rainwater harvesting: cistern performance simulation
DESCRIPTION
Rainwater Harvesting: Cistern Performance Simulation. 1990-2010 Philadelphia Precipitation ( 40,000 sf roof ). Rainwater Overflow Rainwater Captured & Used Potable Water Used. 3,000 Gallons Per Day Used For Toilet Flushing (Projected Estimate). Total Water (Millions of Gallons). - PowerPoint PPT PresentationTRANSCRIPT
Rainwater OverflowRainwater Captured & Used
Potable Water Used
Rainwater Harvesting: Cistern Performance Simulation
Cistern Size (Thousands of Gallons)
1990-2010 Philadelphia Precipitation ( 40,000 sf roof )
Tota
l Wat
er (M
illio
ns o
f Gal
lons
)
3,000 Gallons Per Day Used For Toilet Flushing (Projected Estimate)
12,000 Gallon Tank
Rainwater OverflowRainwater Captured & Used
Potable Water Used
Rainwater Harvesting: Cistern Performance Simulation
Cistern Size (Thousands of Gallons)
1990-2010 Philadelphia Precipitation ( 40,000 sf roof )
Tota
l Wat
er (M
illio
ns o
f Gal
lons
)
4,000 Gallons Per Day Used For Toilet Flushing (Projected Estimate)
20,000 Gallon Tank
Rainwater OverflowRainwater Captured & Used
Potable Water Used
Rainwater Harvesting: Cistern Performance Simulation
Cistern Size (Thousands of Gallons)
1990-2010 Philadelphia Precipitation ( 40,000 sf roof )
Tota
l Wat
er (M
illio
ns o
f Gal
lons
)
5,000 Gallons Per Day Used For Toilet Flushing (Projected Estimate)
35,000 Gallon Tank
Rainwater OverflowRainwater Captured & Used
Potable Water Used
Rainwater Harvesting: Cistern Performance Simulation
Cistern Size (Thousands of Gallons)
1990-2010 Philadelphia Precipitation ( 20,000 sf roof )
Tota
l Wat
er (M
illio
ns o
f Gal
lons
)
1,500 Gallons Per Day Used For Toilet Flushing (Projected Estimate)
6,000 Gallon Tank
Rainwater OverflowRainwater Captured & Used
Potable Water Used
Rainwater Harvesting: Cistern Performance Simulation
Cistern Size (Thousands of Gallons)
1990-2010 Philadelphia Precipitation ( 20,000 sf roof )
Tota
l Wat
er (M
illio
ns o
f Gal
lons
)
2,000 Gallons Per Day Used For Toilet Flushing (Projected Estimate)
10,000 Gallon Tank
Rainwater OverflowRainwater Captured & Used
Potable Water Used
Rainwater Harvesting: Cistern Performance Simulation
Cistern Size (Thousands of Gallons)
1990-2010 Philadelphia Precipitation ( 20,000 sf roof )
Tota
l Wat
er (M
illio
ns o
f Gal
lons
)
2,500 Gallons Per Day Used For Toilet Flushing (Projected Estimate)
18,000 Gallon Tank