{"query":{"parameter":"cbod5","place":"CA-SK","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-SK","CA"],"parameter_keys":["name:carbonaceous biochemical oxygen demand","name:cbod5","name:cbod5 removal"],"names_matched":[["cbod5","name:carbonaceous biochemical oxygen demand"],["cbod5","name:cbod5"],["cbod5 removal","name:cbod5 removal"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":3,"offset":0,"returned":3,"next_offset":null,"rows":[{"id":"587f8ebac5494fa7","parameter":"CBOD5","value":"25 milligrams per litre of CBOD5","value_num":25,"unit":"mg/L","direction":"max","kind":"limit","medium":"water_discharge","level":"regional","route":"direct","stream":"sanitary","parameter_key":"name:cbod5","place":["CA-SK"],"conditions":["stream is sanitary","route is direct","a secondary treatment process — or, instead, facultative lagoons built and run per s. 12 (s. 11(2)(b)); subject to s. 11(3) where the facility discharges to water frequented by fish"],"cite":{"instrument":"ca_sk_wwsw_regs","title":"The Waterworks and Sewage Works Regulations (Saskatchewan, c. E-10.22 Reg 3) — s. 11 sewage treatment effluent","issuer":"Government of Saskatchewan (The Environmental Management and Protection Act, 2010; Water Security Agency)","edition":"consolidation of c. E-10.22 Reg 3 (effective June 1, 2015) as amended by SR 43/2020 and 5/2026 (not official; Publications Saskatchewan)","source_url":"https://publications.saskatchewan.ca/api/v1/products/73309/formats/81968/download","source_sha256":"34342581996acd792074548698b6ab96cf622b9a7776ab830c6cd7d533ae3ab2","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"s. 11(2)(a)","page":11,"quote":"(a) a secondary treatment process that produces effluent that has, on average as set out in the permittee’s permit, no more than the following: (i) 30 milligrams per litre of BOD ; 5 (ii) 25 milligrams per litre of CBOD ; and 5 (iii) 30 milligrams per litre of total suspended solids; or (b) facultative lagoons designed, constructed and operated in accordance with section 12."}},{"id":"12278158755cf30c","parameter":"CBOD5","value":"25 milligrams per litre of CBOD5","value_num":25,"unit":"mg/L","direction":"max","kind":"limit","medium":"water_discharge","level":"regional","route":"direct","stream":"sanitary","parameter_key":"name:cbod5","place":["CA-SK"],"conditions":["stream is sanitary","route is direct","the sewage treatment facility discharges or will discharge to water frequented by fish (s. 11(3))"],"cite":{"instrument":"ca_sk_wwsw_regs","title":"The Waterworks and Sewage Works Regulations (Saskatchewan, c. E-10.22 Reg 3) — s. 11 sewage treatment effluent","issuer":"Government of Saskatchewan (The Environmental Management and Protection Act, 2010; Water Security Agency)","edition":"consolidation of c. E-10.22 Reg 3 (effective June 1, 2015) as amended by SR 43/2020 and 5/2026 (not official; Publications Saskatchewan)","source_url":"https://publications.saskatchewan.ca/api/v1/products/73309/formats/81968/download","source_sha256":"34342581996acd792074548698b6ab96cf622b9a7776ab830c6cd7d533ae3ab2","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"s. 11(3)(a)","page":12,"quote":"(3) If a sewage treatment facility in a sewage works discharges or will discharge to water frequented by fish, the permittee shall ensure that all sewage treatment facilities in the sewage works include a treatment process that produces effluent: (a) that has, on average as set out in the permittee’s permit, no more than the following: (i) 30 milligrams per litre of BOD ; 5 (ii) 25 milligrams per litre of CBOD ; 5 (iii) 25 milligrams per litre of total suspended solids; (iv) if chlorine or one of its compounds was used in the treatment of wastewater, 0.02 milligrams per litre of total chlorine residual;"}},{"id":"8ff1e917f794dbaf","parameter":"Carbonaceous biochemical oxygen demand (CBOD)","value":"25 mg/L","value_num":25,"unit":"mg/L","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","stream":"sanitary","parameter_key":"name:carbonaceous biochemical oxygen demand","place":["CA"],"conditions":["stream is sanitary","route is direct","zone not in CA-NT, CA-NU, CA.qc_nl_north_of_54","a wastewater system designed to collect, or collecting in a calendar year, an average daily volume of 100 m3 or more of influent (s. 2(1)); not one on an industrial site whose influent is less than 50% blackwater and greywater (s. 2(4))"],"cite":{"instrument":"ca_wser","title":"Wastewater Systems Effluent Regulations (SOR/2012-139) — s. 6 effluent quality","issuer":"Government of Canada (Fisheries Act; Environment and Climate Change Canada)","edition":"Justice Laws Website, current to 2026-09-21, last amended 2026-06-04","source_url":"https://laws-lois.justice.gc.ca/eng/regulations/SOR-2012-139/FullText.html","source_sha256":"0a60e10f783f7aca672792303dffcca1525133eb34eb32711543cb3cf4bbb955","fetched_at":"2026-10-08","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"s. 6(1)","page":null,"quote":"(a) the average carbonaceous biochemical oxygen demand due to the quantity of CBOD matter in the effluent did not exceed 25 mg/L"}}],"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-SK"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"cbod5\", 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-SK"},"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"}]}