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Ero Copper files Technical Report for Vale do Curaçá Property

Technical Reports (NI 43-101)

TSX: ERO

1 Ero Copper Corp

625 Howe Street | Suite 1050 | Vancouver | BC | V6C 2T6 | Canada

JANUARY 14, 2021

Ero Copper files Technical Report for Vale do Curaçá Property

Vancouver, British Columbia – Ero Copper Corp. (the “Company”) (TSX: ERO) announces

that it has filed the 2020 Technical Report for the Vale do Curaçá Property for the increase in

mineral reserves and mineral resources previously announced on November 30, 2020.

The Technical Report was prepared in accordance with the Canadian Se curities Administrator’s

National Instrument 43-101 – Standards of Disclosure for Mineral Projects, and can be found on

the Company’s website (www.erocopper.com) and on SEDAR (www.sedar.com).

ABOUT ERO COPPER CORP

Ero Copper Corp, headquartered in Vancouver, B.C., is focused on copper production growth from

the Vale do Curaçá Property, located in Bahia, Brazil. The Company's primary asset is a 99.6%

interest in the Brazilian copper mining company, MCSA , 100% owner of the Vale do Curaçá

Property with over 40 years of operating history in the region. The Company currently mines

copper ore from the Pilar and Vermelhos underground mines. In addition to the Vale do Curaçá

Property, MCSA owns 100% of the Boa Esperanç a development project, an IOCG -type copper

project located in Pará, Brazil and the Company owns 97.6% of the NX Gold Mine, an operating

gold and silver mine located in Mato Grosso, Brazil. Additional information on the Company and

its operations, including technical reports on the Vale do Curaçá, Boa Esperanç a and NX Gold

properties, can be found on the Company's website (www.erocopper.com) and on SEDAR

(www.sedar.com).

TSX: ERO

2 Ero Copper Corp

625 Howe Street | Suite 1050 | Vancouver | BC | V6C 2T6 | Canada

ERO COPPER CORP.

Signed: “David Strang” For further information contact:

David Strang, CEO Makko DeFilippo, President

(604) 429-9244

[email protected]