Environment Protection (Standards for effluent discharge into the ocean) Regulations 2003 (G.N. No. 45 of 2003)
Made 2003-02-05 · Text as of 2026-10-01
Public law and official guidance, published as research. Not legal, tax or financial advice.
About this law
- Language
- English
- Kind
- Regulation
- Organisation
- European Union
- Country
- Mauritius
- Subjects
- Environment, Sea, Water
- Keywords
- marine pollution, pollution control, freshwater pollution, effluent waste water/discharge, coastal zone management, environmental standards, standards, protection of environment
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Text
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Standards for effluent discharge into the Ocean Regulations Government Notice No 45 of 2003 THE ENVIRONMENT PROTECTION ACT 2002 Regulations made by the Minister under sections 39 and 96 of the Environment Protection Act 2002 1.These regulations may be cited as the Environment Protection (Standards for effluent discharge into the ocean) Regulations 2003. 2. In these regulations “effluent” means water sullied or contaminated by any matter, in solution or suspension and derived from the use of the water in connection with domestic, industrial or other activities. “HWM” means the High Water Mark at spring tide; “lagoon” means the extent of sea from the HWM to the reef barrier; “ocean” means the large expanse of sea from the HWM in the absence of a reef barrier or from a reef barrier where it exists. 3.No person shall discharge, or cause to be discharged effluent into the ocean – (a) unless it complies with the standards prescribed in the Schedule; (b) at a distance less than 300 metres off the reef barrier and at a depth of less than 30 metres where there is a lagoon; or (c) at a distance less than 500 metres from the HWM and at a depth of less than 25 metres where there is no lagoon. 4. Notwithstanding regulations 3, no person shall discharge any effluent into the ocean at a point where sea currents will cause effluent to be taken back into the lagoon. 5.These regulations shall come into operation on 01 September 2003. Made by the Minister on 05 February 2003. SCHEDULE (regulation 3) The following standards are permissible limits or range for the corresponding parameters: Parameter Unit Permissible limits Temperature pH Floatables oC mm 40 5 – 9 6 Biochemical Oxygen Demand (BOD5) Chemical Oxygen Demand (COD) Suspended Solids mg/l mg/l mg/l 250 750 300 Cadmium Chromium (VI) Chromium, Total Cyanides (as CN-) Lead Nickel Zinc Total Mercury Arsenic μg/l μg/l μg/l μg/l mg/l mg/l mg/l μg/l μg/l 20 100 500 100 2 2 2 10 200 Total pesticides Oil & Grease mg/l mg/l 1 20