Health & Welfare:
- Personal usage should average 1,500 to 2,000 gallons per person per month
- Family of four – 6,000 to 8,000 per month
Landscape
- Lot size – 55 x 110 = 6,050 SF
- Reduced by footprint of house – 1,500 SF (Two Story)
- 2,200 SF (One Story)
- Reduced by Driveway – 700 SF
- Reduced by Sidewalks – 250 SF
- Total landscaped area – 3,600 SF (Two Story) or 2,900 SF (One Story)
- Local lawns need 1 inch of water per week
- 1 inch of water equals 600 gallons over 1,000 SF
- Landscaping requirements for One Story = 2.9 x 600 = 1,740 gal/week
- Landscaping requirements for Two Story = 3.6 x 600 = 2,160 gal/week
- Monthly requirements – One Story = 6,960 gallons
- Two Story = 8,640 gallons
Monthly Water Usage Requirements
- Health & Welfare – Family of 4 = 6,000 to 8,000 gallons
- Landscape = 6,960 to 8,640 gallons
- Total Usage = 12,960 to 16,640 gallons