Runoff / Catchment Calculations
Calculating Runoff Worksheet (PDF)
Catchment Calculator (PDF)
Rainwater Harvesting Informational Guides
Texas Rainwater Harvesting Manual - 3rd Edition (PDF)
Virginia Rainwater Harvesting Manual - 2nd Edition (PDF)
Practical Action Technical Brief Rainwater Harvesting (PDF)
Rainwater Harvesting For Domestic Use (PDF)
Roofwater Harvesting For Practitioners (PDF)
First Flush Diverters
First Flush Diverters (PDF)
First Flush Idea (DOCX)
Tank Systems
Rainwater Tank Sizes (PDF)
Chlorination Systems
Gravity Fed Chlorination System (PDF)