{"query":{"parameter":"sum of pfas","place":"DE","medium":null,"statistic":null,"kind":null},"searched":{"places":["DE","EU"],"parameter_keys":["name:sum of pfas","name:sum of 4 pfas","name:sum of the concentration of 25 per- and polyfluoroalkyl substances"],"names_matched":[["sum of pfas","name:sum of pfas"],["sum of 4 pfas","name:sum of 4 pfas"],["sum of the concentration of 25 per and polyfluoroalkyl substances pfas","name:sum of the concentration of 25 per- and polyfluoroalkyl substances"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":2,"offset":0,"returned":2,"next_offset":null,"rows":[{"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"}},{"id":"91625e9f890a28e6","parameter":"Sum of 4 PFAS","value":"0,0044","value_num":0.0044,"unit":"μg/l","direction":"max","kind":"guideline","medium":"groundwater","level":"eu","parameter_key":"name:sum of 4 pfas","place":["EU"],"conditions":["shall take effect from 22 December 2027"],"cite":{"instrument":"eu_gwd_pfas","title":"Directive 2006/118/EC on the protection of groundwater, as amended by Directive (EU) 2026/805 — Annex I","issuer":"European Parliament and Council of the European Union","edition":"10.05.2026 02006L0118 — EN — 10.05.2026 — 002.001","source_url":"http://publications.europa.eu/resource/celex/02006L0118-20260510","source_sha256":"8b4b75b107b98ad0f4dae8e0cd7143c2c76250665e49bbbd335b0321fdf5257e","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"QUALITY STANDARDS (QS) FOR GROUNDWATER POLLUTANTS AND INDICATORS OF POLLUTION","page":null,"quote":"3.2 Sum of 4 PFAS ( 7 ) Industrial substances See table note 7 See table note 7 0,0044","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: \"sum of pfas\", 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"}]}