Overview
Simsholmens ARV is a municipal wastewater treatment plant serving Jönköping, Sweden. It treats wastewater for approximately 89,000 people, discharging into the local watershed.
Simsholmens ARV is a municipal wastewater treatment plant located in Jönköping, Sweden. It serves a population of approximately 89,016 people, classifying it as a large agglomeration under the EU Urban Waste Water Treatment Directive (91/271/EEC). The plant is situated near the southern shore of Lake Vättern, one of Sweden's largest lakes. As a large agglomeration, the plant is expected to provide at least secondary treatment, with tertiary treatment required if discharging into sensitive areas. The plant's designed capacity is 1.00 (likely in thousands of cubic meters per day or similar units), indicating a substantial infrastructure. The plant operates under Swedish environmental regulations, which implement the EU directive and are enforced by county administrative boards. The treated effluent from Simsholmens ARV likely discharges into a watercourse that flows into Lake Vättern, which ultimately drains via the Motala ström river into the Baltic Sea. Lake Vättern is a large, deep lake with significant ecological value, supporting diverse aquatic life and serving as a drinking water source for many communities. The plant plays a crucial role in protecting the lake's water quality.
Environmental context
Simsholmens ARV discharges into the local watershed that feeds Lake Vättern, Sweden's second-largest lake. Lake Vättern is an oligotrophic lake with high water quality, supporting cold-water fish species and providing drinking water. The lake drains via the Motala ström river into the Baltic Sea. Protecting this sensitive ecosystem requires advanced treatment to control nutrient inputs, particularly phosphorus, which can cause eutrophication.
Frequently asked questions
Simsholmens ARV is located in Jönköping, Sweden, near the southern shore of Lake Vättern.
The plant serves approximately 89,016 people, classifying it as a large agglomeration under EU regulations.
The treated effluent is discharged into the local watershed, which flows into Lake Vättern, and eventually via the Motala ström river to the Baltic Sea.
The plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires at least secondary treatment for large agglomerations, with potential tertiary treatment for sensitive areas like Lake Vättern.
In Sweden, plants of this scale typically provide secondary biological treatment with nutrient removal (nitrogen and phosphorus) to meet stringent discharge limits, especially when discharging into sensitive lakes like Vättern.
Nearby plants