{"query":{"parameter":"mercury","place":"CA-QC","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-QC","CA"],"parameter_keys":["cas:7439-97-6","name:arsenic, cadmium (h), copper (h), lead (h), mercury, zinc","name:cadmium (h), copper (h), mercury, lead (h), zinc","cas:7487-94-7","name:mercury-197","name:mercury (+2)","name:mercury-203","cas:62-38-4","name:mercury ii","name:mercury, including methylmercury","name:mercury, total","name:mercury, total in water","name:mercury - total - methyl-","name:mercury, total recoverable","name:mercury - total - total","cas:22967-92-6","name:total mercury","name:mercure total"],"names_matched":[["mercury","cas:7439-97-6"],["arsenic cadmium h copper h lead h mercury zinc","name:arsenic, cadmium (h), copper (h), lead (h), mercury, zinc"],["arsenic cadmium h copper h lead h mercury zinc h","name:arsenic, cadmium (h), copper (h), lead (h), mercury, zinc"],["cadmium h copper h mercury lead h zinc","name:cadmium (h), copper (h), mercury, lead (h), zinc"],["cadmium h copper h mercury lead h zinc h","name:cadmium (h), copper (h), mercury, lead (h), zinc"],["mercuric chloride and other mercury salts","cas:7487-94-7"],["mercuric chloride as mercury","cas:7487-94-7"],["mercury 197","name:mercury-197"],["mercury 2","name:mercury (+2)"],["mercury 2 total recoverable","name:mercury (+2)"],["mercury 203","name:mercury-203"],["mercury acetato o phenyl","cas:62-38-4"],["mercury ii","name:mercury ii"],["mercury ii dissolved","name:mercury ii"],["mercury including methylmercury","name:mercury, including methylmercury"],["mercury total","name:mercury, total"],["mercury total in water","name:mercury, total in water"],["mercury total methyl","name:mercury - total - methyl-"],["mercury total recoverable","name:mercury, total recoverable"],["mercury total total","name:mercury - total - total"],["methyl mercury","cas:22967-92-6"],["total mercury","name:total mercury"],["total mercury freshwater","name:total mercury"],["total mercury marine","name:total mercury"],["mercure total","name:mercure total","mercure"],["mercure total hg","name:mercure total","mercure"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":1,"names":["Methylmercury"],"says":"1 rows share a parameter key with a longer name holding \"mercury\" but are printed under names without these words (that key is wider than the name): not sent. Ask for one by its name or CAS number."}},"total":22,"offset":0,"returned":22,"next_offset":null,"rows":[{"id":"3dd0804cb5c205b3","parameter":"Mercure","value":"0.005","value_num":0.005,"unit":"µg/m³","statistic":"annual_avg","direction":"max","kind":"limit","medium":"ambient_air","level":"regional","parameter_key":"cas:7439-97-6","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":"25288f3524400a3a","parameter":"Mercure","value":"0.002","value_num":0.002,"unit":"µg/m³","statistic":"annual_avg","direction":"max","kind":"printed_reference","medium":"ambient_air","level":"regional","parameter_key":"cas:7439-97-6","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":"6f46c6347c2163dc","parameter":"mercure","value":"0,0028","value_num":0.0028,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7439-97-6","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 S0309 (mercure) — valeur aiguë finale à l'effluent (VAFe)","page":null,"quote":"0,0028 (U.S.EPA, 2002; U.S.EPA, 1998a)"}},{"id":"50f4075c0af0f82b","parameter":"mercure","value":"0,0036","value_num":0.0036,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7439-97-6","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 S0309 (mercure) — valeur aiguë finale à l'effluent (VAFe)","page":null,"quote":"0,0036 (U.S.EPA, 2002; U.S.EPA, 1998a) Ce critère de qualité a été défini à partir de données sur le mercure inorganique (HgII). Si une portion significative du mercure dans la colonne d'eau est sous forme de méthylmercure, ce critère de qualité ne serait pas suffisamment protecteur. De plus, celui-ci ne tient pas compte de la transformation du mercure inorganique en méthylmercure et de la bioaccumulation de ce dernier dans la chaîne alimentaire. Cette concentration s'applique aux eaux saumâtres et salées."}},{"id":"3f0fbf92bb07aaa5","parameter":"mercure","value":"0,0014","value_num":0.0014,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7439-97-6","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 S0309 (mercure) — critère de vie aquatique aigu (CVAA)","page":null,"quote":"0,0014 (U.S.EPA, 1998a; U.S.EPA, 2002)"}},{"id":"d4695b0783336776","parameter":"mercure","value":"0,0018","value_num":0.0018,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7439-97-6","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 S0309 (mercure) — critère de vie aquatique aigu (CVAA)","page":null,"quote":"0,0018 (U.S.EPA, 1998a; U.S.EPA, 2002) Cette concentration s'applique aux eaux saumâtres et salées."}},{"id":"513c3bdcf4cc3480","parameter":"mercure","value":"7,7 X 10 -4","value_num":0.00077,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7439-97-6","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 S0309 (mercure) — critère de vie aquatique chronique (CVAC)","page":null,"quote":"7,7 X 10 -4 (U.S.EPA, 1998a; U.S.EPA, 2002)"}},{"id":"fc55a08284ce1e87","parameter":"mercure","value":"0,0009","value_num":0.0009,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:7439-97-6","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 S0309 (mercure) — critère de vie aquatique chronique (CVAC)","page":null,"quote":"0,0009 (U.S.EPA, 1998a; U.S.EPA, 2002) Cette concentration s'applique aux eaux saumâtres et salées."}},{"id":"1f96487fbfc59e96","parameter":"Mercure","value":"0,05 mg/l","value_num":0.05,"unit":"mg/L","direction":"max","kind":"limit","medium":"leachate","level":"regional","parameter_key":"cas:7439-97-6","place":["CA-QC"],"conditions":["cites is Q-2, r. 27","les eaux de lixiviation rejetées dans l'environnement ou dans un égout pluvial (a. 104)"],"cite":{"instrument":"ca_qc_pates_papiers","title":"Règlement sur les fabriques de pâtes et papiers (RLRQ, c. Q-2, r. 27) — normes sur les effluents (a. 10-45), aires de stockage (a. 53) et eaux de lixiviation (a. 104)","issuer":"Gouvernement du Québec (Éditeur officiel du Québec)","edition":"LégisQuébec, à jour au 1er juin 2026","source_url":"https://www.legisquebec.gouv.qc.ca/fr/pdf/rc/Q-2,%20R.%2027.pdf","source_sha256":"1516758981ed96c4cfff4f4b649cf154e20c298b1861bcc0633f6f2e49693677","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"a. 104","page":25,"quote":"| Mercure | 0,05 mg/l"}},{"id":"ad7f09ee582d4ea2","parameter":"Mercure","value":"0,001","value_num":0.001,"unit":"mg/L","direction":"max","kind":"limit","medium":"drinking_water","level":"regional","parameter_key":"cas:7439-97-6","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":"Mercure 0,001"}},{"id":"0b4691c333521979","parameter":"Mercure (Hg)","value":"0,2","value_num":0.2,"unit":"mg/kg matière sèche","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:7439-97-6","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":"662e7bae23d91723","parameter":"Mercure (Hg)","value":"2","value_num":2,"unit":"mg/kg matière sèche","direction":"max","kind":"limit","medium":"soil","level":"regional","parameter_key":"cas:7439-97-6","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":"0bec987d6cd0e3e2","parameter":"Mercure (Hg)","value":"10","value_num":10,"unit":"mg/kg matière sèche","direction":"max","kind":"limit","medium":"soil","level":"regional","parameter_key":"cas:7439-97-6","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":"51a016367cef7188","parameter":"Mercure total (Hg)","value":"1","value_num":1,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"name:mercure total","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":"cfc521299b68e38d","parameter":"Mercure total (Hg)","value":"0.0013","value_num":0.0013,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"name:mercure total","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":"17a3db543fc00e62","parameter":"Mercury","value":"6.6","value_num":6.6,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7439-97-6","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":"5bb18d61051f8a66","parameter":"Mercury","value":"6.6","value_num":6.6,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7439-97-6","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":"37424785bbd28d1a","parameter":"Mercury","value":"24","value_num":24,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7439-97-6","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":"4d2e2738d9a0023a","parameter":"Mercury","value":"50","value_num":50,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7439-97-6","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":"a0505c5f5ac7c52c","parameter":"Mercury","value":"0.026","value_num":0.026,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:7439-97-6","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":"23d18f5f2ff6298c","parameter":"Mercury","value":"0.016","value_num":0.016,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:7439-97-6","place":["CA"],"conditions":["receiving_water is marine","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":"marine_long_terme"}},{"id":"a2ff3b3ed78a2ebb","parameter":"Mercury","value":"0.001","value_num":0.001,"unit":"mg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:7439-97-6","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","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"Table 2, Chemical and Physical Parameters (Mercury, published or reaffirmed 1986)","page":null,"quote":"I Mercury (1986) 0.001 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: \"mercury\", 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"}]}