ARA - Zwingen, BL, Switzerland - Wastewater Treatment Facilities on Waymarking.com

EN: The wastewater treatment facility of Zwingen is located in the plain on the eastern edge of the municipality.

It is the main facility of a special association of 15 municipalities in the districts of Laufen (BL) and Thierstein (SO) with a total of about 23,000 inhabitants.

The water is first biologically purified with the aid of microorganisms, then filtered in several stages and finally the remaining phosphate is chemically bound. The resulting biogas is used to heat the plant and covers about 80% of its electricity needs.

DE: Die Abwasserreinigungsanlage von Zwingen befindet sich in der Ebene am östlichen Gemeinderand.

Es ist die Hauptanlage eines Zweckverbands von 15 Gemeinden in den Bezirken Laufen (BL) und Thierstein (SO) mit zusammen etwa 23'000 Einwohnern.

Das Wasser wird zuersst mit Hilfe von Mikroorganismen biologisch gereinigt, danach in mehreren Stufen gefiltert und zuletzt wird das verbliebene Phosphat chemisch gebunden. Das dabei entstehende Biogas wird zur Heizung der Anlage genutzt und deckt etwa 80% ihres Strombedarfs.

What is the capacity of the facility?: wastewater equivalent of abount 23'000 inhabitants Describe the biological treatment technology used.: Rough filtering, aerobic micro-organisms, sedimentation tanks How are biosolids (sludge) managed?: The solids are transported to special facilities to burn them. What technology is used for disinfection prior to dicharge of treated water?: none Who is the owner/operator fo the facility?: Bau- und Umweltschutzdirektion Kanton Basel-Landschaft How is the facility governed?: Canton of Basel-Landschaft What is the website of the WWTP?: Not listed

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Please post at least 2 original photographs of the site. We would much rather see photos of the plant itself as opposed to the front office, but we also understand that security and site layout may limit your opportunities.

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