Wastewater plants in Mexico

2,540 plants indexed.

Wastewater treatment in Mexico is operated by Comisión Nacional del Agua (CONAGUA) and local water utilities. Coverage has grown rapidly but remains uneven across the country. UtilityRadar indexes 2540 wastewater treatment plants in Mexico with a combined designed capacity of 879,569 m³/day. The largest plant on file is Lomita de Paso Blanco, treating 8,640 m³/day.

Wastewater treatment in Mexico is operated by Comisión Nacional del Agua (CONAGUA) and local water utilities. Coverage has grown rapidly but remains uneven across the country.

Plant directory coverage

UtilityRadar's directory currently lists 2,540 wastewater treatment plants across Mexico. Together these plants represent a combined designed capacity of approximately 879,569 m³/day.

Treatment levels

By treatment level, the directory contains 1807 secondary, 15 primary-treatment plants. Secondary treatment (typically activated sludge with biological nutrient removal) is the most common standard.

Largest plant

The largest plant indexed for Mexico is Lomita de Paso Blanco, with a designed capacity of 8,640 m³/day.

About our data

Plant records are aggregated from publicly available regulatory data (US EPA ECHO, EU UWWTD reporting, national water authority publications), augmented by direct operator information and verified via Google Maps coordinates. Each record includes location, treatment level, capacity where known, operator and operational status. To browse plants by treatment level worldwide, see our secondary and advanced filter views, or read our guide to how sewage treatment works.

2,540 plants

Los Cedros

Los Cedros, Colima

Los Cedros wastewater treatment plant in Manzanillo, Colima, Mexico, serves 1,095 people with secondary treatment. It discharges 103.68 thousand m³/year of treated wastewater.

Secondary 1,095 Low

Laguna de Canachi

Laguna de Canachi, Sinaloa

Laguna de Canachi wastewater treatment plant in Sinaloa, Mexico serves 1,795 people with secondary treatment. It discharges 233.28 cubic meters daily near the Pacific coast.

Secondary 1,795 Medium

Campo Cinco y Medio

Culiacán, Sinaloa

Campo Cinco y Medio is a secondary wastewater treatment plant in Culiacán, Sinaloa, Mexico, serving about 1,000 people. It discharges 95.04 cubic meters of treated effluent daily and is located within 10 km of the coast.

Secondary 1,004 Medium

Colonia Emancipacion

Colonia Emancipación, Sinaloa

Colonia Emancipacion wastewater treatment plant serves 1,459 people in Culiacán, Sinaloa, Mexico. It provides secondary treatment and discharges 250.56 thousand m³/year, located within 10 km of the coast.

Secondary 1,459 Medium

Campo Eureka

Campo Eureka, Sinaloa

Campo Eureka is a secondary wastewater treatment plant in Sinaloa, Mexico, serving about 1,000 people. It discharges 95.04 cubic meters of treated water daily and is located within 10 km of the coast.

Secondary 1,004 Medium

El Paraiso

Doroteo Arango, Sinaloa

El Paraiso wastewater treatment plant serves Doroteo Arango in Sinaloa, Mexico. It provides secondary treatment for a population of 1,004 and discharges 95.04 volume units of treated wastewater.

Secondary 1,004 Low

Ejido La Flor

Ejido La Flor, Sinaloa

Ejido La Flor wastewater treatment plant in Sinaloa, Mexico, serves 1,095 people with secondary treatment. It discharges 103.68 m³/day and is located within 10 km of the coast.

Secondary 1,095 Medium

Ejido Rebeca II

Leopoldo Sánchez Celis, Sinaloa

Ejido Rebeca II is a secondary wastewater treatment plant serving 1,369 people in Leopoldo Sánchez Celis, Sinaloa, Mexico. It discharges 129.60 cubic meters of treated wastewater daily.

Secondary 1,369 Medium

Ejido Seccion Alhuate

Culiacán, Sinaloa

Ejido Seccion Alhuate is a secondary wastewater treatment plant in Culiacán, Sinaloa, Mexico, serving 913 people. It discharges 86.40 m³/day and is located within 10 km of the coast.

Secondary 913 Medium

La Constancia

La Constancia, Sinaloa

La Constancia wastewater treatment plant in Sinaloa, Mexico, serves 913 people with secondary treatment. It discharges 86.40 m³/day and operates near the Pacific coast.

Secondary 913 Medium

Campo El Seis

Culiacán, Sinaloa

Campo El Seis is a secondary wastewater treatment plant in Culiacán, Sinaloa, Mexico, serving 1,278 people. It discharges 120.96 m³/day of treated effluent and is located within 10 km of the coast.

Secondary 1,278 Medium

Ejido Francisco Villa

Ejido Francisco Villa, Sinaloa

Ejido Francisco Villa wastewater treatment plant serves 2,099 people in Culiacán, Sinaloa, Mexico. It provides secondary treatment and discharges 198.72 volume units, located within 10 km of the coast.

Secondary 2,099 Medium

Las Arenitas

Culiacán, Sinaloa

Las Arenitas is a secondary wastewater treatment plant in Culiacán, Sinaloa, Mexico, serving a population of 1,429. It discharges 665.28 cubic meters of treated wastewater daily and is located within 10 km of the coast.

Secondary 1,429 Medium

Santa Cruz 2 Ivey

Mérida, Yucatán

Santa Cruz 2 Ivey is a secondary wastewater treatment plant in Mérida, Yucatán, Mexico, serving approximately 3,094 people. It discharges treated wastewater into the local watershed, contributing to the region's water management.

Secondary 3,094 Low

Aquaparque

Mérida, Yucatán

Aquaparque is a secondary wastewater treatment plant in Mérida, Yucatán, Mexico, serving 228 people with a discharge volume of 146.88 units.

Secondary 228 Low

Paseos de Opichen

Mérida, Yucatán

Paseos de Opichen is a secondary wastewater treatment plant in Mérida, Yucatán, Mexico, serving 228 people. It has a designed capacity of 829.44 m³/day and discharges 743.04 m³/day.

Secondary 228 Low

Fraccionamiento Villa Zona Dorada

Mérida, Yucatán

Fraccionamiento Villa Zona Dorada is a secondary wastewater treatment plant in Mérida, Yucatán, Mexico, serving approximately 1,095 people. It discharges treated wastewater inland, contributing to local water management in the Yucatán Peninsula.

Secondary 1,095 Low

Suclumpa

Salto de Agua, Chiapas

Suclumpa wastewater treatment plant in Salto de Agua, Chiapas, Mexico, serves 1,734 people with secondary treatment. It discharges 164.16 cubic meters daily, with a designed capacity of 172.80.

Secondary 1,734 Low

ChalchihuitAn

Chalchihuitán, Chiapas

Chalchihuitán wastewater treatment plant in Chiapas, Mexico, provides secondary treatment for a small population of 949, discharging 89.86 m³/day.

Secondary 949 Low

Bacubirito

Bacubirito, Sinaloa

Bacubirito wastewater treatment plant serves 1,356 people in Sinaloa, Mexico, with secondary treatment and a designed capacity of 224.64 m³/day.

Secondary 1,356 Low

Frequently asked

How many wastewater treatment plants are in Mexico?

UtilityRadar indexes 2540 wastewater treatment plants in Mexico, with treatment level, capacity, operator and discharge data on each record.

What is the largest wastewater treatment plant in Mexico?

Among the indexed plants, Paseos de Opichen has the highest designed capacity at 829 m3/day.

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