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metroplanning.org @MPCJosh
Josh Ellis, Program Director
June 5, 2013
metroplanning.org @MPCJosh
Overview
• Water supply• Illinois plumbing code modernization process
metroplanning.org @metroplanners
Shifting water demands
38% growth to 12.1mil in 2050
~ 64%
~ 36%
~ 7%
Shifting water demands
Population
Demand
Withdrawals
Groundwater Quantity
Groundwater Quality
metroplanning.org @MPCJosh
Need for policy on water reuse
Rain and graywater are “free”
Potable drinking water, stormwater and wastewater are expensive
metroplanning.org @MPCJosh
Water sources:• Graywater
Treatment:• Calcium
hypochlorite
Water uses:• Toilets• Landscape
irrigation (future)
Oak Park, Ill.
Doyle Family Home
Total savings: 27% reduction in potable water use
metroplanning.org @MPCJosh
Water sources:• Rainwater
Treatment:• Calcium
hypochlorite
Water uses:• Toilets• Landscape
irrigation• Cooling
towers• Boilers• Vehicle
washing
Northfield, Ill.
Fields Volvo Dealership
Total savings: 265,000 gallons/yr
metroplanning.org @MPCJosh
Water sources:• Rainwater• AC
condensate• Boiler
condensate
Treatment:• Calcium
hypochlorite
Water uses:• Toilets• Laundry• Cooling
towers• Boilers• Vehicle
washing
Chicago, Ill.
Harold Washington Soc. Security Center
Total savings: 3.2 million gallons/yr
metroplanning.org @MPCJosh
© 2012 Water Harvesting Solutions, Inc.
Illinois Environmental Council
Ill. Plumbing Code & HB 4496
metroplanning.org @MPCJosh
Department of Public Health
April 26 – issued revisions, 45 day comment period
Key revisions• Fixture standards to match WaterSense• Rainwater and effluent reuse guidelines• Graywater indoor reuse guidelines• Permissive definition of “alternate water sources,”
but no substantial guidance on condensate, clear water waste
metroplanning.org @MPCJosh
Timeline
• Illinois Register, April 26 edition• Public comments due in June• Second public comment period• JCAR
metroplanning.org @MPCJosh
Josh Ellis, Program Director
@MPCJosh
www.metroplanning.org
312.863.6045
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