EXHIBIT 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement of Aqua Metals, Inc. on Form S-3 of our report dated February 28, 2019, with respect to our audit of the consolidated financial statements of Aqua Metals, Inc. as of December 31, 2018. We also consent to the reference to our Firm under the heading “Experts” in such Prospectus.
/s/ Armanino LLP
San Ramon, California
November 22, 2019
