaboration

    community meetings

    other sanitation methods local government &

    religious leaders

    1) 2)

    3) 4)

    in local communities

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    CLAYlocal source

    local kiln

    quality of clay

    WATERtesting

    source type

    source location

    LOCAL COMMUNITYresearch

    DAILY ROUTINEsanitation

    cooking/boiling water

    cultural customs

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