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ЭКОЛОГИЧЕСКОЕ СОСТОЯНИЕ РЕКИ СЮНЬ В РАЙОНЕ СЕЛА ШАРАН ШАРАНСКОГО РАЙОНА РЕСПУБЛИКИ БАШКОРТОСТАН
Table 2 - Hydrochemical parameters of the Xun River water in the area of Sharan village
Indicators | Unit of measurement | Indicators of the Xun River near Sharan village | Upstream (1 km from Sharan village) | Indicators downstream (1 km from Sharan village) | MPC standards/ |
рН | Unit pH | 7.43±0.02 | 7.31±0.04 | 7.44±0.03 | 6.5-8.5 |
Мineralization | mg/dm3 | 253.41±1.20 | 259.33±1.44 | 260.19±2.01 | 1000 |
Rigidity | mg-eq/l | 8.20±0.11 | 8.11±0.09 | 8.22±0.12 | 6-9 |
Petroleum products | mg/dm3 | 0.04±0.0002 | 0.03±0.0001 | 0.04±0.0002 | 0.05 |
Pb | mg/dm3 | More than 0.002 | More than 0.002 | More than 0.002 | 0.006 |
Cd | mg/dm3 | More than 0.0001 | More than 0.0001 | More than 0.0001 | 0.005 |
Fe | mg/dm3 | 0.097 | 0.096 | 0.098 | 0.1 |
Cu | mg/dm3 | 0.0008 | 0.0009 | 0.0008 | 0.001 |