Generally, a donation to charity: water is, like all charitable donations, not refundable. charity: water may consider (in its absolute discretion) a refund if the donation was made accidentally or in some other extremely unusual circumstance if charity: water receives a written request within 48 hours of the donation.
Charitable donations to The Spring (billed monthly or annually) are non-refundable. No refunds will be issued for donations that are already made, but you can always choose not to renew your membership through your account settings.
charity: water will never issue a refund after the donated funds have been granted to a project. If a donation is refunded, the associated tax receipt is no longer truthful so you should shred it.