GUGGISBERG SANGERENBODEN Wastewater Treatment Plant, Guggisberg, Switzerland

GUGGISBERG SANGERENBODEN is a secondary wastewater treatment plant located in the village of Sangernboden, part of the municipality of Guggisberg in the canton of Bern, Switzerland. The plant serves a small population of 150 people and has a designed capacity of 350 cubic meters per day, with an actual discharge volume of 68.09 cubic meters per day. It operates under Swiss water protection regulations, which require secondary treatment for small agglomerations to protect sensitive water bodies. The plant provides secondary treatment, which typically involves biological processes to reduce organic matter and suspended solids. As a small facility in a rural alpine setting, it plays a key role in maintaining local water quality. Swiss regulations, aligned with the EU Urban Waste Water Treatment Directive, mandate appropriate treatment levels based on the sensitivity of receiving waters. The treated effluent is discharged into local streams that drain into the Sense River, a tributary of the Aare River, which ultimately flows into the Rhine River and the North Sea. The plant helps protect the aquatic ecosystem of the Sense and Aare rivers, which support diverse fish populations and are important for regional biodiversity.

The plant discharges into small streams in the Bernese Oberland, which flow into the Sense River, a tributary of the Aare River. The Aare joins the Rhine, which drains into the North Sea. The local watershed is ecologically sensitive, supporting diverse aquatic life including brown trout and other cold-water species. The plant's secondary treatment helps reduce nutrient and organic pollution, protecting downstream water quality in this alpine region.