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Ask for one by its name or CAS number."}},"total":16,"offset":0,"returned":16,"next_offset":null,"rows":[{"id":"bc2547fb1e8b6099","parameter":"pH","value":"Voir l' annexe 13 pour obtenir le sommaire des effets létaux du pH sur les poissons.","unit":"unité de pH","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:ph","place":["CA-QC"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"ca_qc_criteres_eau","title":"Critères de qualité de l'eau de surface (MELCCFP) — vie aquatique : VAFe, CVAA et CVAC, eau douce et eau salée, toutes les fiches","issuer":"Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP)","edition":"répertoire en ligne du MELCCFP, chaque fiche telle que servie le 2026-10-09 (each row names its fiche, its URL and its sha256)","source_url":"https://www.environnement.gouv.qc.ca/eau/criteres_eau/index.asp","source_sha256":"8808aa0b6ab877cc6c07ac7b3eed26ad6967cf19ea161430cd515d9c92e4bd75","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"fiche S0381 (pH) — critère de vie aquatique aigu (CVAA)","page":null,"quote":"(CCMRE, 1987) Voir l' annexe 13 pour obtenir le sommaire des effets létaux du pH sur les poissons."}},{"id":"f4182a1669451ced","parameter":"pH","value":"6,5 à 9,0","range":[6.5,9],"unit":"unité de pH","direction":"range","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:ph","place":["CA-QC"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"ca_qc_criteres_eau","title":"Critères de qualité de l'eau de surface (MELCCFP) — vie aquatique : VAFe, CVAA et CVAC, eau douce et eau salée, toutes les fiches","issuer":"Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP)","edition":"répertoire en ligne du MELCCFP, chaque fiche telle que servie le 2026-10-09 (each row names its fiche, its URL and its sha256)","source_url":"https://www.environnement.gouv.qc.ca/eau/criteres_eau/index.asp","source_sha256":"8808aa0b6ab877cc6c07ac7b3eed26ad6967cf19ea161430cd515d9c92e4bd75","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"fiche S0381 (pH) — critère de vie aquatique chronique (CVAC)","page":null,"quote":"6,5 à 9,0 (CCMRE, 1987; U.S.EPA, 2006a)"}},{"id":"700dd0d3253b4c60","parameter":"pH","value":"7,0 à 8,7","range":[7,8.7],"unit":"unité de pH","direction":"range","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:ph","place":["CA-QC"],"conditions":["receiving_water is marine"],"cite":{"instrument":"ca_qc_criteres_eau","title":"Critères de qualité de l'eau de surface (MELCCFP) — vie aquatique : VAFe, CVAA et CVAC, eau douce et eau salée, toutes les fiches","issuer":"Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP)","edition":"répertoire en ligne du MELCCFP, chaque fiche telle que servie le 2026-10-09 (each row names its fiche, its URL and its sha256)","source_url":"https://www.environnement.gouv.qc.ca/eau/criteres_eau/index.asp","source_sha256":"8808aa0b6ab877cc6c07ac7b3eed26ad6967cf19ea161430cd515d9c92e4bd75","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"fiche S0381 (pH) — critère de vie aquatique chronique (CVAC)","page":null,"quote":"7,0 à 8,7 (CCME, 2002) Cette concentration s'applique aux eaux saumâtres et salées."}},{"id":"842516912030d0b4","parameter":"pH","value":"entre 6,0 et 9,5","range":[6,9.5],"unit":"pH units","direction":"range","kind":"limit","medium":"water_discharge","level":"regional","parameter_key":"name:ph","place":["CA-QC"],"conditions":["cites is Q-2, r. 27","tout effluent final rejeté dans l'environnement ou dans un égout pluvial","sauf l'effluent final des eaux de refroidissement, dont le pH peut être égal à celui de l'eau d'alimentation"],"cite":{"instrument":"ca_qc_pates_papiers","title":"Règlement sur les fabriques de pâtes et papiers (RLRQ, c. 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