{"query":{"parameter":"selenium","place":"CA-QC","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-QC","CA"],"parameter_keys":["cas:7782-49-2","cas:7783-00-8","name:selenium-75","name:selenium, dissolved","name:selenium, fish egg or ovary tissue","name:selenium, fish muscle tissue","name:selenium, fish whole body tissue","cas:7446-34-6","name:selenium, total","name:selenium - total alert concentration","name:selenium - total guideline","name:selenium v","name:total selenium","name:total selenium [freshwater – for flowing (lotic) waters]","name:total selenium [freshwater – for still/standing (lentic) waters]"],"names_matched":[["selenium","cas:7782-49-2"],["selenious acid as selenium","cas:7783-00-8"],["selenium 75","name:selenium-75"],["selenium dissolved","name:selenium, dissolved"],["selenium fish egg or ovary tissue","name:selenium, fish egg or ovary tissue"],["selenium fish muscle tissue","name:selenium, fish muscle tissue"],["selenium fish whole body tissue","name:selenium, fish whole body tissue"],["selenium monosulfide","cas:7446-34-6"],["selenium sulfide","cas:7446-34-6"],["selenium total","name:selenium, total"],["selenium total alert concentration","name:selenium - total alert concentration"],["selenium total guideline","name:selenium - total guideline"],["selenium v","name:selenium v"],["total selenium","name:total selenium"],["total selenium freshwater for flowing lotic waters","name:total selenium [freshwater – for flowing (lotic) waters]"],["total selenium freshwater for still standing lentic waters","name:total selenium [freshwater – for still/standing (lentic) waters]"],["total selenium marine","name:total selenium"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":22,"offset":0,"returned":22,"next_offset":null,"rows":[{"id":"e7f69617ae3968de","parameter":"Sélénium et composés (en Se)","value":"2","value_num":2,"unit":"µg/m³","statistic":"hourly_avg","direction":"max","kind":"guideline","medium":"ambient_air","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":[],"cite":{"instrument":"ca_qc_air","title":"MELCCFP — Normes et critères québécois de qualité de l'atmosphère (version 11)","issuer":null,"edition":"Version 11","source_url":"https://environnement.gouv.qc.ca/air/criteres/normes-criteres-qualite-atmosphere.xlsx","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"column":"valeur"}},{"id":"f14a16fd86c3e10c","parameter":"Sélénium et composés (en Se)","value":"0","value_num":0,"unit":"µg/m³","statistic":"hourly_avg","direction":"max","kind":"printed_reference","medium":"ambient_air","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":[],"cite":{"instrument":"ca_qc_air","title":"MELCCFP — Normes et critères québécois de qualité de l'atmosphère (version 11)","issuer":null,"edition":"Version 11","source_url":"https://environnement.gouv.qc.ca/air/criteres/normes-criteres-qualite-atmosphere.xlsx","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"column":"concentration_initiale"}},{"id":"3fa3e5e323fb27bc","parameter":"sélénium","value":"0,12","value_num":0.12,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":["receiving_water is freshwater","à l'effluent, sans dilution"],"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 S0413 (sélénium) — valeur aiguë finale à l'effluent (VAFe)","page":null,"quote":"0,12 (MDEQ, 1998)"}},{"id":"96c463caeccf2584","parameter":"sélénium","value":"0,6","value_num":0.6,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":["receiving_water is marine","à l'effluent, sans dilution"],"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 S0413 (sélénium) — valeur aiguë finale à l'effluent (VAFe)","page":null,"quote":"0,6 (U.S.EPA, 2006a) Cette concentration s'applique aux eaux saumâtres et salées."}},{"id":"09034f21dd34e404","parameter":"sélénium","value":"0,062","value_num":0.062,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","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 S0413 (sélénium) — critère de vie aquatique aigu (CVAA)","page":null,"quote":"0,062 (MDEQ, 1998)"}},{"id":"1fbc0f6208e9cb40","parameter":"sélénium","value":"0,3","value_num":0.3,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","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 S0413 (sélénium) — critère de vie aquatique aigu (CVAA)","page":null,"quote":"0,3 (U.S.EPA, 2002; U.S.EPA, 2006a) Cette concentration s'applique aux eaux saumâtres et salées."}},{"id":"4c2e402659a6df50","parameter":"sélénium","value":"0,071","value_num":0.071,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","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 S0413 (sélénium) — critère de vie aquatique chronique (CVAC)","page":null,"quote":"0,071 (U.S.EPA, 1998a; U.S.EPA, 2002) Cette concentration s'applique aux eaux saumâtres et salées."}},{"id":"6018b32d54b1e5dc","parameter":"sélénium","value":"0,0147","value_num":0.0147,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","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 S0413 (sélénium) — critère de vie aquatique chronique (CVAC)","page":null,"quote":"0,0147 (ECCC, 2022)"}},{"id":"b3613f6bacead2cf","parameter":"sélénium","value":"0,0067","value_num":0.0067,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","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 S0413 (sélénium) — critère de vie aquatique chronique (CVAC)","page":null,"quote":"0,0067 (ECCC, 2022)"}},{"id":"2115e05db11a365f","parameter":"sélénium","value":"0,005","value_num":0.005,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7782-49-2","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 S0413 (sélénium) — critère de vie aquatique chronique (CVAC)","page":null,"quote":"0,005 (MDEQ, 1998)"}},{"id":"79c6aef809594f74","parameter":"Sélénium (Se)","value":"10","value_num":10,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":["Eau de consommation"],"cite":{"instrument":"ca_qc_eaux_souterraines","title":"Guide d'intervention — Annexe 7 : Grille des critères de qualité des eaux souterraines","issuer":"Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP)","edition":"mai 2021","source_url":"https://environnement.gouv.qc.ca/sol/terrains/guide-intervention/annexe7.xlsx","source_sha256":"524eb58a8fbb45fb67a028b495f8c546614d9afe041986e4b4fe302ea6700761","fetched_at":"2026-09-03","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"I – Métaux (et métalloïdes)","page":null,"quote":null,"column":"consommation"}},{"id":"7d40807451a93391","parameter":"Sélénium (Se)","value":"62","value_num":62,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":["Résurgence dans l'eau de surface"],"cite":{"instrument":"ca_qc_eaux_souterraines","title":"Guide d'intervention — Annexe 7 : Grille des critères de qualité des eaux souterraines","issuer":"Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP)","edition":"mai 2021","source_url":"https://environnement.gouv.qc.ca/sol/terrains/guide-intervention/annexe7.xlsx","source_sha256":"524eb58a8fbb45fb67a028b495f8c546614d9afe041986e4b4fe302ea6700761","fetched_at":"2026-09-03","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"I – Métaux (et métalloïdes)","page":null,"quote":null,"column":"resurgence"}},{"id":"029cd33c408f86a3","parameter":"Sélénium","value":"0,010","value_num":0.01,"unit":"mg/L","direction":"max","kind":"limit","medium":"drinking_water","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":[],"cite":{"instrument":"ca_qc_rqep","title":"Règlement sur la qualité de l'eau potable (chapitre Q-2, r. 40), Annexe 1 — normes de qualité de l'eau potable: substances inorganiques, organiques et radioactives","issuer":"Gouvernement du Québec (Loi sur la qualité de l'environnement, chapitre Q-2)","edition":"À jour au 1er mai 2026","source_url":"https://www.legisquebec.gouv.qc.ca/fr/document/rc/Q-2,%20r.%2040","source_sha256":"b068f0bb04185246f572828cc43edce2fa774edd1adb4a04deb175cc235a9a9e","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Annexe 1, 2. Paramètres concernant les substances inorganiques — Substances inorganiques Concentration maximale (mg/L)","page":null,"quote":"Sélénium 0,010"}},{"id":"ca574f5214971466","parameter":"Sélénium (Se)","value":"1","value_num":1,"unit":"mg/kg matière sèche","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":["Les critères A représentent les teneurs de fond naturelles pour les substances inorganiques, excepté pour le chrome VI, et les limites de quantification de la méthode (LQM) pour les substances organiques et le chrome VI."],"cite":{"instrument":"ca_qc_sols","title":"Guide d'intervention — Annexe 2 : Grille des critères génériques pour les sols","issuer":"Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP)","edition":"the register's own","source_url":"https://environnement.gouv.qc.ca/sol/terrains/guide-intervention/annexe2.pdf","source_sha256":"40961710c7d5f0b3e2c9f5d367595e0084ffa779f0d89dce765484b635422bab","fetched_at":"2026-08-28","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"I – Métaux (et métalloïdes)","page":null,"quote":null,"column":"A"}},{"id":"5bdea170ad0768e4","parameter":"Sélénium (Se)","value":"3","value_num":3,"unit":"mg/kg matière sèche","direction":"max","kind":"limit","medium":"soil","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":["B (valeurs limites réglementaires de l’annexe I du RPRT)"],"cite":{"instrument":"ca_qc_sols","title":"Guide d'intervention — Annexe 2 : Grille des critères génériques pour les sols","issuer":"Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP)","edition":"the register's own","source_url":"https://environnement.gouv.qc.ca/sol/terrains/guide-intervention/annexe2.pdf","source_sha256":"40961710c7d5f0b3e2c9f5d367595e0084ffa779f0d89dce765484b635422bab","fetched_at":"2026-08-28","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"I – Métaux (et métalloïdes)","page":null,"quote":null,"column":"B"}},{"id":"b4ca60747ed47966","parameter":"Sélénium (Se)","value":"10","value_num":10,"unit":"mg/kg matière sèche","direction":"max","kind":"limit","medium":"soil","level":"regional","parameter_key":"cas:7782-49-2","place":["CA-QC"],"conditions":["C (valeurs limites réglementaires de l’annexe II du RPRT)"],"cite":{"instrument":"ca_qc_sols","title":"Guide d'intervention — Annexe 2 : Grille des critères génériques pour les sols","issuer":"Ministère de l'Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP)","edition":"the register's own","source_url":"https://environnement.gouv.qc.ca/sol/terrains/guide-intervention/annexe2.pdf","source_sha256":"40961710c7d5f0b3e2c9f5d367595e0084ffa779f0d89dce765484b635422bab","fetched_at":"2026-08-28","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"I – Métaux (et métalloïdes)","page":null,"quote":null,"column":"C"}},{"id":"5c40daa34c984861","parameter":"Selenium","value":"1","value_num":1,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7782-49-2","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Agricultural"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table","source_url":"https://ccme.ca/en/results/176,177,178,1,2,287,3,4,5,6,7,179,8,174,9,10,12,180,14,181,182,183,15,16,17,300,19,20,21,289,242,23,24,295,27,28,194,288,59,60,61,63,62,184,65,66,67,69,70,71,72,73,74,80,81,216,291,30,31,32,41,47,42,48,113,114,169,171,170,185,110,83,77,78,283,79,109,104,52,53,290,85,76,86,100,87,88,89,234,91,154,93,94,96,99,186,187,97,102,112,292,40,119,125,293,121,188,122,123,124,126,127,129,131,239,233,189,135,130,133,136,137,138,107,29,297,103,51,235,190,139,140,141,143,144,146,147,148,39,58,284,161,302,303,162,191,294,163,164,165,167,168,172,173,175,101,192,193,196,197,198,199,201,217,202,203,204,207,218,208,209,115,36,37,38,45,299,106,56,57,211,212,213,214,215,221,222,108,151,236,33,34,35,43,44,298,55,105,54,152,223,153,219,225,226,296,229/ch/1,2,3,4/csv","source_sha256":"f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"agricole"}},{"id":"c83df73c20ef08db","parameter":"Selenium","value":"1","value_num":1,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7782-49-2","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Residential/ parkland"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table","source_url":"https://ccme.ca/en/results/176,177,178,1,2,287,3,4,5,6,7,179,8,174,9,10,12,180,14,181,182,183,15,16,17,300,19,20,21,289,242,23,24,295,27,28,194,288,59,60,61,63,62,184,65,66,67,69,70,71,72,73,74,80,81,216,291,30,31,32,41,47,42,48,113,114,169,171,170,185,110,83,77,78,283,79,109,104,52,53,290,85,76,86,100,87,88,89,234,91,154,93,94,96,99,186,187,97,102,112,292,40,119,125,293,121,188,122,123,124,126,127,129,131,239,233,189,135,130,133,136,137,138,107,29,297,103,51,235,190,139,140,141,143,144,146,147,148,39,58,284,161,302,303,162,191,294,163,164,165,167,168,172,173,175,101,192,193,196,197,198,199,201,217,202,203,204,207,218,208,209,115,36,37,38,45,299,106,56,57,211,212,213,214,215,221,222,108,151,236,33,34,35,43,44,298,55,105,54,152,223,153,219,225,226,296,229/ch/1,2,3,4/csv","source_sha256":"f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"residentiel_parc"}},{"id":"419cc6dd701483d8","parameter":"Selenium","value":"2.9","value_num":2.9,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7782-49-2","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Commercial"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table","source_url":"https://ccme.ca/en/results/176,177,178,1,2,287,3,4,5,6,7,179,8,174,9,10,12,180,14,181,182,183,15,16,17,300,19,20,21,289,242,23,24,295,27,28,194,288,59,60,61,63,62,184,65,66,67,69,70,71,72,73,74,80,81,216,291,30,31,32,41,47,42,48,113,114,169,171,170,185,110,83,77,78,283,79,109,104,52,53,290,85,76,86,100,87,88,89,234,91,154,93,94,96,99,186,187,97,102,112,292,40,119,125,293,121,188,122,123,124,126,127,129,131,239,233,189,135,130,133,136,137,138,107,29,297,103,51,235,190,139,140,141,143,144,146,147,148,39,58,284,161,302,303,162,191,294,163,164,165,167,168,172,173,175,101,192,193,196,197,198,199,201,217,202,203,204,207,218,208,209,115,36,37,38,45,299,106,56,57,211,212,213,214,215,221,222,108,151,236,33,34,35,43,44,298,55,105,54,152,223,153,219,225,226,296,229/ch/1,2,3,4/csv","source_sha256":"f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"commercial"}},{"id":"e898a24dbab19ac0","parameter":"Selenium","value":"2.9","value_num":2.9,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7782-49-2","place":["CA"],"conditions":["Concentration (mg/kg dry weight) Industrial"],"cite":{"instrument":"ca_ccme_soil","title":"CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24)","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table","source_url":"https://ccme.ca/en/results/176,177,178,1,2,287,3,4,5,6,7,179,8,174,9,10,12,180,14,181,182,183,15,16,17,300,19,20,21,289,242,23,24,295,27,28,194,288,59,60,61,63,62,184,65,66,67,69,70,71,72,73,74,80,81,216,291,30,31,32,41,47,42,48,113,114,169,171,170,185,110,83,77,78,283,79,109,104,52,53,290,85,76,86,100,87,88,89,234,91,154,93,94,96,99,186,187,97,102,112,292,40,119,125,293,121,188,122,123,124,126,127,129,131,239,233,189,135,130,133,136,137,138,107,29,297,103,51,235,190,139,140,141,143,144,146,147,148,39,58,284,161,302,303,162,191,294,163,164,165,167,168,172,173,175,101,192,193,196,197,198,199,201,217,202,203,204,207,218,208,209,115,36,37,38,45,299,106,56,57,211,212,213,214,215,221,222,108,151,236,33,34,35,43,44,298,55,105,54,152,223,153,219,225,226,296,229/ch/1,2,3,4/csv","source_sha256":"f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"industriel"}},{"id":"01bbd9297cc07c5f","parameter":"Selenium","value":"1","value_num":1,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:7782-49-2","place":["CA"],"conditions":["receiving_water is freshwater","long-term exposure: CCME's long-term guideline"],"cite":{"instrument":"ca_ccme_wqg_aquatic","title":"CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life — freshwater and marine, short and long term","issuer":"Canadian Council of Ministers of the Environment (CCME)","edition":"Summary Table (as served 2026-09-24; each guideline carries its own year)","source_url":"https://ccme.ca/en/results/176,177,178,1,2,287,3,4,5,6,7,179,8,174,9,10,12,180,14,181,182,183,15,16,17,300,19,20,21,289,242,23,24,295,27,28,194,288,59,60,61,63,62,184,65,66,67,69,70,71,72,73,74,80,81,216,291,30,31,32,41,47,42,48,113,114,169,171,170,185,110,83,77,78,283,79,109,104,52,53,290,85,76,86,100,87,88,89,234,91,154,93,94,96,99,186,187,97,102,112,292,40,119,125,293,121,188,122,123,124,126,127,129,131,239,233,189,135,130,133,136,137,138,107,29,297,103,51,235,190,139,140,141,143,144,146,147,148,39,58,284,161,302,303,162,191,294,163,164,165,167,168,172,173,175,101,192,193,196,197,198,199,201,217,202,203,204,207,218,208,209,115,36,37,38,45,299,106,56,57,211,212,213,214,215,221,222,108,151,236,33,34,35,43,44,298,55,105,54,152,223,153,219,225,226,296,229/ch/1,2,3,4/csv","source_sha256":"f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"eau_vie_aquatique","column":"douce_long_terme"}},{"id":"11ba6b1eb17b8c9f","parameter":"Selenium","value":"0.05","value_num":0.05,"unit":"mg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:7782-49-2","place":["CA"],"conditions":["drinking water (a guideline, not a regulation: each province and territory decides whether, and how, it binds there)"],"cite":{"instrument":"ca_hc_gcdwq","title":"Health Canada — Guidelines for Canadian Drinking Water Quality, Summary Tables 1-3 (microbiological, chemical and physical, radiological)","issuer":"Health Canada, with the Federal-Provincial-Territorial Committee on Drinking Water","edition":"page modified 2026-01-21 (dcterms.modified; issued 2014-10-22): Tables 1-3 as the browser pane rendered them on 2026-10-15","source_url":"https://www.canada.ca/en/health-canada/services/environmental-workplace-health/reports-publications/water-quality/guidelines-canadian-drinking-water-quality-summary-table.html","source_sha256":"9451ad8bfa566c0625ae4fcb362272cbb0e20040c548540f362488118c300b89","fetched_at":"2026-10-15","section":"Table 2, Chemical and Physical Parameters (Selenium, published or reaffirmed 2014)","page":null,"quote":"I Selenium (2014) 0.05 None"}}],"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":"CA-QC"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"selenium\", 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":"CA-QC"},"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"}]}