Rainwater Harvesting Calculator

Results

Collection Potential:

  • Annual Collection: 0 gallons
  • Monthly Average: 0 gallons
  • Collection Efficiency: 0%

Storage Requirements:

  • Recommended Capacity: 0 gallons
  • Minimum Tank Size: 0 gallons
  • First Flush Diverter: 0 gallons

Water Usage Analysis:

  • Estimated Demand: 0 gallons/year
  • Coverage Potential: 0%
  • Water Savings: $0/year

System Components

Essential elements for an effective rainwater harvesting system.

  • Collection Surface Roof area and material affect efficiency.
  • Gutters & Downspouts Sized for maximum rainfall intensity.
  • First Flush Diverter Removes initial contaminated runoff.
  • Storage Tank Sized based on rainfall and demand.

Usage Guidelines

Outdoor Use

Garden, lawn, washing.

Indoor Non-Potable

Toilets, laundry.

Maintenance

Regular cleaning and inspection.

Water Quality

Filtration and treatment needs.