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Project

CONSTRUCTION, EQUIPMENT, OPERATION, MAINTENANCE AND CONSERVATION OF A WASTEWATER TREATMENT PLANT IN THE STATE OF JALISCO.

Sector: Water and Environment


Last Revision

July 28, 2025
Short Name of the Project:
0840 WWTP El Ahogado
Type of Investment:
Brownfield
Subsector:
Water sanitation
Asset (s):
 Wastewater Treatment Plant 2,250 litres per second (l/s) 
Contract Currency:
Mexican Pesos MXN
Estimated Investment MXN:

858,934,707

Estimated Investment USD:

44,504,388

Exchange rate (USD/MXN) used by the Ministry of Finance for the economic plan 2026: $ 19.3
Contract Scope:
  Construction,  Equipment,  Operation,  Maintenance,  Conservation
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DESCRIPTION
The project consists of the construction, electromechanical equipment, functioning tests, operation, conservation and maintenance of a Wastewater Treatment Plant (WWTP) as well as the final disposal of biosolids generated.

LEGAL AND FINANCIAL STRUCTURE
Type of Project
  Public / Private
Type of Contract
  Provision of services
Term
20 years
Selection Process
Open Domestic Bidding
Details
Payment Source
Rate
Payment by the Comision Estatal del Agua de Jalisco, with a fixed component for investment, operation and maintenance, plus a variable component based on treated water volume.

STATUS
Stage
  Operation
Substage
  > 5 years of operation
RELEVANT DATES
Request for proposals/Announcement June 17, 2008
Proposals Reception October 21, 2008
Ruling November 20, 2008
Contract Signing December 10, 2008
Execution/Construction Starting Date November 06, 2009
Operation Starting Date May 16, 2012
Term of the Contract October 31, 2029
Contractor
Atlatec, Servicios de Agua Trident  
Major Contractor’s Shareholders
Mitsui & Co.

GEOLOCATION
State(s)
Jalisco   

SPONSOR
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Entity
State Government
Department
Comisión Estatal del Agua de Jalisco
WebsiteInstitutional Arrangement

SUSTAINABLE INFORMATION
imagen sostentabilidad
Sustainability Datasheet

PROJECT’S SUSTAINABILITY SUMMARY

The Project consists of a wastewater treatment plant and addresses one of the main problems of the Guadalajara Metropolitan Area, contamination by sanitary wastewater. The Project will improve the quality of the surface water in the area, and it will extend the life of the water.

* This summary was prepared based on the methodological framework defined by the Inter-American Development Bank (IDB) in the document entitled: “Attributes and Framework for Sustainable Infrastructure”, which is You can check Here.

Additionally, a brief explanation of the methodology and a summary of the questions applied can be consulted in this Document.

DOCUMENTS USED:

ADDITIONAL INFORMATION
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Source
Secretaría de Medio Ambiente y Recursos Naturales
Description
Federal government entity and sectorial authority responsible for establishing the necessary criteria and instruments to guarantee the protection, preservation, and use of natural resources, by developing an environmental policy that ensures sustainable growth.
ID
14JA2008H0007
Permits
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Source
Concessionaire / Related Company
Mitsui & Co

MULTIMEDIA
0839 Planta Desaladora de Ensenada 0841 PTAR Tanque Tenorio

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