53 plants indexed. Showing 2 matching current filters.
Regional ARA Visp is a major wastewater treatment plant serving over 238,000 people in Visp, Valais, Switzerland. It operates under Swiss water protection regulations, ensuring treated effluent meets strict standards before discharge into the local w
Monthey CIMO is a major wastewater treatment plant in Monthey, Valais, Switzerland, serving a population of over 292,000. It operates under Swiss water protection regulations, discharging treated effluent into the Rhône River basin.
UtilityRadar indexes 53 wastewater treatment plants in Valais/Wallis, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, Monthey CIMO has the highest designed capacity at 1 m3/day.