Exhibit 16.1

Ernst & Young LLP One Commerce Square Suite 700 2005 Market Street Philadelphia, PA 19103 Tel: +1 215 448 5000 Fax: +1 215 448 5500 ey.com    

May 10, 2024

Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

Commissioners:

We have read Item 4.01 of Form 8-K dated May 10, 2024, of Clearway Energy LLC and are in agreement with the statements contained in the first, second and third paragraphs therein. We have no basis to agree or disagree with other statements of the registrant contained therein.

/s/ Ernst & Young LLP

A member firm of Ernst & Young Global Limited