Kläranlage Walpershofen (Q104414729)

• matcher place: Saarland (relation 62372), Regionalverband Saarbrücken (relation 62651)
• view on Wikidata
• Wikimedia Commons
• Overpass query: show query – Overpass Turbo

  [timeout:300][out:json];
  (
      node(around:1000,49.31854,6.91470)["man_made"="wastewater_plant"][name];
      way(around:1000,49.31854,6.91470)["man_made"="wastewater_plant"][name];
      rel(around:1000,49.31854,6.91470)["man_made"="wastewater_plant"][name];
  );
  out center tags;

matches

login to upload wikidata tags

found a single match candidate

Search criteria from Wikidata

view with query.wikidata.org