Tanums nya avloppsreningsverk - Grebbestad, Sweden Wastewater Treatment Plant

Tanums nya avloppsreningsverk is a wastewater treatment plant located in Grebbestad, Tanum Municipality, Västra Götaland County, Sweden. It serves a population of 5,249 and is situated near the coast, reflecting the region's coastal character. The plant employs advanced treatment processes, meeting high standards for effluent quality. With a designed capacity of 12,000 m³/day and an actual discharge volume of 823.99 m³/day, it operates well within its capacity. As a Swedish facility, it complies with national regulations implementing the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates advanced treatment for sensitive areas. The treated effluent is discharged into the local watershed, ultimately reaching the Skagerrak sea. This coastal discharge supports the marine environment, which is ecologically sensitive and supports diverse aquatic life. The plant plays a key role in protecting the coastal waters of the Bohuslän archipelago.

The plant discharges into the local watershed that drains into the Skagerrak, a part of the North Sea. This coastal area is ecologically sensitive, supporting diverse marine life including fish, crustaceans, and seabirds. The advanced treatment ensures minimal nutrient and pollutant loading, helping to preserve water quality in the surrounding marine environment.