{"query":{"parameter":"toluene","place":"CA-AB","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-AB","CA"],"parameter_keys":["cas:108-88-3","cas:25376-45-8","cas:496-72-0","cas:95-80-7","cas:26471-62-5","cas:584-84-9","cas:91-08-7","cas:128-37-0","cas:611-14-3","cas:620-14-4","cas:4083-64-1","cas:95-70-5","cas:6369-59-1","cas:163702-01-0","cas:39420-98-9","cas:26006-20-2","cas:26426-91-5","cas:127883-08-3"],"names_matched":[["toluene","cas:108-88-3"],["2 4 toluene diamine","cas:25376-45-8"],["2 4 toluene diamine","cas:496-72-0"],["2 4 toluene diamine","cas:95-80-7"],["2 4 toluene diisocyanate","cas:26471-62-5"],["2 4 toluene diisocyanate","cas:584-84-9"],["2 4 toluene diisocyanate","cas:91-08-7"],["2 6 toluene diisocyanate","cas:91-08-7"],["butyl hydroxy toluene","cas:128-37-0"],["diisocyanate 2 4 de toluene","cas:584-84-9"],["diisocyanate 2 6 de toluene","cas:91-08-7"],["diisocyanate de toluene 2 4 et 2 6","cas:26471-62-5"],["ethyl 2 toluene","cas:611-14-3"],["ethyl 3 toluene","cas:620-14-4"],["isocyanate de p toluene sulfonyle","cas:4083-64-1"],["toluene 1 3 diisocyanate","cas:26471-62-5"],["toluene 2 4 diamine","cas:95-80-7"],["toluene 2 4 diamine and isomers","cas:95-80-7"],["toluene 2 4 diisocyanate","cas:584-84-9"],["toluene 2 4 diisocyanate 8","cas:584-84-9"],["toluene 2 5 diamine","cas:95-70-5"],["toluene 2 5 diamine sulfate","cas:6369-59-1"],["toluene 2 6 diisocyanate","cas:91-08-7"],["toluene 2 6 diisocyanate 8","cas:91-08-7"],["toluene 3 4 diamine","cas:496-72-0"],["toluene di isocyanate 2 4","cas:584-84-9"],["toluene di isocyanate 2 4 and 2 6 mixed isomers","cas:26471-62-5"],["toluene diisocyanate","cas:26471-62-5"],["toluene diisocyanate","cas:584-84-9"],["toluene diisocyanate 2 4 2 6","cas:26471-62-5"],["toluene diisocyanate 2 4 2 6 mixture","cas:26471-62-5"],["1 methylethenyl benzene homopolymer ar 2 hydroxy 2 methyl 1 oxopropyl derivs","cas:163702-01-0","benzene methyl"],["benzene 1 isocyanato 2 4 isocyanatophenyl methyl","cas:39420-98-9","benzene methyl"],["benzene 2 4 diisocyanato 1 methyl homopolymer","cas:26006-20-2","benzene methyl"],["benzene 2 4 diisocyanato 1 methyl polymer avec 1 6 diisocyanatohexane","cas:26426-91-5","benzene methyl"],["benzene 2 4 diisocyanato 1 methyl polymer with 1 6 diisocyanatohexane","cas:26426-91-5","benzene methyl"],["benzene diethenyl polymer with 2 methyl 1 3 butadiene hydrogenated","cas:127883-08-3","benzene methyl"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order; rows for a marine receiving water after the rest, as none of the place's own rows names a marine, salt, estuarine, coastal or ocean water"},"total":37,"offset":0,"returned":37,"next_offset":null,"rows":[{"id":"aa776622197ebb7f","parameter":"Toluene","value":"0.5","value_num":0.5,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:108-88-3","place":["CA-AB"],"conditions":["receiving_water is freshwater"],"cite":{"instrument":"ca_ab_eqg_surface_waters","title":"Environmental Quality Guidelines for Alberta Surface Waters (March 28, 2018) — Table 1, protection of freshwater aquatic life, long-term (chronic) and short-term (acute)","issuer":"Government of Alberta, Alberta Environment and Parks","edition":"March 28, 2018 (Alberta Environment and Parks)","source_url":"https://open.alberta.ca/dataset/5298aadb-f5cc-4160-8620-ad139bb985d8/resource/38ed9bb1-233f-4e28-b344-808670b20dae/download/environmentalqualitysurfacewaters-mar28-2018.pdf","source_sha256":"8d128a9d2efe359b62626cb0055d2ab7026328ef88a8afa3b5ed197c0b788d54","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Table 1 (freshwater aquatic life) · Trace organic · BC 2007","page":36,"quote":null}},{"id":"ccf1b750157748f5","parameter":"Toluene","value":"0.024","value_num":0.024,"unit":"mg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:108-88-3","place":["CA-AB"],"conditions":["land use: Natural Area","fine-grained soil (50% or more by mass passes a 75 μm sieve)","Tier 1: a generic guideline, applied where the site's conditions are consistent with Tier 1 (s. 5.1.5); 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