2 plants indexed.
Herisauschwaenberg wastewater treatment plant in Herisau, Switzerland, serves a small population of 107. It provides secondary treatment and discharges 48.57 m³/day, operating under Swiss water protection regulations.
HERISAUSAUM is a secondary treatment plant serving 135 people in Herisau, Appenzell Ausserrhoden, Switzerland. It discharges 61.28 m³/day of treated wastewater into the local watershed.
UtilityRadar indexes 2 wastewater treatment plants in Herisau, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, HERISAUSAUM has the highest designed capacity at 317 m3/day.