{"query":{"parameter":"microcystin lr","place":"FR","medium":null,"statistic":null,"kind":null},"searched":{"places":["FR","EU"],"parameter_keys":["name:microcystin-lr"],"names_matched":[["microcystin lr","name:microcystin-lr"]],"match":"exact","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":1,"offset":0,"returned":1,"next_offset":null,"rows":[{"id":"dfcce7f9cafb3f98","parameter":"Microcystin-LR","value":"1,0 μg/l","value_num":1,"unit":"μg/l","direction":"max","kind":"limit","medium":"drinking_water","level":"eu","parameter_key":"name:microcystin-lr","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","section":null,"page":null,"quote":null,"note":"This parameter shall be measured only in the event of potential blooms in source water (increasing cyanobacterial cell density or bloom forming potential).","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":"FR"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"microcystin lr\", 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":"FR"},"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"}]}