20Liters
Volunteer Signup
Your skills can solve the global water crisis.
We have at-home and in-person opportunities throughout the year.
Add yourself to our email list to get occasional notices about volunteer opportunities.
Want to build these life-changing filters?
You’re in the right place. Fill out the form below to get on our email list. We’ll notify you when builds are scheduled.
What's available today?
We post all our active volunteer needs on our website: https://20liters.org/volunteer
We list upcoming filter builds here:
https://make.20liters.org