Wastewater plants in Mexico

2,540 plants indexed. Showing 728 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.

728 plants matching filters

Estacion Coahuila

Ciudad Coahuila, Baja California

Estacion Coahuila is a secondary wastewater treatment plant serving Ciudad Coahuila in Baja California, Mexico. It treats wastewater for approximately 8,853 residents with a discharge volume of 838.08 thousand cubic meters per year.

Secondary 8,853 Low

Los Humayes

Los Humayes, Sinaloa

Los Humayes wastewater treatment plant in Sinaloa, Mexico, serves a small population of 241 with secondary treatment. It discharges 51.84 cubic meters of treated wastewater daily.

Secondary 241 Low

El ChavarIn

El Chavarín, Colima

El Chavarín wastewater treatment plant in Colima, Mexico, serves 4,564 people with secondary treatment. It discharges 432.00 m³/day and is located within 10 km of the Pacific coast.

Secondary 4,564 Medium

El Alamo

El Álamo, Sinaloa

El Alamo wastewater treatment plant serves 621 people in El Álamo, Sinaloa, Mexico. It provides secondary treatment and discharges 58.75 volume units of treated wastewater.

Secondary 621 Low

Camalote

El Camalote, Sinaloa

Camalote wastewater treatment plant serves the community of El Camalote in Sinaloa, Mexico. It provides secondary treatment and discharges treated wastewater into the local watershed.

Secondary 2,738 Low

Nustar

Emiliano Zapata, Morelos

Nustar wastewater treatment plant serves Emiliano Zapata, Morelos, Mexico, with secondary treatment for a population of 6,389. It discharges 604.80 cubic meters of treated wastewater daily.

Secondary 6,389 Low

Arroyo Seco

Arroyo Seco, Querétaro

Arroyo Seco wastewater treatment plant in Querétaro, Mexico, serves about 1,013 people with secondary treatment. It discharges 95.90 cubic meters of treated wastewater daily.

Secondary 1,013 Low

La Escondida

La Escondida, Guanajuato

La Escondida wastewater treatment plant in Guanajuato, Mexico, serves 1,837 people with secondary treatment. It discharges 294.62 cubic meters per day, operating under Mexico's national water regulations.

Secondary 1,837 Low

Gachupines

Gachupines, Guanajuato

Gachupines wastewater treatment plant in Guanajuato, Mexico, serves 851 people with secondary treatment. It discharges 167.62 volume units into the local watershed.

Secondary 851 Low

Estancia de Los Sapos

León, Guanajuato

Estancia de Los Sapos is a secondary treatment plant serving 758 people in León, Guanajuato, Mexico. It discharges 71.71 volume units and operates under Mexican wastewater regulations.

Secondary 758 Low

Providencia Uno

León, Guanajuato

Providencia Uno is a secondary wastewater treatment plant in León, Guanajuato, Mexico, serving approximately 1,825 people with a design capacity of 183.17 cubic meters per day.

Secondary 1,825 Low

Lomo de Buenavista

Doctor Mora, Guanajuato

Lomo de Buenavista wastewater treatment plant serves the community of Doctor Mora in Guanajuato, Mexico. It provides primary treatment for a population of 1,460 with a designed capacity of 138.24 cubic meters.

Primary 1,460 Low

Santa MarIa del RIo

Santa María del Río, San Luis Potosí

Santa María del Río wastewater treatment plant in San Luis Potosí, Mexico, serves about 9,100 people with secondary treatment. It discharges 864 m³/day of treated wastewater, operating under Mexico's national water regulations.

Secondary 9,127 Low

Milpas Viejas

Tecuala, Nayarit

Milpas Viejas wastewater treatment plant in Tecuala, Nayarit, Mexico, serves 2,282 people with secondary treatment. It discharges 216 m³/day and has a designed capacity of 429.41 m³/day.

Secondary 2,282 Low

Alfonso G Calderon Velarde

Alfonso G. Calderón Velarde, Sinaloa

Alfonso G Calderon Velarde wastewater treatment plant serves 3,560 people in Sinaloa, Mexico. It operates with secondary treatment and has a designed capacity of 336.96 volume units.

Secondary 3,560 Low

Potrero de Los SAnchez

Potrero de los Sánchez, Sinaloa

Potrero de Los Sánchez wastewater treatment plant in Sinaloa, Mexico, serves 1,821 people with secondary treatment. It discharges 181.44 cubic meters daily, located within 10 km of the coast.

Secondary 1,821 Medium

Santiago

Santiago, Baja California Sur

Santiago wastewater treatment plant in Baja California Sur, Mexico, serves 1,524 people with secondary treatment. It discharges 144.29 cubic meters per day into local water bodies.

Secondary 1,524 Low

La Ribera

La Ribera, Baja California Sur

La Ribera wastewater treatment plant in Baja California Sur, Mexico, serves about 3,000 people with secondary treatment. It discharges 302.40 cubic meters daily, operating near the coast.

Secondary 2,998 Medium

Alhuey

Alhuey, Sinaloa

Alhuey wastewater treatment plant in Sinaloa, Mexico, serves 4,290 people with secondary treatment. It discharges 406.08 thousand m³/year of treated effluent into local waterways.

Secondary 4,290 Low

Huehuetan

Azoyú, Guerrero

Huehuetan wastewater treatment plant in Azoyú, Guerrero, Mexico, serves approximately 5,500 people with secondary treatment. It discharges 518.40 cubic meters of treated wastewater daily.

Secondary 5,476 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 CEAG Guanajuato. UtilityRadar's records show 5 plants linked to this operator.

What is the largest wastewater treatment plant in Mexico?

Among the indexed plants, Estacion Coahuila has the highest designed capacity at 1,728 m3/day.

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