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Industrial liquid discharges and air emission limit values
24 September 2026
View link- Industrial liquid discharges VLG (arrêté 13-2942, 7 October 2013, BO 6199, in force since January 2018): BOD5 100, COD 500, TSS 100, Kjeldahl nitrogen 40, total phosphorus 15, free cyanide 0.5 mg/L; pH 5.5–9.5.
- Air emissions (décret 2-09-631, 6 July 2010): total dust 50 mg/m³; SO₂ and NOx 500 mg/m³; inorganic dust 0.2 / 1 / 5 mg/m³ by category.
- Discharge permit: issued by the basin agency (water) and the environmental administration, with self-monitoring and reporting duties.
- Dangerous or unhealthy installations (ICPE): regime of the dahir of 25 August 1914 (authorisation or declaration).
- Specific values: some sectors are subject to stricter limits (official orders and the project’s environmental approval).