📋 Tender Overview
After an evaluation with technical solidity and transparency, Senace approved the Fourth Modification of the detailed Environmental Impact Study (MEIA-d) of the La Arena Mining Unit, located in the districts of Huamachuco and Sanagoran, province of Sanchez Carrion, Libertad, presented by La Arena S.A. to promote the sustainable development of the region.
Through Directorial Resolution No. 00131-2025-SENACE-PE/DEAR of November 4, 2025, the project was given environmental viability, which involves a sustainable investment of more than US$ 153 million.
According to the evaluation, the company complied with the provisions of article 144 of the Environmental Protection and Management Regulations for Mining Exploitation, Beneficiation, General Work, Transportation and Storage Activities, approved by Supreme Decree No. 040-2014-EM.
Senace directed citizen participation mechanisms in all stages of the projects environmental certification process, to provide information and receive contributions from the populations involved.
The approval had the favorable binding technical opinion of the National Water Authority (ANA). Likewise, from the opinions of the Ministry of Agrarian Development and Irrigation (MIDAGRI) and the Ministry of Culture.
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About Senace
The National Environmental Certification Service for Sustainable Investments (Senace) is a specialized technical public body, attached to the Ministry of the Environment, that evaluates the environmental viability of the countrys large investment projects, with technical solidity and effective citizen participation.
For more information, write to us at comunicaciones@senace.gob.pe and follow us on Facebook, Twitter, Instagram, LinkedIn and YouTube.
