The Mexican state with the largest number of reverse osmosis plants – including both plants with and without water softener – is Zacatecas, with a total of *** plants as of December 2023. This was closely followed by Coahuila de Zaragoza, at some *** plants. That year, Mexico had a total of ***reverse osmosis treatment plants installed across the country.
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Comisión Nacional del Agua. (January 21, 2025). Number of reverse osmosis drinking water treatment plants in Mexico as of December 2023, by state [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/1384756/number-of-reverse-osmosis-treatment-plants-by-state-mexico/
Comisión Nacional del Agua. "Number of reverse osmosis drinking water treatment plants in Mexico as of December 2023, by state." Chart. January 21, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/1384756/number-of-reverse-osmosis-treatment-plants-by-state-mexico/
Comisión Nacional del Agua. (2025). Number of reverse osmosis drinking water treatment plants in Mexico as of December 2023, by state. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/1384756/number-of-reverse-osmosis-treatment-plants-by-state-mexico/
Comisión Nacional del Agua. "Number of Reverse Osmosis Drinking Water Treatment Plants in Mexico as of December 2023, by State." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 21 Jan 2025, /statistics/1384756/number-of-reverse-osmosis-treatment-plants-by-state-mexico/
Comisión Nacional del Agua, Number of reverse osmosis drinking water treatment plants in Mexico as of December 2023, by state ÌÇÐÄÆƽâ°æ, /statistics/1384756/number-of-reverse-osmosis-treatment-plants-by-state-mexico/ (last visited July 31, 2026)
Number of reverse osmosis drinking water treatment plants in Mexico as of December 2023, by state [Graph], Comisión Nacional del Agua, January 21, 2025. [Online]. Available: /statistics/1384756/number-of-reverse-osmosis-treatment-plants-by-state-mexico/
