Overview
Domat/Ems Tuma Lunga wastewater treatment plant serves approximately 33,510 people in Domat/Ems, Graubünden, Switzerland. It operates under Swiss water protection regulations.
The Domat/Ems Tuma Lunga wastewater treatment plant is located in Domat/Ems, a municipality in the canton of Graubünden, Switzerland. It serves a population of around 33,510, placing it in the medium agglomeration category. The plant is situated inland, away from coastal areas, and its operations are integral to the local water management infrastructure. Under Swiss federal water protection law (Gewässerschutzgesetz), wastewater treatment plants serving populations over 10,000 are generally required to implement advanced treatment processes, including nutrient removal. Swiss regulations mandate high standards for effluent quality to protect sensitive alpine water bodies. It is expected to comply with national standards. The treated effluent from the plant likely discharges into the Rhine River basin, as Domat/Ems lies near the Rhine. The Rhine flows northward through Switzerland, eventually reaching the North Sea. The plant plays a crucial role in protecting the local aquatic ecosystem and downstream water quality, supporting biodiversity in the alpine and pre-alpine regions.
Environmental context
The plant's treated effluent likely enters the Rhine River, which flows through the Swiss plateau and into Lake Constance before continuing to the North Sea. The Rhine basin supports diverse aquatic life, including salmonid fish species, and is a vital water resource for millions. The plant's operations help maintain water quality in this ecologically sensitive alpine watershed, preventing nutrient pollution that could harm downstream ecosystems.
Frequently asked questions
The plant is located in Domat/Ems, a municipality in the canton of Graubünden, Switzerland, near the A13 highway.
The plant serves approximately 33,510 people, classifying it as a medium-sized agglomeration under Swiss and EU standards.
The treated wastewater is likely discharged into the Rhine River basin, which flows through Switzerland and eventually reaches the North Sea.
The plant operates under the Swiss Federal Water Protection Act (Gewässerschutzgesetz), which mandates advanced treatment for plants serving over 10,000 people to protect sensitive water bodies.
Swiss regulations require secondary treatment with nutrient removal (nitrogen and phosphorus) for plants of this scale to meet strict effluent standards for alpine rivers.
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