Rainwater Harvesting for Drylands and Beyond by Brad Lancaster

Publications & Online Resources

Condensate Calculator

“Condensate Water Recovery: Cost Effective Water Conservation” by Karen Guz, ASHRAE Journal, Vol. 47, No. 6, June 2005, pages 54-56.
Great write-up of condensate’s potential and challenges.

“Harvesting Air-Conditioning Condensate in Jeddah, Saudi Arabia and Beyond” by Brad Lancaster

Alternative Water Sources: Supply-Side Solutions for Green Buildings
Scroll down to the Air-Conditioner Condensate section on this page for good info:

Rainwater Harvesting for Drylands and Beyond, Volume 1, 3rd Edition, by Brad Lancaster
Includes a table helping you estimate air-conditioner condensate, evaporative-cooler, and reverse-osmosis discharge volumes; Water-Energy-Carbon Nexus charts giving you energy and water consumption and carbon emission figures for condensate and other waters; and myriad tips on water-harvesting earthworks/rain gardens that passively and freely harvest condensate and other on-site waters to produce and enhance multiple on-site resources.

Rainwater Harvesting for Drylands and Beyond, Volume 2, 2nd Edition by Brad Lancaster
Step-by-step instruction on creating water-harvesting earthworks/raingardens utilizing condensate and many other on-site waters.

Water-Energy-Carbon Nexus data on condensate and other waters

Drops in a Bucket Blog

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Upcoming Events

  1. Online Rainwater Harvesting Course

    October 21 - December 5
  2. Water Harvesting Presentation & Book Signing with Brad Lancaster in Silver City, NM

    November 19 @ 6:00 pm - 7:30 pm
  3. ARCSA Conference in Las Vegas, Nevada

    December 2 - December 5
  4. Water Harvesting Presentation & Book Signing with Brad Lancaster in Las Vegas, NV

    December 2 @ 6:00 pm - 8:00 pm
  5. Spring 2020 – Permaculture Design Course, Tucson, AZ

    February 8, 2020

Umbrella Newsletter

The Umbrella: Summer 2019

THE UMBRELLA: A catch-all of resources, events, media, and more from Brad Lancaster   New, full color, revised editions of the award-winning books Rainwater Harvesting for Drylands and Beyond, Volumes 1 and 2 are now available for order and pre-order!   Buy direct from Brad for big discounts, and to help him fund the creation […]

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