ERO.TO · 2024-10-16 12:00:00

Ero Copper Confirms Full Power Restoration at the Tucumã Operation

Corporate Updates

October 16, 2024

Vancouver, British Columbia – Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the

“Company”) is pleased to confirm that full power has been restored at its Tucumã Operation

following a temporary disruption caused by a severe localized windstorm in the southwest

region of the Carajás Mineral Province in Pará State, Brazil on October 5, 2024. With power

now restored, the Company has safely resumed the ramp-up of milling, flotation, and

filtration circuits within the processing plant.

ABOUT ERO COPPER CORP

Ero is a high-margin, high-growth, low carbon-intensity copper producer with operations in

Brazil and corporate headquarters in Vancouver, B.C. The Company's primary asset is a

99.6% interest in the Brazilian copper mining company, Mineração Caraíba S.A. ("MCSA"),

100% owner of the Company's Caraíba Operations (formerly known as the MCSA Mining

Complex), which are located in the Curaçá Valley, Bahia State, Brazil and include the Pilar

and Vermelhos underground mines and the Surubim open pit mine, and the Tucumã

Operation (formerly known as Boa Esperança), an open pit copper mine located in Pará,

Brazil. The Company also owns 97.6% of NX Gold S.A. ("NX Gold") which owns the

Xavantina Operations (formerly known as the NX Gold Mine), comprised of an operating gold

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

operations, including technical reports on the Caraíba Operations, Xavantina Operations and

Tucumã Operation, can be found on SEDAR+ (www.sedarplus.ca/landingpage/) and on

EDGAR (www.sec.gov). The Company’s shares are publicly traded on the Toronto Stock

Exchange and the New York Stock Exchange under the symbol “ERO”.

FOR MORE INFORMATION, PLEASE CONTACT

Courtney Lynn, SVP, Corporate Development, Investor Relations & Sustainability

(604) 335-7504

TSX: ERO

NYSE: ERO

1 Ero Copper Corp