Wastewater plants in Mexico

2,540 plants indexed. Showing 2,125 matching current filters.

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.

2,125 plants matching filters

La Florida

Ejido Tierra y Libertad Número Dos, Sinaloa

La Florida wastewater treatment plant in Ejido Tierra y Libertad Número Dos, Sinaloa, Mexico, serves a small population of 1,095 with secondary treatment. It discharges 103.68 thousand cubic meters annually.

Secondary 1,095 Low

San Miguel de las Mesas

San Miguel de las Mesas, Sinaloa

San Miguel de las Mesas wastewater treatment plant in Sinaloa, Mexico provides secondary treatment for a small community of 548 people, discharging 51.84 m³/day.

Secondary 548 Low

Zavala

Zavala, Sinaloa

Zavala wastewater treatment plant in Sinaloa, Mexico serves 1,460 people with secondary treatment. It discharges 138.24 cubic meters of treated wastewater daily, operating at 84% of its 164.16 m³/day design capacity.

Secondary 1,460 Low

Joyitas

Villa de Álvarez, Colima

Joyitas wastewater treatment plant in Villa de Álvarez, Colima, Mexico, serves a small population of 639 with secondary treatment. It discharges 60.48 volume units daily, operating at 70% of its designed capacity of 86.40.

Secondary 639 Low

El Chivato

El Chivato, Colima

El Chivato wastewater treatment plant serves 730 people in Villa de Álvarez, Colima, Mexico. It provides secondary treatment and discharges 69.12 cubic meters per day.

Secondary 730 Low

La Lima y Nuevo Naranjal

El Nuevo Naranjal, Colima

La Lima y Nuevo Naranjal is a secondary wastewater treatment plant serving 821 people in El Nuevo Naranjal, Colima, Mexico. It discharges 77.76 cubic meters of treated wastewater daily.

Secondary 821 Low

Huizcolote II

El Huizcolote, Colima

Huizcolote II is a secondary wastewater treatment plant in El Huizcolote, Colima, Mexico, serving a population of 274. It discharges 25.92 megaliters of treated wastewater annually.

Secondary 274 Low

Huizcolote I

El Huizcolote, Colima

Huizcolote I is a secondary wastewater treatment plant in El Huizcolote, Colima, Mexico, serving a small population of 274. It discharges 25.92 m³/day of treated effluent.

Secondary 274 Low

Palmillas

Palmillas, Colima

Palmillas wastewater treatment plant in Colima, Mexico serves 1,825 people with secondary treatment. It discharges 172.80 m³/day of treated wastewater.

Secondary 1,825 Low

Colonia Higueras

Cuauhtémoc, Colima

Colonia Higueras wastewater treatment plant in Cuauhtémoc, Colima, Mexico, serves 1,369 people with secondary treatment. It discharges 129.60 m³/day and has a designed capacity of 432.00 m³/day.

Secondary 1,369 Low

Colonia Ivecol

Cuauhtémoc, Colima

Colonia Ivecol wastewater treatment plant serves Cuauhtémoc, Colima, Mexico, with secondary treatment and a capacity of 432 m³/day, protecting local water resources.

Secondary 3,503 Low

MontitlAn

Montitlán, Colima

Montitlán wastewater treatment plant in Colima, Mexico serves 548 people with secondary treatment. It discharges 51.84 m³/day of treated wastewater, operating under Mexican water quality regulations.

Secondary 548 Low

El Remudadero

Los Colomos, Colima

El Remudadero wastewater treatment plant in Los Colomos, Colima, Mexico, serves a small population of 365 with secondary treatment. It discharges 34.56 cubic meters per day, operating under Mexico's national water regulations.

Secondary 365 Low

UABC

Mexicali, Baja California

UABC wastewater treatment plant in Mexicali, Baja California, Mexico, serves 1,643 people with secondary treatment. It discharges 155.52 cubic meters of treated wastewater daily.

Secondary 1,643 Low

Palestina

Jaltenango, Chiapas

Palestina wastewater treatment plant in Jaltenango, Chiapas, Mexico, provides secondary treatment for a population of 3,651. It discharges 345.60 cubic meters of treated wastewater daily.

Secondary 3,651 Low

Santo Domingo

Santo Domingo, Chiapas

Santo Domingo wastewater treatment plant in Chiapas, Mexico, serves a small population of 146 with secondary treatment. It discharges 13.82 units of treated wastewater, with a designed capacity of 2246.40 units.

Secondary 146 Low

Villa Antigua

San Luis Potosí, San Luis Potosí

Villa Antigua wastewater treatment plant serves 2,282 people in San Luis Potosí, Mexico, with secondary treatment. It discharges 518.40 m³/day of treated wastewater, operating under Mexican water quality regulations.

Secondary 2,282 Low

Cinco de Mayo

Gómez Farías, Tamaulipas

Cinco de Mayo wastewater treatment plant in Gómez Farías, Tamaulipas, Mexico, serves 1,582 people with secondary treatment. It discharges 203.04 m³/day of treated wastewater, with a designed capacity of 604.80 m³/day.

Secondary 1,582 Low

AhuacatlAn de Guadalupe

Pinal de Amoles, Querétaro

Ahuacatlán de Guadalupe secondary wastewater treatment plant serves Pinal de Amoles, Querétaro, Mexico. It treats municipal wastewater for a population of 3,742 with a designed capacity of 345.60 m³/day.

Secondary 3,742 Low

XichU

Xichú, Guanajuato

Xichú wastewater treatment plant in Guanajuato, Mexico, serves 4,219 people with secondary treatment. It discharges 432 cubic meters per day into local waterways.

Secondary 4,219 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.

Who operates wastewater treatment in Mexico?

Among the plants on this page, the most-referenced operator is CEA Querétaro. UtilityRadar's records show 1 plant linked to this operator.

What is the largest wastewater treatment plant in Mexico?

Among the indexed plants, Santo Domingo has the highest designed capacity at 2,246 m3/day.

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