2 plants indexed.
DOLNA wastewater treatment plant serves Jastrzębie-Zdrój, Poland, with a population equivalent of 9,284. The facility operates under Polish regulations implementing the EU Urban Waste Water Treatment Directive.
RUPTAWA wastewater treatment plant serves Jastrzębie-Zdrój, Poland, with a population equivalent of 79,472. It operates under EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations of this scale.