Join CoCoRaHS

Participating in CoCoRaHS requires three things:

  1. Registering as a reporting location (to register, visit and click on “Join CoCoRaHS” in the upper right corner of the page)
  2. Obtaining and installing an official CoCoRaHS 4-inch rain gauge (available only from two suppliers; follow the links on the CoCoRaHS website to view and purchase)
  3. Checking the gauge and filing daily precipitation reports through the CoCoRaHS website

An introductory slide show is available for viewing on the CoCoRaHS training page.