Passage Data · Cited limits by place

Nitrate limits and guidelines in Newfoundland and Labrador (CA-NL)

5 numeric limits and guidelines for nitrate held for Newfoundland and Labrador and the place above it, from 2 instruments, each cited to its instrument, edition, section or page and quoted text. The register was built from 247 instruments. Everything held for Newfoundland and Labrador

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For programs: this page as JSON at /api/v1/limits?parameter=nitrate&place=CA-NL; the same at https://passage-data.com/mcp, a remote MCP server (tool find_limits). llms.txt · OpenAPI

Newfoundland and Labrador (CA-NL): 1 row

ParameterValueUnitStatisticGovernsApplies whenCite
Nitrates10mg/Leffluent · limitroute: direct
receiving water: freshwater, marine
unless the minister determines the discharger is primarily in the Metal Mining, Pulp and Paper or Petroleum Refining Industry (s. 10.1: Schedules C, D and E instead)		Environmental Control Water and Sewage Regulations, 2003 (Newfoundland and Labrador Regulation 65/0…
Schedule A (s. 6(a)): discharge into a body of water
Nitrates 10

Canada (CA): 4 rows

ParameterValueUnitStatisticGovernsApplies whenCite
Nitrate550,000 µg/L or 550 mg/Lµg/Lsurface water · guidelinereceiving water: freshwater
short-term exposure: CCME's short-term benchmark		CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life
Nitrate13,000 µg/L or 13 mg/Lµg/Lsurface water · guidelinereceiving water: freshwater
long-term exposure: CCME's long-term guideline		CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life
Nitrate1,500,000 µg/L or 1500 mg/Lµg/Lsurface water · guidelinereceiving water: marine
short-term exposure: CCME's short-term benchmark		CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life
Nitrate200,000 µg/L or 200 mg/Lµg/Lsurface water · guidelinereceiving water: marine
long-term exposure: CCME's long-term guideline		CCME Canadian Water Quality Guidelines for the Protection of Aquatic Life

Not held here: a discharge permit's own limits, and any rule for nitrate outside the 12 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 Newfoundland and Labrador (CA-NL) and the place above it, Canada (CA): 12 instruments, for every parameter name matching “nitrate”: nitrate, nitrate n, nitrate as n, propyl nitrate, nitrate nitrite, nitrite nitrate, n propyl nitrate, nitrate nitrogen, guanidine nitrate, palladium nitrate, thallium i nitrate, thallium l nitrate, and 16 more (in the JSON).

  1. 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 — 4 rows here
  2. Environmental Control Water and Sewage Regulations, 2003 (Newfoundland and Labrador Regulation 65/03) — Schedules A and B · Government of Newfoundland and Labrador, Department of Environment · consolidated NLR 65/03 as amended by NLR 23/09 (House of Assembly page, fetched 2026-10-08) · source sha256 d123fbabd5ae08a96eeca616f91303dc64915a4464951b87b9bc8a41719fcb9f — 1 row here
10 instruments searched with no row for it
  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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.