Figure 1

Figure 1 - Rivers – Annual mean biological oxygen demand - BOD (2008-2017)

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Data sources: 

Data was provided by the Ministry of Environment of the Republic of Armenia under the ENI SEIS II East project activities

(C10, C11) Water quality indicator, by observation points and years provided by ArmStatBank

 

Note: The data series are calculated as the average of annual mean BOD (mg O2/l) for river sites in Armenia for the period 2008-2017. The number of river sites is 45 (21 sites above settlements and 24 sites below), representing 22 rivers. The right hand plots show the average time series without the site 55.

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