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Project

Construction of a desalination plant in Rosarito, Baja California.

Sector: Water and Environment


Last Revision

October 27, 2025
Macroproject:
Infrastructure Projects of the National Water Plan
Short Name of the Project:
0964 Rosarito desalination plant
Type of Investment:
Greenfield
Subsector:
Water Supply
Asset (s):
 Desalinisation Plant 2,200 litres per second (l/s) 
Contract Currency:
Mexican Pesos MXN
Estimated Investment MXN:

11,048,030,000

Estimated Investment USD:

597,190,810

Banobras, Fonadin involvement Banobras/Fonadin involvement

Exchange rate (USD/MXN) used by the Ministry of Finance for the economic plan 2025: $ 18.5
Contract Scope:
  Construction
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DESCRIPTION
The project involves the construction of a first 2,200 l/s module for the water treatment plant, using seawater desalination in Playas de Rosarito. The desalination plant will meet the water needs of Playas de Rosarito and the southwest area of ​​Tijuana, benefiting 994,000 residents.

Components:
1. Water Treatment Plant
2. Conveyance Line
3. Storage Tank

LEGAL AND FINANCIAL STRUCTURE
Type of Contract
  Public Works
Selection Process
International Open Tender
Payment Source
Budgetary

STATUS
Stage
  Bidding
Substage
  Proposal Development
RELEVANT DATES
Request for proposals/Announcement October 08, 2025
Proposals Reception November 06, 2025
Ruling November 11, 2025
Execution/Construction Starting Date November 12, 2025
Term of the Contract December 2028

GEOLOCATION
State(s)
Baja California   

SPONSOR
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Entity
State Government
Department
Subdirección General de Agua Potable, Drenaje y Saneamiento
WebsiteInstitutional Arrangement

ADDITIONAL INFORMATION
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Source
Compras MX
Description
Compras MX is the Digital Public Procurement Platform of the Federal Public Administration, where anyone can access information about the purchases made by the Government of Mexico to support its operations for the benefit of all.
ID
LO-16-B00-016B00985-N-230-2025
Tendering Process
ID
LO-16-B00-016B00985-N-225-2025
Supervision
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Source
State Government
ID
16PPO-PED|CG|STG1
State Water Program
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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
02BC2024H0042
Environmental Impact Statement
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Source
Diario Oficial de la Federación
Description
A Constitutional Government of the United Mexican States Body, which has the function of publishing in the national territory: laws, regulations, agreements, circulars, orders and other acts issued by the powers of the Federation.
Coordination agreement

MULTIMEDIA

REMARKS
A Coordination Agreement between the Ministry of Environment and Natural Resources, through the National Water Commission, and the State of Baja California was published in the Official Gazette of the Federation. The agreement aims to combine resources and actions for the execution of the Rosarito Desalination Plant Project. This agreement can be found in the More Information section.

ID: 2516B000072
0963 CFE: 209 SE 1212 Sur – Peninsular (10a. fase) 0965 Autopista Entronque 75D-Matehuala

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