{"query":{"parameter":"perfluorooctane sulfonic acid","place":"DE","medium":null,"statistic":null,"kind":null},"searched":{"places":["DE","EU"],"parameter_keys":["cas:1763-23-1","name:somma di pfas","name:somme des substances alkylees per et polyfluorees","name:sum of pfas","name:sum of the concentration of 25 per- and polyfluoroalkyl substances","name:summe pfas-20","name:summe pfas-4","cas:45298-90-6","name:perfluorooctane sulfonate"],"names_matched":[["perfluorooctane sulfonic acid","cas:1763-23-1"],["perfluorooctane sulfonic acid","name:somma di pfas"],["perfluorooctane sulfonic acid","name:somme des substances alkylees per et polyfluorees"],["perfluorooctane sulfonic acid","name:sum of pfas"],["perfluorooctane sulfonic acid","name:sum of the concentration of 25 per- and polyfluoroalkyl substances"],["perfluorooctane sulfonic acid","name:summe pfas-20"],["perfluorooctane sulfonic acid","name:summe pfas-4"],["acide perfluo rooctanesulfonique et ses derives pfos","cas:45298-90-6","pfos"],["perfluoroctane sulfonate pfos","name:perfluorooctane sulfonate","pfos"],["perfluorooctane sulfonate pfos","cas:45298-90-6","pfos"],["perfluorooctane sulfonate pfos","name:perfluorooctane sulfonate","pfos"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":9,"offset":0,"returned":9,"next_offset":null,"rows":[{"id":"cea34075d0ae744d","parameter":"Perfluoroktansulfonsäure (PFOS)","value":"0,1","value_num":0.1,"unit":"µg/l","direction":"max","kind":"threshold","medium":"soil","level":"national","parameter_key":"cas:1763-23-1","place":["DE"],"conditions":["Wirkungspfad Boden-Grundwasser"],"cite":{"instrument":"de_bbodschv_pfas","title":"Bundes-Bodenschutz- und Altlastenverordnung (BBodSchV), Anlage 2 Tabelle 3 — Prüfwerte, Wirkungspfad Boden-Grundwasser","issuer":"Bundesregierung","edition":"Bundes-Bodenschutz- und Altlastenverordnung (BBodSchV) Anlage 2","source_url":"https://www.gesetze-im-internet.de/bbodschv_2023/anlage_2.html","source_sha256":"1d9c68ab814b95e8a49a7e8c301dc9564612c401ea967e505477f24e89a36615","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Tabelle 3: Prüfwerte für organische Stoffe für den Wirkungspfad Boden-Grundwasser am Ort der Probennahme und im Sickerwasser am Ort der Beurteilung","page":null,"quote":"Perfluoroktansulfonsäure (PFOS) 0,1","column":"valeur"}},{"id":"1f0c23ac543b935a","parameter":"Perfluoroktansulfansäure und ihre Derivate (PFOS)","value":"0,00065","value_num":0.00065,"unit":"µg/l","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:1763-23-1","place":["DE"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"de_ogewv_anl8","title":"Oberflächengewässerverordnung (OGewV) 2016, Anlage 8 Tabelle 2 — Umweltqualitätsnormen zur Beurteilung des chemischen Zustands (prioritäre Stoffe)","issuer":null,"edition":"Fundstelle: BGBl. I 2016,1424 - 1431","source_url":"https://www.gesetze-im-internet.de/ogewv_2016/anlage_8.html","source_sha256":"a008b8a7e68eb38101cdc6f028f2420c22d03804953cf75f33288789997d1284","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Anlage 8 Tabelle 2 Nr. 35, JD-UQN oberirdische Gewässer ohne Übergangsgewässer","page":null,"quote":"35 Perfluoroktansulfansäure und ihre Derivate (PFOS) 1763-23-1 0,00065 0,00013 36 7,2 9,1"}},{"id":"d7375b888e602284","parameter":"Perfluoroktansulfansäure und ihre Derivate (PFOS)","value":"0,00013","value_num":0.00013,"unit":"µg/l","statistic":"annual_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:1763-23-1","place":["DE"],"conditions":["receiving_water is marine"],"cite":{"instrument":"de_ogewv_anl8","title":"Oberflächengewässerverordnung (OGewV) 2016, Anlage 8 Tabelle 2 — Umweltqualitätsnormen zur Beurteilung des chemischen Zustands (prioritäre Stoffe)","issuer":null,"edition":"Fundstelle: BGBl. I 2016,1424 - 1431","source_url":"https://www.gesetze-im-internet.de/ogewv_2016/anlage_8.html","source_sha256":"a008b8a7e68eb38101cdc6f028f2420c22d03804953cf75f33288789997d1284","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Anlage 8 Tabelle 2 Nr. 35, JD-UQN Übergangsgewässer und Küstengewässer","page":null,"quote":"35 Perfluoroktansulfansäure und ihre Derivate (PFOS) 1763-23-1 0,00065 0,00013 36 7,2 9,1"}},{"id":"56b012b2354213eb","parameter":"Perfluoroktansulfansäure und ihre Derivate (PFOS)","value":"36","value_num":36,"unit":"µg/l","statistic":"instant","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:1763-23-1","place":["DE"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"de_ogewv_anl8","title":"Oberflächengewässerverordnung (OGewV) 2016, Anlage 8 Tabelle 2 — Umweltqualitätsnormen zur Beurteilung des chemischen Zustands (prioritäre Stoffe)","issuer":null,"edition":"Fundstelle: BGBl. I 2016,1424 - 1431","source_url":"https://www.gesetze-im-internet.de/ogewv_2016/anlage_8.html","source_sha256":"a008b8a7e68eb38101cdc6f028f2420c22d03804953cf75f33288789997d1284","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Anlage 8 Tabelle 2 Nr. 35, ZHK-UQN oberirdische Gewässer ohne Übergangsgewässer","page":null,"quote":"35 Perfluoroktansulfansäure und ihre Derivate (PFOS) 1763-23-1 0,00065 0,00013 36 7,2 9,1"}},{"id":"678f30e59e85a0ec","parameter":"Perfluoroktansulfansäure und ihre Derivate (PFOS)","value":"7,2","value_num":7.2,"unit":"µg/l","statistic":"instant","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:1763-23-1","place":["DE"],"conditions":["receiving_water is marine"],"cite":{"instrument":"de_ogewv_anl8","title":"Oberflächengewässerverordnung (OGewV) 2016, Anlage 8 Tabelle 2 — Umweltqualitätsnormen zur Beurteilung des chemischen Zustands (prioritäre Stoffe)","issuer":null,"edition":"Fundstelle: BGBl. I 2016,1424 - 1431","source_url":"https://www.gesetze-im-internet.de/ogewv_2016/anlage_8.html","source_sha256":"a008b8a7e68eb38101cdc6f028f2420c22d03804953cf75f33288789997d1284","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Anlage 8 Tabelle 2 Nr. 35, ZHK-UQN Übergangsgewässer und Küstengewässer","page":null,"quote":"35 Perfluoroktansulfansäure und ihre Derivate (PFOS) 1763-23-1 0,00065 0,00013 36 7,2 9,1"}},{"id":"610a89425a43a1bc","parameter":"Perfluoroktansulfansäure und ihre Derivate (PFOS)","value":"9,1","value_num":9.1,"unit":"µg/kg Nassgewicht","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:1763-23-1","place":["DE"],"conditions":["Biota-UQN: bezieht sich auf Fische, sofern nicht anders vermerkt (Fußnote 2)"],"cite":{"instrument":"de_ogewv_anl8","title":"Oberflächengewässerverordnung (OGewV) 2016, Anlage 8 Tabelle 2 — Umweltqualitätsnormen zur Beurteilung des chemischen Zustands (prioritäre Stoffe)","issuer":null,"edition":"Fundstelle: BGBl. I 2016,1424 - 1431","source_url":"https://www.gesetze-im-internet.de/ogewv_2016/anlage_8.html","source_sha256":"a008b8a7e68eb38101cdc6f028f2420c22d03804953cf75f33288789997d1284","fetched_at":"2026-10-10","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Anlage 8 Tabelle 2 Nr. 35, Biota-UQN Oberflächengewässer","page":null,"quote":"35 Perfluoroktansulfansäure und ihre Derivate (PFOS) 1763-23-1 0,00065 0,00013 36 7,2 9,1"}},{"id":"8fa3de06b4b6530f","parameter":"Summe PFAS-20","value":"0,000 10","value_num":0.0001,"unit":"mg/l","direction":"max","kind":"limit","medium":"drinking_water","level":"national","sum_of":{"members":["Perfluorbutansäure (PFBA)","Perfluorpentansäure (PFPeA)","Perfluorhexansäure (PFHxA)","Perfluorheptansäure (PFHpA)","Perfluoroctansäure (PFOA)","Perfluornonansäure (PFNA)","Perfluordecansäure (PFDA)","Perfluorundecansäure (PFUnDA)","Perfluordodecansäure (PFDoDA)","Perfluortridecansäure (PFTrDA)","Perfluorbutansulfonsäure (PFBS)","Perfluorpentansulfonsäure (PFPeS)","Perfluorhexansulfonsäure (PFHxS)","Perfluorheptansulfonsäure (PFHpS)","Perfluoroctansulfonsäure (PFOS)","Perfluornonansulfonsäure (PFNS)","Perfluordecansulfonsäure (PFDS)","Perfluorundecansulfonsäure (PFUnDS)","Perfluordodecansulfonsäure (PFDoDS)","Perfluortridecansulfonsäure (PFTrDS)"],"says":"This limit binds the sum of the 20 substances the instrument lists (members, as printed), not any one of them alone."},"parameter_key":"name:summe pfas-20","place":["DE"],"conditions":["Der Grenzwert gilt ab dem 12. Januar 2026"],"cite":{"instrument":"de_trinkwv_pfas","title":"Trinkwasserverordnung (TrinkwV 2023), Anlage 2 Teil I — chemische Parameter: the PFAS sums only","issuer":"Bundesministerium für Gesundheit (BMG)","edition":"Anlage 2 TrinkwV - Einzelnorm","source_url":"https://www.gesetze-im-internet.de/trinkwv_2023/anlage_2.html","source_sha256":"1239ec2caa1340c3b1dfd51abf3d9862b96468e9d13eadb6379d3109085ce5e5","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Teil I","page":null,"quote":"Summe PFAS-20 0,000 10 Summe der folgenden nachgewiesenen und mengenmäßig bestimmten Stoffe: Perfluorbutansäure (PFBA), Perfluorpentansäure (PFPeA), Perfluorhexansäure (PFHxA), Perfluorheptansäure (PFHpA), Perfluoroctansäure (PFOA), Perfluornonansäure (PFNA), Perfluordecansäure (PFDA), Perfluorundecansäure (PFUnDA), Perfluordodecansäure (PFDoDA), Perfluortridecansäure (PFTrDA), Perfluorbutansulfonsäure (PFBS), Perfluorpentansulfonsäure (PFPeS), Perfluorhexansulfonsäure (PFHxS), Perfluorheptansulfonsäure (PFHpS), Perfluoroctansulfonsäure (PFOS), Perfluornonansulfonsäure (PFNS), Perfluordecansulfonsäure (PFDS), Perfluorundecansulfonsäure (PFUnDS), Perfluordodecansulfonsäure (PFDoDS) und Perfluortridecansulfonsäure (PFTrDS). Messwerte für die Einzelsubstanz, die unterhalb der Bestimmungsgrenze des jeweiligen Untersuchungsverfahrens liegen, werden bei der Summenbildung nicht berücksichtigt. Die Konzentrationen der zur Summenbildung herangezogenen PFAS sind einzeln auszuweisen. Der Grenzwert gilt ab dem 12. Januar 2026","column":"valeur"}},{"id":"f36097a105c582c0","parameter":"Summe PFAS-4","value":"0,000 020","value_num":0.00002,"unit":"mg/l","direction":"max","kind":"limit","medium":"drinking_water","level":"national","sum_of":{"members":["Perfluoroctansäure (PFOA)","Perfluornonansäure (PFNA)","Perfluorhexansulfonsäure (PFHxS)","Perfluoroctansulfonsäure (PFOS)"],"says":"This limit binds the sum of the 4 substances the instrument lists (members, as printed), not any one of them alone."},"parameter_key":"name:summe pfas-4","place":["DE"],"conditions":["Der Grenzwert gilt ab dem 12. Januar 2028"],"cite":{"instrument":"de_trinkwv_pfas","title":"Trinkwasserverordnung (TrinkwV 2023), Anlage 2 Teil I — chemische Parameter: the PFAS sums only","issuer":"Bundesministerium für Gesundheit (BMG)","edition":"Anlage 2 TrinkwV - Einzelnorm","source_url":"https://www.gesetze-im-internet.de/trinkwv_2023/anlage_2.html","source_sha256":"1239ec2caa1340c3b1dfd51abf3d9862b96468e9d13eadb6379d3109085ce5e5","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Teil I","page":null,"quote":"Summe PFAS-4 0,000 020 Summe der folgenden nachgewiesenen und mengenmäßig bestimmten Stoffe: Perfluoroctansäure (PFOA), Perfluornonansäure (PFNA), Perfluorhexansulfonsäure (PFHxS) und Perfluoroctansulfonsäure (PFOS). Messwerte für die Einzelsubstanz, die unterhalb der Bestimmungsgrenze des jeweiligen Untersuchungsverfahrens liegen, werden bei der Summenbildung nicht berücksichtigt. Die Konzentrationen der zur Summenbildung herangezogenen PFAS sind einzeln auszuweisen. Der Grenzwert gilt ab dem 12. Januar 2028","column":"valeur"}},{"id":"cffec776a1aa5a38","parameter":"Sum of PFAS","value":"0,10 μg/l","value_num":0.1,"unit":"μg/l","direction":"max","kind":"limit","medium":"drinking_water","level":"eu","sum_of":{"members":["Perfluorobutanoic acid (PFBA)","Perfluoropentanoic acid (PFPA)","Perfluorohexanoic acid (PFHxA)","Perfluoroheptanoic acid (PFHpA)","Perfluorooctanoic acid (PFOA)","Perfluorononanoic acid (PFNA)","Perfluorodecanoic acid (PFDA)","Perfluoroundecanoic acid (PFUnDA)","Perfluorododecanoic acid (PFDoDA)","Perfluorotridecanoic acid (PFTrDA)","Perfluorobutane sulfonic acid (PFBS)","Perfluoropentane sulfonic acid (PFPS)","Perfluorohexane sulfonic acid (PFHxS)","Perfluoroheptane sulfonic acid (PFHpS)","Perfluorooctane sulfonic acid (PFOS)","Perfluorononane sulfonic acid (PFNS)","Perfluorodecane sulfonic acid (PFDS)","Perfluoroundecane sulfonic acid","Perfluorododecane sulfonic acid","Perfluorotridecane sulfonic acid"],"says":"This limit binds the sum of the 20 substances the instrument lists (members, as printed), not any one of them alone."},"parameter_key":"name:sum of pfas","place":["EU"],"conditions":[],"cite":{"instrument":"eu_dwd","title":"Directive (EU) 2020/2184 of the European Parliament and of the Council of 16 December 2020 on the quality of water intended for human consumption (recast), Annex I Part B — chemical parameters","issuer":"European Parliament and Council of the European Union","edition":"Directive (EU) 2020/2184, OJ L 435, 23.12.2020, p. 1","source_url":"https://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=CELEX:32020L2184","source_sha256":"39c4a65fee1dfe9eecfdc1ba3f67d9dcbce681c4698a3b3dda2e9e9bb4fb0177","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"note":"‘Sum of PFAS’ means the sum of per- and polyfluoroalkyl substances considered a concern as regards water intended for human consumption listed in point 3 of Part B of Annex III. This is a subset of ‘PFAS Total’ substances that contain a perfluoroalkyl moiety with three or more carbons (i.e. –CnF2n–, n ≥ 3) or a perfluoroalkylether moiety with two or more carbons (i.e. –CnF2nOCmF2m–, n and m ≥ 1).","column":"valeur"}}],"next":[{"tool":"check_values","says":"Has your user measured this? check_values sets each of their results beside every row held here, with a verdict and the row's cite.","arguments":{"place":"DE"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"perfluorooctane sulfonic acid\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check"},{"tool":"read_certificate","says":"Has your user a laboratory certificate? read_certificate reads every row it prints, each with its page, and checks them against these limits.","arguments":{"place":"DE"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}