DRINKING WATERDRINKING WATER

Path of surface water to faucetPath of surface water to faucet

Path of well water to faucetPath of well water to faucet

Water treatment plantWater treatment plantChicago, ILChicago, IL

CONTAMINANT CONTAMINANT MEASUREMENTSMEASUREMENTS

PPM- parts per million 1mg/LiterPPM- parts per million 1mg/Liter

PPB- parts per billion .001 mg/LiterPPB- parts per billion .001 mg/Liter

http://techalive.mtu.edu/meec/module04/GWContaminationBasics1.htm

arsenicarsenic

SourceSource SoilSoil ShaleShale

Problems-Problems- carcinogencarcinogen

LeadLead

SourceSource PipesPipes

ProblemsProblems Brain damageBrain damage

BenzeneBenzene

SourceSource Leaking fuel tanksLeaking fuel tanks Industrial wasteIndustrial waste

ProblemsProblems Kidney damageKidney damage CancerCancer Blood disordersBlood disorders

SulfatesSulfates

SourceSource Sulfuric rocks (gypsum,pyrite)Sulfuric rocks (gypsum,pyrite) BacteriaBacteria

ProblemsProblems Rotten egg smellRotten egg smell Bad tasteBad taste Black scaleBlack scale

Bottle waterBottle water

Less restrictions on Less restrictions on bottled water than tap bottled water than tap waterwater

Each US citizen Each US citizen drinks 19.5 gal/yeardrinks 19.5 gal/year

Ice MountainIce Mountain

Bottled in Stanwood, Bottled in Stanwood, MIMI

Withdraws 218 Withdraws 218 gal/mingal/min

= 300,000 gal/day= 300,000 gal/day = 70,000 bottles= 70,000 bottles

10 year agreement10 year agreement 200 employees200 employees