Overview
APPENZELLBOEDELI wastewater treatment plant serves Appenzell, Switzerland, in the canton of Appenzell Innerrhoden. It treats wastewater from approximately 12,425 people, operating under Swiss water protection regulations.
APPENZELLBOEDELI is a wastewater treatment plant located in Appenzell, a town in the canton of Appenzell Innerrhoden, Switzerland. The plant serves a population of about 12,425 people, making it a medium-sized agglomeration within the Swiss wastewater management system. Its address is 23, Mettlenstrasse, Ziel, Appenzell, 9050. As a Swiss plant, APPENZELLBOEDELI operates under the federal Waters Protection Act (Gewässerschutzgesetz) and the Waters Protection Ordinance (Gewässerschutzverordnung), which mandate advanced treatment for plants serving over 10,000 people. Swiss regulations typically require tertiary treatment including nutrient removal (nitrogen and phosphorus) for plants of this scale to protect sensitive water bodies. The plant discharges treated effluent into a local watercourse that ultimately drains into the Rhine River basin. The Rhine flows north through Switzerland, Germany, and the Netherlands before reaching the North Sea. This makes the plant's performance important for downstream water quality in one of Europe's major river systems.
Environmental context
APPENZELLBOEDELI discharges into a tributary of the Rhine River, which flows through the Alpine foothills of northeastern Switzerland. The Rhine is a major European waterway supporting diverse aquatic life and providing drinking water for millions. The plant's location in a mountainous region means receiving waters are sensitive to nutrient loading, which can affect downstream ecosystems including fish habitats and migratory corridors.
Frequently asked questions
APPENZELLBOEDELI is located at 23, Mettlenstrasse, Ziel, Appenzell, in the canton of Appenzell Innerrhoden, Switzerland.
The plant serves approximately 12,425 people, classifying it as a medium-sized agglomeration under Swiss wastewater regulations.
The plant discharges treated effluent into a local watercourse that flows into the Rhine River basin, ultimately reaching the North Sea.
The plant operates under the Swiss Waters Protection Act and Ordinance, which require advanced treatment including nutrient removal for plants serving over 10,000 people.
Swiss regulations mandate tertiary treatment with nitrogen and phosphorus removal for plants of this scale to protect sensitive water bodies like the Rhine.
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