urban-waste-water-treatment

Urban Waste Water Treatment Directive, Annex I: Discharge requirements

EU. Urban Waste Water Treatment: Annex I, Tables 1 & 2, Directive 91/271/EEC, last amended by Directive 2013/64/EU, 28 December 2013

This list contains requirements for (1) discharges from urban waste water treatment plants (Annex I, Table 1), and (2) discharges to sensitive areas (Annex I, Table 2), under Directive 91/271/EEC.

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Last updated 24 travnja 2023. Database contains 10 unique substances/entries.
Substance Name EC No. CAS No. Concentration Method Minimum reduction Qualifier  
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25 mg/l
Homogenized, unfiltered, undecanted sample. Determination of dissolved oxygen before and after five-day incubation at 20 °C ± 1 °C, in complete darkness. Addition of a nitrification inhibitor
90 %
70 %
Details
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-
Homogenized, unfiltered, undecanted sample. Determination of dissolved oxygen before and after five-day incubation at 20 °C ± 1 °C, in complete darkness. Addition of a nitrification inhibitor
40 %
under Article 4 (2)
Details

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