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CBOD5 limits and guidelines in British Columbia (CA-BC)

18 numeric limits and guidelines for cbod5 held for British Columbia and the place above it, from 1 instrument, each cited to its instrument, edition, section or page and quoted text. The register was built from 247 instruments. Everything held for British Columbia

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British Columbia (CA-BC): 18 rows

ParameterValueUnitStatisticGovernsApplies whenCite
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater, marine
a stream, river or estuary at a dilution ratio ≥ 40:1 (Column A)
maximum daily flow < 10 m3/d (Table 9)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 9, Column A
all flows: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 n/a n/a
CBOD5≤ 10mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater, marine
a stream, river or estuary at a dilution ratio ≥ 10:1 (Column B)
maximum daily flow < 10 m3/d (Table 9)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 9, Column B
all flows: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 n/a n/a
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater
a lake with a surface area ≥ 100 ha (Column C)
maximum daily flow < 10 m3/d (Table 9)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 9, Column C
all flows: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 n/a n/a
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater, marine
a stream, river or estuary at a dilution ratio ≥ 40:1 (Column A)
maximum daily flow ≥ 10 and < 50 m3/d (Table 10)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 10, Column A
all flows: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 130 ≤ 45
CBOD5≤ 10mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater, marine
a stream, river or estuary at a dilution ratio ≥ 10:1 (Column B)
maximum daily flow ≥ 10 and < 50 m3/d (Table 10)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 10, Column B
all flows: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 130 ≤ 45
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater
a lake with a surface area ≥ 100 ha (Column C)
maximum daily flow ≥ 10 and < 50 m3/d (Table 10)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 10, Column C
all flows: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 130 ≤ 45
CBOD5≤ 130mg/Leffluent · limitstream: sanitary
route: direct
receiving water: marine
open marine waters (Column D)
maximum daily flow ≥ 10 and < 50 m3/d (Table 10)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 10, Column D
all flows: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 130 ≤ 45
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: marine
embayed marine waters (Column E)
maximum daily flow ≥ 10 and < 50 m3/d (Table 10)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 10, Column E
all flows: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 130 ≤ 45
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater, marine
a stream, river or estuary at a dilution ratio ≥ 40:1 (Column A)
maximum daily flow > 50 m3/d (Table 11)
daily flows < 2 × ADWF		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column A
daily flows < 2x ADWF: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 45 ≤ 45
CBOD5≤ 10mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater, marine
a stream, river or estuary at a dilution ratio ≥ 10:1 (Column B)
maximum daily flow > 50 m3/d (Table 11)
daily flows < 2 × ADWF		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column B
daily flows < 2x ADWF: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 45 ≤ 45
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater
a lake with a surface area ≥ 100 ha (Column C)
maximum daily flow > 50 m3/d (Table 11)
daily flows < 2 × ADWF		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column C
daily flows < 2x ADWF: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 45 ≤ 45
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: marine
open marine waters (Column D)
maximum daily flow > 50 m3/d (Table 11)
daily flows < 2 × ADWF		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column D
daily flows < 2x ADWF: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 45 ≤ 45
CBOD5≤ 45mg/Leffluent · limitstream: sanitary
route: direct
receiving water: marine
embayed marine waters (Column E)
maximum daily flow > 50 m3/d (Table 11)
daily flows < 2 × ADWF		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column E
daily flows < 2x ADWF: CBOD 5 & TSS (mg/L) ≤ 45 ≤ 10 ≤ 45 ≤ 45 ≤ 45
CBOD5≤ 130mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater, marine
a stream, river or estuary at a dilution ratio ≥ 40:1 (Column A)
maximum daily flow > 50 m3/d (Table 11)
daily flows ≥ 2 × ADWF (interim)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column A
daily flows ≥ 2x ADWF: interim CBOD 5 & TSS (mg/L) ≤ 130 ≤ 10 ≤ 130 ≤ 130 ≤ 130
CBOD5≤ 10mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater, marine
a stream, river or estuary at a dilution ratio ≥ 10:1 (Column B)
maximum daily flow > 50 m3/d (Table 11)
daily flows ≥ 2 × ADWF (interim)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column B
daily flows ≥ 2x ADWF: interim CBOD 5 & TSS (mg/L) ≤ 130 ≤ 10 ≤ 130 ≤ 130 ≤ 130
CBOD5≤ 130mg/Leffluent · limitstream: sanitary
route: direct
receiving water: freshwater
a lake with a surface area ≥ 100 ha (Column C)
maximum daily flow > 50 m3/d (Table 11)
daily flows ≥ 2 × ADWF (interim)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column C
daily flows ≥ 2x ADWF: interim CBOD 5 & TSS (mg/L) ≤ 130 ≤ 10 ≤ 130 ≤ 130 ≤ 130
CBOD5≤ 130mg/Leffluent · limitstream: sanitary
route: direct
receiving water: marine
open marine waters (Column D)
maximum daily flow > 50 m3/d (Table 11)
daily flows ≥ 2 × ADWF (interim)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column D
daily flows ≥ 2x ADWF: interim CBOD 5 & TSS (mg/L) ≤ 130 ≤ 10 ≤ 130 ≤ 130 ≤ 130
CBOD5≤ 130mg/Leffluent · limitstream: sanitary
route: direct
receiving water: marine
embayed marine waters (Column E)
maximum daily flow > 50 m3/d (Table 11)
daily flows ≥ 2 × ADWF (interim)		Municipal Wastewater Regulation (B.C. Reg. 87/2012)
s. 94, Table 11, Column E
daily flows ≥ 2x ADWF: interim CBOD 5 & TSS (mg/L) ≤ 130 ≤ 10 ≤ 130 ≤ 130 ≤ 130

Not held here: a discharge permit's own limits, and any rule for cbod5 outside the 16 instruments we hold for this place and the places above it. A row missing here is missing from our sources, not from the law.

Free check: send your permit or your lab results, and we check each number against these rows, every verdict cited to its page, by email within 5 business days. Or send the link to a rule we do not hold: we read it and cite it by page.

What was searched

Every instrument we hold for British Columbia (CA-BC) and the place above it, Canada (CA): 16 instruments, for every parameter name matching “cbod5”: cbod5, cbod5 removal.

  1. Municipal Wastewater Regulation (B.C. Reg. 87/2012) — s. 94 Tables 9-11 municipal effluent quality, s. 96 fecal coliforms, s. 97 phosphorus · Government of British Columbia (Environmental Management Act) · BC Laws consolidation current to October 6, 2026 (am. B.C. Reg. 50/2024) · source sha256 0fef8d2da18bd3698cb11c2b2d7296ff1c22405b93cc7128c52c6111d49e49a6 — 18 rows here
15 instruments searched with no row for it
  1. B.C. Reg. 375/96 Contaminated Sites Regulation — Schedule 3.1 Parts 1, 2 and 3, matrix and generic numerical soil standards · Government of British Columbia (Environmental Management Act) · This consolidation is current to September 15, 2026. · source sha256 f69b12b38ce71f5bad4842242a2390be2eeeef94ac7fcc116d57c4e34d6ffc21 — no row here
  2. B.C. Reg. 375/96 Contaminated Sites Regulation — Schedule 3.2 generic numerical water standards, aquatic life (freshwater and marine) · Government of British Columbia (Environmental Management Act) · This consolidation is current to September 15, 2026. · source sha256 f69b12b38ce71f5bad4842242a2390be2eeeef94ac7fcc116d57c4e34d6ffc21 — no row here
  3. B.C. Reg. 375/96 Contaminated Sites Regulation — Schedule 3.2 generic numerical water standards, drinking water, irrigation and livestock · Government of British Columbia (Environmental Management Act) · This consolidation is current to September 15, 2026. · source sha256 f69b12b38ce71f5bad4842242a2390be2eeeef94ac7fcc116d57c4e34d6ffc21 — no row here
  4. B.C. Approved Water Quality Guidelines: Aquatic Life — freshwater, marine and estuarine, short-term acute and long-term chronic · Government of British Columbia, Ministry of Environment and Parks (Water Protection and Sustainability Branch) · BC Data Catalogue 'Water Quality Guidelines of B.C.' (all_wqgs.csv), dataset modified 2026-08-20; the same guidelines as the ministry's Guideline Summary PDF, whose host www2.gov.bc.ca refused this machine on 2026-10-09 · source sha256 1673409ad5c17fa364589bb20f830055bc21d6e765a40681f06b510f6614f26a — no row here
  5. Canadian Ambient Air Quality Standards (CAAQS), environmental quality objectives under CEPA 1999 ss. 54(1) and 55(1): Objectives for Ambient PM2.5 and Ozone, Annex paras 1-4 and footnotes 1-2, Canada Gazette Part I, Vol. 147, No. 21, May 25, 2013 · Canada Gazette, Part I, Volume 147, Number 21: GOVERNMENT NOTICES May 25, 2013 · source — no row here
  6. CCME — Soil Quality Guidelines for the Protection of Environmental and Human Health (Summary Table, as served 2026-09-24) · Canadian Council of Ministers of the Environment (CCME) · Summary Table · source sha256 f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499 — no row here
  7. CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life — freshwater and marine, short and long term · Canadian Council of Ministers of the Environment (CCME) · Summary Table (as served 2026-09-24; each guideline carries its own year) · source sha256 f484a5f2a2dfcb5a4257763c853fc8dc810788cec54c75355b30ec194e2f7499 — no row here
  8. Fisheries Act (R.S.C. 1985, c. F-14), s. 36(3) — no deposit of a deleterious substance in water frequented by fish; no value printed · Government of Canada (Fisheries Act; Environment and Climate Change Canada administers s. 36) · Justice Laws Website, current to 2026-09-21, last amended 2024-11-27 · source sha256 db95b0a149728b0f0b1e1b1314d87ecdf46a91e1edfec4a7006fc3cbe0080bd6 — no row here
  9. Health Canada, Objective for Canadian drinking water quality — per- and polyfluoroalkyl substances (published 2024-08-09) · Health Canada · Objective value · source sha256 32a42a0d382cdd90729dd9750f47889782bd00d4af8dfd34f2b9aaf6f2678c6c — no row here
  10. Metal and Diamond Mining Effluent Regulations (SOR/2002-222) — Schedule 4, maximum authorized concentrations · Government of Canada (Fisheries Act; Environment and Climate Change Canada) · Justice Laws Website, current to 2026-09-21 · source sha256 2c6e0151d3776378f73df4868ca98052882ee81faf9738bbeba6f5d544b648fe — no row here
  11. Meat and Poultry Products Plant Liquid Effluent Regulations (C.R.C., c. 818) — Schedule I authorized deposits · Government of Canada (Fisheries Act; Environment and Climate Change Canada) · Justice Laws Website, current to 2026-09-21 · source sha256 c60e2a2dfa9a10c2ddd314b391bf66215ad599732f38b4c5a15fe793d8c28841 — no row here
  12. Potato Processing Plant Liquid Effluent Regulations (C.R.C., c. 829) — Schedule I authorized deposits · Government of Canada (Fisheries Act; Environment and Climate Change Canada) · Justice Laws Website, current to 2026-09-21 · source sha256 691ca3953a6dd6ae66b4c72737944caa68ed76710447df642a16716dd25027a3 — no row here
  13. Pulp and Paper Effluent Regulations (SOR/92-269) — s. 14 maximum BOD and suspended solids · Government of Canada (Fisheries Act; Environment and Climate Change Canada) · Justice Laws Website, current to 2026-09-21 · source sha256 cc8432e6a4dd1834ff4dd43d5b5fb98f09b1f7af7952e36154febcc649504eb4 — no row here
  14. Petroleum Refinery Liquid Effluent Regulations (C.R.C., c. 828) — Schedule I authorized deposits · Government of Canada (Fisheries Act; Environment and Climate Change Canada) · Justice Laws Website, current to 2026-09-21 · source sha256 30e528bdc3a3546afb3defff4dae9b1dacb362e192680e127bd788d7f97c8ce8 — no row here
  15. Wastewater Systems Effluent Regulations (SOR/2012-139) — s. 6 effluent quality · Government of Canada (Fisheries Act; Environment and Climate Change Canada) · Justice Laws Website, current to 2026-09-21, last amended 2026-06-04 · source sha256 0a60e10f783f7aca672792303dffcca1525133eb34eb32711543cb3cf4bbb955 — no row here

Read from public law and public agency files. A row missing here is missing from our sources, not from the law of the place. Check the cited source before relying on a value.