Skip to Content

Resources

Downspout & Gutter Sizing

Use the tables below to size your gutters and downspouts according to your catchment area and potential maximum rainfall per hour. Note: I will err on the side oversizing gutters as I want all the rain I can get when it falls.
Rainwater Harvesting

Water Harvesting Calculations

Water Harvesting CalculationsWater Harvesting Calculations, Appendix 3 of Rainwater Harvesting for Drylands and Beyond, Vol. 1
Greywater HarvestingRainwater HarvestingStormwater & Street Runoff Harvesting

Rainwater Harvesting Materials and Suppliers

The following listings are meant to inform, they are not meant as recommendations. And don’t forget to search for more local suppliers.
Rainwater Harvesting
Show 7 more items

Blog Entries

Bandsar Agriculture: Indigenous Runoff-Harvesting & Climate-Change Resilience from Iranian Drylands

Passive SystemsRainwater HarvestingStormwater & Street Runoff Harvesting

Farming in the City with Runoff From a Street

Passive SystemsRainwater HarvestingStormwater & Street Runoff Harvesting
Show 5 more items
^